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Kazuo Terauchi patents

Recent patents with Kazuo Terauchi listed as an inventor - additional entries may be under other spellings.


Kazuo Terauchi - Related organizations: Canon Kabushiki Kaisha patents

Magnetic toner

03/31/16 - 20160091809 - Provided is a magnetic toner in which enhancement of initial transfer efficiency and transfer efficiency that is stable during a long-term use are achieved by simultaneously suppressing the friction force between the toner and a drum and the cohesion between toners, and further the degradation in chargeability and fluidity caused
Inventors: Shohei Tsuda, Koji Nishikawa, Katsuhisa Yamazaki, Yojiro Hotta, Kazuo Terauchi, Motohide Shiozawa, Takeshi Naka, Takuya Mizuguchi, Takayuki Itakura

Toner

03/10/16 - 20160070192 - The toner comprising a toner particle containing a binder resin and a colorant, an iron oxide particle and an organic-inorganic composite fine particle, wherein the organic-inorganic composite fine particle comprises a vinyl resin particle, and inorganic fine particles which are embedded in the vinyl resin particle, and at least a
Inventors: Kazuo Terauchi, Koji Nishikawa, Shohei Tsuda, Yojiro Hotta, Katsuhisa Yamazaki, Takayuki Itakura, Takeshi Naka, Motohide Shiozawa

Toner and imaging method

02/11/16 - 20160041482 - A toner having compatibility between transfer properties and cleaning properties is provided. A toner wherein a fine particle A containing a primary particle having a number average particle diameter (D1) of 80 nm or more and 400 nm or less is present on the surface of a toner particle at
Inventors: Kazuo Terauchi, Yojiro Hotta, Takeshi Naka, Motohide Shiozawa, Shohei Tsuda, Masami Fujimoto

Magnetic toner

05/07/15 - 20150125790 - the first inorganic fine particle contains an inorganic oxide fine particle selected from the group consisting of a silica fine particle, a titanium oxide fine particle and an alumina fine particle; has a number average particle diameter (D1) of 5 nm or more and 25 nm or less, and contains
Inventors: Yojiro Hotta, Koji Nishikawa, Shohei Tsuda, Motohide Shiozawa, Takeshi Naka, Kazuo Terauchi, Katsuhisa Yamazaki, Takayuki Itakura

Toner

02/05/15 - 20150037719 - A toner is provided including large particle-diameter external additives with sweep to the concaves of a toner particle suppressed, so that the large particle-diameter external additives function as spacer particles for a long period. The toner includes toner particles which contain a binder resin and magnetic material, and organic-inorganic composite
Inventors: Takeshi Naka, Kazuo Terauchi, Motohide Shiozawa, Yojiro Hotta, Shohei Tsuda, Katsuhisa Yamazaki, Koji Nishikawa, Takayuki Itakura

Two-component developer, replenishing developer, and image-forming method

01/01/15 - 20150003875 - An object of the present invention is to provide a two-component developer which can achieve a high-definition image with a smaller toner laid-on level than a conventional one, provides a color gamut comparable to that of printing, can respond to an increase in printing speed, and allows an image with
Inventors: Koh Ishigami, Kazuo Terauchi, Noriyoshi Umeda, Tetsuya Ida, Naoki Okamoto, Yojiro Hotta, Yoshinobu Baba, Takayuki Itakura, Takeshi Yamamoto, Manami Haraguchi, Kenta Kubo

Toner

06/26/14 - 20140178812 - where ΔHhigh and ΔHlow represent a heat of melting derived from the binder resin measured at a temperature increase speed of 100° C./min and 10° C./min, respectively.
Inventors: Kosuke Fukudome, Shuhei Moribe, Satoshi Mita, Kazuo Terauchi, Yojiro Hotta, Tetsuya Ida

Toner

04/10/14 - 20140099578 - −0.65≦Sb−Sa≦0.70.
Inventors: Yojiro Hotta, Shuhei Moribe, Kosuke Fukudome, Satoshi Mita, Kazuo Terauchi, Tetsuya Ida

Toner

04/10/14 - 20140099577 - −0.40≦Sb−Sa≦0.80.
Inventors: Shuhei Moribe, Kosuke Fukudome, Satoshi Mita, Kazuo Terauchi, Yojiro Hotta, Tetsuya Ida

Magnetic carrier

02/20/14 - 20140051023 - Provided is the following magnetic carrier. The magnetic carrier maintains high developing performance even when the number of sheets to be output is large. Its charge-providing performance hardly reduces even when toner or an external additive is spent on the magnetic carrier. In addition, the magnetic carrier is strong in
Inventors: Yojiro Hotta, Naoki Okamoto, Kazuo Terauchi, Ryuichiro Matsuo, Tetsuya Ida

Toner

12/26/13 - 20130344430 - Provided is a toner exhibiting satisfactory fixability even in high-speed fixing process involving a double-sided printing mechanism, keeping stable toner image even after a conveyance step, and doesn't cause curling to a fixing roller even in thin paper. In a toner including toner particles, each of which contains polyester resins
Inventors: Kazuo Terauchi, Shuhei Moribe, Kosuke Fukudome, Satoshi Mita, Yojiro Hotta, Tetsuya Ida

Two-component developer, replenishing developer, and image-forming method

04/19/12 - 20120094225 - A two-component developer containing a cyan toner and a magnetic carrier, the cyan toner having the following characteristics: (i) when the concentration of the cyan toner in a solution of the cyan toner in chloroform is represented by Cc (mg/ml) and the absorbance of the solution at a wavelength of
Inventors: Koh Ishigami, Kazuo Terauchi, Noriyoshi Umeda, Tetsuya Ida, Naoki Okamoto, Yojiro Hotta, Yoshinobu Baba, Takayuki Itakura, Takeshi Yamamoto, Manami Haraguchi, Kenta Kubo

Two-component developer, replenishing developer, and image-forming method

04/28/11 - 20110097661 - An object of the present invention is to provide a two-component developer which can achieve a high-definition image with a smaller toner laid-on level than a conventional one, provides a color gamut comparable to that of printing, can respond to an increase in printing speed, and allows an image with
Inventors: Koh Ishigami, Kazuo Terauchi, Noriyoshi Umeda, Tetsuya Ida, Naoki Okamoto, Yojiro Hotta, Yoshinobu Baba, Takayuki Itakura, Takeshi Yamamoto, Manami Haraguchi, Kenta Kubo

Two-component developer, replenishing developer, and image-forming method

09/30/10 - 20100248126 - A two-component developer containing a magenta toner and a magnetic carrier, wherein the magenta toner has the characteristics: (i) when the concentration of the magenta toner in a solution of the magenta toner in chloroform is represented by Cm (mg/ml) and the absorbance of the solution at a wavelength of
Inventors: Koh Ishigami, Kazuo Terauchi, Noriyoshi Umeda, Tetsuya Ida, Naoki Okamoto, Yojiro Hotta, Yoshinobu Baba, Takayuki Itakura, Takeshi Yamamoto, Manami Haraguchi, Kenta Kubo

Two-component developer, replenishing developer, and image-forming method

08/12/10 - 20100203438 - A two-component developer containing a yellow toner and a magnetic carrier, wherein the yellow toner has the characteristics: (i) when the concentration of the yellow toner in a solution of the yellow toner in chloroform is represented by Cy (mg/ml) and the absorbance of the solution at a wavelength of
Inventors: Koh Ishigami, Kazuo Terauchi, Noriyoshi Umeda, Tetsuya Ida, Naoki Okamoto, Yojiro Hotta, Yoshinobu Baba, Takayuki Itakura, Takeshi Yamamoto, Manami Haraguchi, Kenta Kubo

Two-component developer, replenishing developer, and image-forming method

06/24/10 - 20100159380 - A two-component developer containing a cyan toner and a magnetic carrier, wherein the cyan toner has the characteristics: (i) when the concentration of the cyan toner in a solution of the cyan toner in chloroform is represented by Cc (mg/ml) and the absorbance of the solution at a wavelength of
Inventors: Koh Ishigami, Kazuo Terauchi, Noriyoshi Umeda, Tetsuya Ida, Naoki Okamoto, Yojiro Hotta, Yoshinobu Baba, Takayuki Itakura, Takeshi Yamamoto, Manami Haraguchi, Kenta Kubo

Developer for replenishment and image forming method

05/14/09 - 20090123856 - Provided is a developer for replenishment capable of forming a high-quality image even upon duration. The developer for replenishment includes at least a toner and a magnetic carrier, and in the developer for replenishment, 1 part by mass of the magnetic carrier is blended with 2 to 50 parts by
Inventors: Yojiro Hotta, Kazuo Terauchi, Kunihiko Nakamura, Hiroyuki Fujikawa, Yoshinobu Baba, Takayuki Itakura, Hirohide Tanikawa

Toner

02/19/09 - 20090047592 - An object of the present invention is to provide a toner which: is excellent in fixing ability such as low-temperature fixability, hot offset property, and separability even in a fixing system excellent in quick start property and energy saving property; has high gloss; and is excellent in development stability and
Inventors: Naoki Okamoto, Tetsuya Ida, Koh Ishigami, Kazuo Terauchi, Yojiro Hotta, Noriyoshi Umeda, Yoshinobu Baba, Takayuki Itakura


### Kazuo Terauchi patent invention listings

The bibliographic references displayed about Kazuo Terauchi's patents are for a recent sample of Kazuo Terauchi's publicly published patent applications. The inventor/author may have additional bibliographic citations listed at the USPTO.gov. FreshPatents.com is not associated or affiliated in any way with the author/inventor or the United States Patent/Trademark Office but is providing this non-comprehensive sample listing for educational and research purposes using public bibliographic data published and disseminated from the United States Patent/Trademark Office public datafeed. This information is also available for free on the USPTO.gov website. If Kazuo Terauchi filed recent patent applications under another name, spelling or location then those applications could be listed on an alternate page. If no bibliographic references are listed here, it is possible there are no recent filings or there is a technical issue with the listing--in that case, we recommend doing a search on the USPTO.gov website.

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