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For the Inventor, By the Inventor

Kawasaki, Japan

Kazumi Kinoshita

USPTO Granted Patents = 7


Average Co-Inventor Count = 4.1

ph-index = 5

Forward Citations = 74(Granted Patents)


Location History:

  • Yokohama, JP (1989)
  • Kawasaki, JP (1989 - 1994)

Company Filing History:

goldMedal7 out of 39,230 
 
Fujitsu Corporation
 patents

Years Active: 1989-1994

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7 patents (USPTO):Explore Patents
1. 5335271 - Ring trip detection circuit (1994-08-02),
2. 5113426 - Ground fault detector (1992-05-12),
3. 4995111 - Ring trip circuit for subscriber telephone (1991-02-19),
4. 4935960 - Battery feed circuit (1990-06-19),
5. 4912429 - Operational amplifier (1990-03-27),
6. 4862309 - Protection circuit for battery feed circuit (1989-08-29),
7. 4827503 - Integrated ringing circuit and a ring trip circuit for the same (1989-05-02),
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