IDiyas

For the Inventor, By the Inventor

Abiko, Japan

Eiji Kometani

USPTO Granted Patents = 4

Average Co-Inventor Count = 4.6

ph-index = 3

Forward Citations = 24(Granted Patents)


Location History:

  • Tokyo, JA (1976)
  • Abiko, JP (1988 - 1994)

Company Filing History:

goldMedal3 out of 1,498 
 
Hitachi Construction Machinery Co., Ltd.
 patents
silverMedal1 out of 42,485 
 
Hitachi, Ltd.
 patents
bronzeMedal1 out of 4 
 
Hitachi Construction Machinery
 patents
where one patent can have more than one assignee

Years Active: 1976-1994

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4 patents (USPTO):Explore Patents
1. 5290369 - Method of gas sulphonitriding (1994-03-01),
2. 5187017 - Sliding member, and method and apparatus for producing the same by gas (1993-02-16),
3. 4788902 - Thrust hydrostatic bearing device for use in axial piston machine (1988-12-06),
4. 3960057 - Hydraulic pump or motor (1976-06-01),
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