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For the Inventor, By the Inventor

Tokyo, Japan

Toshio Tokita

USPTO Granted Patents = 12



Average Co-Inventor Count = 3.0

ph-index = 5

Forward Citations = 134(Granted Patents)


Location History:

  • Kanagawa, JP (1997)
  • Tokyo, JP (1999 - 2011)

Company Filing History:

goldMedal12 out of 21,351 
 
Mitsubishi Denki Kabushiki Kaisha
 patents
silverMedal5 out of 5,290 
 
Nippon Telegraph and Telephone Corporation
 patents
where one patent can have more than one assignee

Years Active: 1997-2011

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12 patents (USPTO):Explore Patents
1. 7864950 - Block encryption device using auxiliary conversion (2011-01-04),
2. 7822196 - Block cipher apparatus using auxiliary transformation (2010-10-26),
3. 7760871 - Block cipher using auxiliary transformation (2010-07-20),
4. 7760870 - Block cipher apparatus using auxiliary transformation (2010-07-20),
5. 7697684 - Block cipher apparatus using auxiliary transformation (2010-04-13),
6. 7184549 - Method and apparatus for encryption, method and apparatus for decryption, and computer-readable medium storing program (2007-02-27),
7. 7096369 - Data transformation apparatus and data transformation method (2006-08-22),
8. 6466669 - Cipher processor, IC card and cipher processing method (2002-10-15),
9. 6415030 - Data transformation apparatus and data transformation method (2002-07-02),
10. 6201869 - Data transformation apparatus and data transformation method (2001-03-13),
11. 5912905 - Error-correcting encoder, error-correcting decoder and data transmitting (1999-06-15),
12. 5699368 - Error-correcting encoder, error-correcting decoder, and data (1997-12-16),
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