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Noboru Sekiguchi patents

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


Noboru Sekiguchi - Related organizations: Sony Corporation patents

Magnetic recording medium

03/09/17 - 20170069343 - A magnetic recording medium includes a substrate, a seed layer, an under layer, and a perpendicular recording layer having a granular structure. (Ms·αδ1.5(1−Rs)0.33), Ms, and α satisfy (Ms·α·δ1.5(1−Rs)0.33)≦0.1 [μ·emu·(mm)−1.5], Ms≧450 [emu/cc], and α≧1.2. In the above formulas, Ms indicates a saturated magnetization amount, α indicates the gradient of a M-H
Inventors: Junichi Tachibana, Noboru Sekiguchi, Tomoe Ozaki

Magnetic recording medium

10/01/15 - 20150279402 - A magnetic recording medium includes a base material which has flexibility, a lower coating layer, and a recording layer, in which, in X-ray diffraction peaks, a value of Δθ50 where a diffraction peak of magnetic atoms which are included in the recording layer is measured by a locking curve method
Inventors: Noboru Sekiguchi, Junichi Tachibana, Tetsuo Endo, Tomoe Ozaki, Hikaru Terui

Magnetic recording medium

07/09/15 - 20150194174 - There is provided a magnetic recording medium including a surface having a longitudinal direction and a lateral direction. An arithmetic average roughness Ra, a ratio PSDMD,short/PSDTD,short, and a ratio PSDMD,long/PSDTD,long on the surface satisfy Ra≦3.0 nm, PSDMD,short/PSDTD,short≦0.65, and 1.3≦PSDMD,long/PSDTD,long≦2.3, in which PSDMD,short is an average value of PSD values in
Inventors: Noboru Sekiguchi, Tomoe Ozaki, Junichi Tachibana

Magnetic recording medium

12/11/14 - 20140363700 - A magnetic recording medium includes a substrate, a seed layer, an under layer, and a perpendicular recording layer having a granular structure. (Ms·α·δ1.5(1−Rs)0.33), Ms, and α satisfy (Ms·α·δ1.5(1−Rs)0.33)≦0.1 [μ·emu·(mm)−1.5], Ms≧450 [emu/cc], and α≧1.2. In the above formulas, Ms indicates a saturated magnetization amount, α indicates the gradient of a M-H
Inventors: Junichi Tachibana, Noboru Sekiguchi, Tomoe Ozaki

Magnetic recording medium and method of producing the same

11/20/14 - 20140342189 - There is provided a magnetic recording medium including a base; a seed layer; a foundation layer; and a recording layer, the seed layer being disposed between the base and the foundation layer, having an amorphous state, including an alloy containing Ti, Cr and O, a percentage of Ti being 30
Inventors: Junichi Tachibana, Jota Ito, Tomoe Ozaki, Ryoichi Hiratsuka, Noboru Sekiguchi, Tetsuo Endo


### Noboru Sekiguchi patent invention listings

The bibliographic references displayed about Noboru Sekiguchi's patents are for a recent sample of Noboru Sekiguchi'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 Noboru Sekiguchi 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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