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Tomoyuki Asano patents

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


Tomoyuki Asano - Related organizations: Sony Corporation patents, Sony Computer Entertainment Inc. patents

Enciphering apparatus and method, deciphering apparatus and method as well as information processing apparatus and method

12/31/15 - 20150381359 - The invention provides an enciphering apparatus and method, a deciphering apparatus and method and an information processing apparatus and method by which illegal copying can be prevented with certainty. Data enciphered by a 1394 interface of a DVD player is transmitted to a personal computer and a magneto-optical disk apparatus
Inventors: Ryuji Ishiguro, Yoshitomo Osawa, Yoshio Osakabe, Makoto Sato, Hisato Shima, Tomoyuki Asano

Electronic watermark generating apparatus, electronic watermark verifying apparatus, method of generating electronic watermark, and method of verifying electronic watermark

07/28/11 - 20110184580 - There is provided an electronic watermark generating apparatus including an appliance characterizing information generating unit that generates appliance characterizing information that characterizes an electronic appliance, by using physical data acquired by a sensor that measures characteristics of the electronic appliance, an electronic watermark generating unit that generates, in relation to
Inventors: Yohei Kawamoto, Asami Yoshida, Tomoyuki Asano, Masakazu Ukita, Shiho Moriai, Masanobu Katagi, Yu Tanaka, Seiichi Matsuda

Authentication and encryption utilizing command indentifiers

09/16/10 - 20100235633 - A data processing system, recording device, data processing method and program providing medium are provided to execute authentication processing and content storing processing between apparatuses. Program localization is employed to restrict access to program content. A plurality of key blocks store key data for authentication processing. Key block designation information
Inventors: Tomoyuki Asano, Yoshihito Ishibashi, Taizo Shirai, Toru Akishita, Masaharu Yoshimori, Makoto Tanaka

Information processing unit, terminal unit, information processing method, key generation method and program

03/25/10 - 20100077201 - There is provided an information processing unit enabling reduction of the number of keys to be held by a terminal unit and the amount of calculations necessary for decryption of encrypted data. The information processing unit configures an entire binary tree made up of n-number of leaf nodes, a root
Inventors: Tomoyuki Asano, Masafumi Kusakawa

Information processing unit, terminal unit, information processing method, key generation method and program

03/04/10 - 20100054465 - It relates to an information processing unit, a terminal unit, an information processing method, a key generation method and a program that enable reduction of the number of keys to be held by users and aims at providing an information processing unit capable of generating a directed-graph representing an encryption
Inventors: Tomoyuki Asano, Masafumi Kusakawa

Authentication and encryption utlizing command identifiers

01/07/10 - 20100005301 - A data processing system, recording device, data processing method and program providing medium are provided to execute authentication processing and content storing processing between apparatuses. Program localization is employed to restrict access to program content. A plurality of key blocks store key data for authentication processing. Key block designation information
Inventors: Tomoyuki Asano, Yoshihito Ishibashi, Taizo Shirai, Toru Akishita, Masaharu Yoshimori, Makoto Tanaka


### Tomoyuki Asano patent invention listings

The bibliographic references displayed about Tomoyuki Asano's patents are for a recent sample of Tomoyuki Asano'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 Tomoyuki Asano 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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