IDiyas

For the Inventor, By the Inventor

Chiyoda, Japan

Toshiaki Kobari

USPTO Granted Patents = 13

Average Co-Inventor Count = 8.0

ph-index = 10

Forward Citations = 409(Granted Patents)


Location History:

  • Ibaraki, JP (1987 - 1989)
  • Chiyoda-machi, JP (2000)
  • Ibaraki-ken, JP (1997 - 2002)
  • Chiyoda, JP (1991 - 2008)

Company Filing History:

goldMedal12 out of 42,485 
 
Hitachi, Ltd.
 patents
silverMedal1 out of 5,289 
 
Nippon Telegraph and Telephone Corporation
 patents
bronzeMedal1 out of 227 
 
Hitachi Global Storage Technologies Japan, Ltd.
 patents
4. 1 out of 21 
 
Nippon Telephone and Telegraph Corporation
 patents
5. 1 out of 2 
 
Hitachi Service Engineering, Ltd.
 patents
where one patent can have more than one assignee

Years Active: 1987-2008

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13 patents (USPTO):Explore Patents
1. 7330334 - Magnetic disk apparatus with shroud and having open space downstream of moveable arms in communication with bypass channel (2008-02-12),
2. 6898049 - Magnetic disk apparatus with air flow bypass channel (2005-05-24),
3. 6665139 - Magnetic-disc unit with gap between disc and shroud (2003-12-16),
4. 6600626 - Magnetic disk apparatus (2003-07-29),
5. 6369978 - Magnetic disk apparatus with shroud having opening downstream of moveable arm (2002-04-09),
6. 6031235 - Ultra-high vacuum apparatus (2000-02-29),
7. 5820320 - Apparatus for treating the inner surface of vacuum chamber (1998-10-13),
8. 5626682 - Process and apparatus for treating inner surface treatment of chamber (1997-05-06),
9. 5442183 - Charged particle beam apparatus including means for maintaining a vacuum (1995-08-15),
10. 5254856 - Charged particle beam apparatus having particular electrostatic (1993-10-19),
11. 5036290 - Synchrotron radiation generation apparatus (1991-07-30),
12. 4853640 - Synchrotron radiation source (1989-08-01),
13. 4664062 - Apparatus for manufacturing semiconductors (1987-05-12),
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