SI

Shigeru Iwamoto

PE Pentax: 26 patents #54 of 761Top 8%
PE Pentax: 8 patents #58 of 396Top 15%
Chevron: 4 patents #1,079 of 4,788Top 25%
HO Hoya: 4 patents #305 of 1,290Top 25%
AK Asahi Kogaku Kabushiki Kaisha: 2 patents #2 of 73Top 3%
PC Pentax Ricoh Imaging Company: 2 patents #27 of 74Top 40%
AK Asahi Kogaku Kogyo K.K.: 1 patents #76 of 180Top 45%
Fujitsu Limited: 1 patents #14,843 of 24,456Top 65%
Overall (All Time): #58,812 of 4,157,543Top 2%
48
Patents All Time

Issued Patents All Time

Showing 1–25 of 48 patents

Patent #TitleCo-InventorsDate
9187706 Lubricating oil composition Satoshi Hirano, Morikuni Nakazato 2015-11-17
8681231 Camera with image stabilization function Naoto Asakura, Yoshio Wakui, Taizo Matsumasa 2014-03-25
8159601 Sequential shooting controller Shinichi Kakiuchi, Yutaka Ohsawa 2012-04-17
7903167 Dust removal apparatus of photographing apparatus Yukio Uenaka 2011-03-08
7589764 Focus detection device including reduction of fluctuations due to flickering light Masahiro Nakata 2009-09-15
7512332 Camera with superimpose indication function Tadahisa Ohkura, Masahiro Nakata 2009-03-31
7432684 Mobile equipment with electric power supply control function 2008-10-07
7313323 Camera system with a photometering device and an external operating device Tadahisa Ohkura, Yutaka Ohsawa, Hiroyuki Takahashi 2007-12-25
7035536 Flash control mechanism Tadahisa Ohkura, Yutaka Ohsawa, Takuya Hasegawa 2006-04-25
7009410 Capacitance detection type sensor and manufacturing method thereof Masaki Ito, Hideo Onodera 2006-03-07
6987538 Multipoint autofocus system Masahiro Nakata 2006-01-17
6826364 Zoom flash and flash photography system Masahiro Kawasaki, Osamu Sato, Tadahisa Ohkura, Kazuhito Taneoka 2004-11-30
6718135 Flash photography system Masahiro Kawasaki, Osamu Sato, Tadahisa Ohkura, Kazuhito Taneoka 2004-04-06
6569818 Lubricating oil composition Morikuni Nakazato, Satoshi Hirano 2003-05-27
6571061 Uniform flash-emission controller Masahiro Kawasaki, Osamu Sato, Tadahisa Ohkura, Kazuhito Taneoka 2003-05-27
6551965 Marine diesel engine lubricating oil composition having improved high temperature performance Hiroyuki Nagamatsu, Hirokazu Fujita 2003-04-22
6512890 Multi-flash photography system Masahiro Kawasaki, Osamu Sato, Tadahisa Ohkura, Kazuhito Taneoka 2003-01-28
6498901 Flash photography system Masahiro Kawasaki, Osamu Sato, Tadahisa Ohkura, Kazuhito Taneoka 2002-12-24
6427051 Controller for controlling a camera having a built-in flash Tetsuo Hosokawa, Toshihiro Hamamura, Tadahisa Ohkura, Hidefumi Kaneko 2002-07-30
6347189 Flash controller of a camera Tetsuo Hosokawa, Toshihiro Hamamura 2002-02-12
6341202 Operation dial with an illuminator for a camera Tetsuo Hosokawa, Toshihiro Hamamura, Hiroyuki Takahashi, Tadahisa Ohkura, Hidefumi Kaneko 2002-01-22
6321042 Camera having film winding apparatus 2001-11-20
6275660 Manual-wind camera 2001-08-14
6263169 Manual-wind camera 2001-07-17
6249650 Single-lens reflex camera 2001-06-19