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Hachiouji, Japan

Ken Yonekubo

USPTO Granted Patents = 11

Average Co-Inventor Count = 1.3

ph-index = 6

Forward Citations = 105(Granted Patents)

Location History:

Tama, JA (1976)
Tama, JP (1978 - 1979)
Hachioji, JP (1981 - 1987)
Hachiouji, JP (1980 - 1988)

Company Filing History:

11 out of 5,729

Olympus Optical Company, Ltd.

Years Active: 1976-1988

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11 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 4756611 - Multiple-purpose microscope (1988-07-12),

2. 4685776 - Inverted-design optical microscope (1987-08-11),

3. 4682859 - Objective lens for microscope (1987-07-28),

4. 4353624 - Afocal relay lens system (1982-10-12),

5. 4283110 - Optical system for discussion-microscope (1981-08-11),

6. 4269517 - Microscope for quantitative determination of substance in specimen (1981-05-26),

7. 4241251 - Photoelectric switching means for microscope illumination system (1980-12-23),

8. 4204748 - Focal relay lens system for an inverted microscope (1980-05-27),

9. 4174151 - Microscope objective lens system (1979-11-13),

10. 4108794 - Oil immersion liquid for fluorescence microscopes (1978-08-22),

11. 3950649 - Vertical reflection type fluorescence microphotometer (1976-04-13),

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