FO

Fumiyuki Okawa

OL Olympus: 11 patents #398 of 3,097Top 15%
OS Olympus Medical Systems: 3 patents #222 of 833Top 30%
Overall (All Time): #345,237 of 4,157,543Top 9%
14
Patents All Time

Issued Patents All Time

Showing 1–14 of 14 patents

Patent #TitleCo-InventorsDate
11045072 Endoscope and method of operating endoscope 2021-06-29
10980405 Imaging device and endoscope Tomoharu Ogihara, Keisuke Tsutsui, Keisuke Ogawa 2021-04-20
10548461 Endoscope apparatus Tomoharu Ogihara, Keisuke Tsutsui, Keisuke Ogawa 2020-02-04
10531026 Endoscope system Keisuke Tsutsui 2020-01-07
9936864 Image pickup apparatus and electronic endoscope system Keisuke Tsutsui 2018-04-10
9888836 Endoscope Hidenori Hashimoto, Yasunori Matsui 2018-02-13
9876974 Endoscope Hidenori Hashimoto, Yasunori Matsui 2018-01-23
9775498 Endoscope system Keisuke Tsutsui, Hiroyuki Usami 2017-10-03
9768619 Power supply control circuit Keisuke Ogawa, Tomoharu Ogihara 2017-09-19
8896680 Endoscope with first and second voltage comparing portions Jun Konishi, Hidenori Hashimoto, Yasuhiro Tanaka, Yasunori Matsui 2014-11-25
8866940 Image pickup apparatus Keisuke Tsutsui, Shin Otsuka, Takayuki Hanawa 2014-10-21
8212863 Signal output board and endoscope Yasuhiro Tanaka, Hidenori Hashimoto 2012-07-03
7889228 Signal processing device for endoscope Hideaki Ishihara, Takayuki Hanawa, Nobuyuki Doguchi 2011-02-15
7573499 Endoscope apparatus for obtaining properly dimmed observation images Nobuyuki Doguchi, Yoshinori Takahashi, Katsuichi Imaizumi, Takeshi Ozawa, Isami Hirao +1 more 2009-08-11