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Shiraoka, Japan

Atsushi Katsunuma

USPTO Granted Patents = 8

EPO Patents = 1 (Patent Applications = 2)

Average Co-Inventor Count = 1.3

ph-index = 3

Forward Citations = 65(Granted Patents)

Location History:

Saitama, JP (2006)
Saitamu-ken, JP (2007)
Saitama-ken, JP (1998 - 2010)
Tokyo, JP (2013)
Shiraoka, JP (2016 - 2017)

Company Filing History:

Nikon Corporation

Years Active: 1998-2017

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8 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 9625789 - Imaging device including a front optical system having a movable focusing lens group (2017-04-18),

2. 9395516 - Imaging device (2016-07-19),

3. 8351033 - Tunable filter, light source apparatus, and spectral distribution measuring apparatus (2013-01-08),

4. 7764428 - Optical element, optical system, and waveguide (2010-07-27),

5. 7173695 - Spectroscope with thermal compensation mechanism (2007-02-06),

6. 7103258 - Attenuator device, and optical switching device (2006-09-05),

7. 5838492 - Method and apparatus for a binocular optical system (1998-11-17),

8. 5796515 - Catadioptric optical system (1998-08-18),

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