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For the Inventor, By the Inventor

Ebina, Japan

Yukifumi Nakazawa

USPTO Granted Patents = 4

Average Co-Inventor Count = 3.2

ph-index = 3

Forward Citations = 186(Granted Patents)


Location History:

  • Ebina, JP (1997 - 2002)
  • Tokyo-to, JP (2003)

Company Filing History:

goldMedal4 out of 164,108 
 
International Business Machines Corporation
 patents

Years Active: 1997-2003

where 'Filed Patents' based on already Granted Patents

4 patents (USPTO):
1. 6561668 - Computer with keyboard illuminator for use in operating environments with inadequate ambient lighting conditions (2003-05-13),
2. 6442443 - Information processing apparatus and power saving apparatus (2002-08-27),
3. 6388343 - Power supply unit and electronic apparatus for preventing a leak current (2002-05-14),
4. 5617291 - Compact modem system suitable for a notebook or other small computer (1997-04-01),
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