Inventor · disambiguated record
Ryuhei Azuma
Also filed as: AZUMA RYUHEI
6 granted patents·1 pending application·19 citations·filing 2008–2015
74Inventor score
Top patents by PatentIndex Score
7 records- 0192US10288837B2Medical observation device and lens barrel of medical observation deviceSONY CORP·Filed 2015·Granted May 14, 2019·14 cites·8 claims
- 0262US7878721B2Light amount adjuster, lens barrel, and image pickup deviceSONY CORP·Filed 2008·Granted Feb 1, 2011·3 cites·11 claims
- 0358US7922404B2Diaphragm unit, light intensity adjusting device, lens barrel, and imaging apparatusSONY CORP·Filed 2009·Granted Apr 12, 2011·1 cites·11 claims
- 0454US8038357B2Diaphragm unit, lens barrel, and imaging apparatusSONY CORP·Filed 2009·Granted Oct 18, 2011·1 cites·10 claims
- 0549US8052340B2Imaging apparatusSONY CORP·Filed 2009·Granted Nov 8, 2011·0 cites·5 claims
- 0641US10901197B2Medical observation device and lens barrel of medical observation deviceSONY CORP·Filed 2015·Granted Jan 26, 2021·0 cites·13 claims
- 0741US2013050854A1Lens barrel and imaging apparatusAZUMA RYUHEI·Filed 2012·Application pending·0 cites
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