IDiyas

For the Inventor, By the Inventor

Kanagawa, Japan

Shigeru Nishikawa

USPTO Granted Patents = 9

Average Co-Inventor Count = 1.5

ph-index = 5

Forward Citations = 113(Granted Patents)


Location History:

  • Tokyo, JP (1989 - 1992)
  • Yokohama, JP (1996 - 1999)
  • Kanagawa, JP (2008 - 2011)
  • Fujisawa, JP (2013)

Company Filing History:

goldMedal8 out of 90,594 
 
Canon Kabushiki Kaisha
 patents
silverMedal1 out of 11,665 
 
Fuji Xerox Co., Ltd.
 patents

Years Active: 1989-2013

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9 patents (USPTO):Explore Patents
1. 8571207 - Hash value calculation apparatus and method thereof (2013-10-29),
2. 8560832 - Information processing apparatus (2013-10-15),
3. 8045198 - System and method for processing a change history of a PDF file (2011-10-25),
4. 7433528 - Image processing apparatus (2008-10-07),
5. 5857017 - Call waiting notifying apparatus (1999-01-05),
6. 5757898 - Information processing and communication apparatus (1998-05-26),
7. 5581612 - Private branch exchange system (1996-12-03),
8. 5095504 - Telephone and telephone system having temporary transfer and (1992-03-10),
9. 4870680 - Communication apparatus having a communication hold function (1989-09-26),
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