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Yasuharu Hirai

USPTO Granted Patents = 4

Average Co-Inventor Count = 1.8

ph-index = 2

Forward Citations = 23(Granted Patents)

Location History:

Chofu, JP (1983 - 1987)
Tokyo, JP (2008)
Tosu, JP (2009)

Company Filing History:

4 out of 42,517

Years Active: 1983-2009

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4 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 7499520 - X-ray imaging apparatus and method with an X-ray interferometer (2009-03-03),

2. 7346145 - X-ray imaging system (2008-03-18),

3. 4704540 - Photoelectric shock wave detection system for vacuum protection (1987-11-03),

4. 4379250 - Field emission cathode and method of fabricating the same (1983-04-05),

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