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Jun-ichi Yasuma

USPTO Granted Patents = 4

Average Co-Inventor Count = 2.2

ph-index = 4

Forward Citations = 53(Granted Patents)

Location History:

Higashimatsuyama, JP (1989)
Saitama, JP (1990 - 1991)

Company Filing History:

Diesel Kiki Co., Ltd.

Years Active: 1989-1991

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4 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 5062454 - Spool control valve (1991-11-05),

2. 4971114 - Electromagnetic proportional pressure control valve (1990-11-20),

3. 4875501 - Electromagnetic proportional control valve apparatus (1989-10-24),

4. 4839509 - Connector device for connecting IC card to reading and/or writing (1989-06-13),

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