Inventor · disambiguated record
Atsushi Katsunuma
Also filed as: KATSUNUMA ATSUSHI
8 granted patents·89 citations·filing 1997–2016
86Inventor score
Files withNIKON CORP8
Top patents by PatentIndex Score
8 records- 0197US9395516B2Imaging deviceNIKON CORP·Filed 2013·Granted Jul 19, 2016·55 cites·13 claims
- 0276US7764428B2Optical element, optical system, and waveguideNIKON CORP·Filed 2005·Granted Jul 27, 2010·8 cites·27 claims
- 0371US7103258B2Attenuator device, and optical switching deviceNIKON CORP·Filed 2005·Granted Sep 5, 2006·6 cites·20 claims
- 0469US8351033B2Tunable filter, light source apparatus, and spectral distribution measuring apparatusNIKON CORP·Filed 2009·Granted Jan 8, 2013·5 cites·18 claims
- 0568US9625789B2Imaging device including a front optical system having a movable focusing lens groupNIKON CORP·Filed 2016·Granted Apr 18, 2017·1 cites·20 claims
- 0653US7173695B2Spectroscope with thermal compensation mechanismNIKON CORP·Filed 2002·Granted Feb 6, 2007·5 cites·20 claims
- 0734US5796515ACatadioptric optical systemNIKON CORP·Filed 1997·Granted Aug 18, 1998·6 cites·19 claims
- 0831US5838492AMethod and apparatus for a binocular optical systemNIKON CORP·Filed 1997·Granted Nov 17, 1998·3 cites·16 claims
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