KI

Kazuyuki Iwasa

OC Olympus Optical Co.: 14 patents #201 of 2,334Top 9%
OL Olympus: 8 patents #598 of 3,097Top 20%
OI Olympus Imaging: 2 patents #149 of 341Top 45%
Overall (All Time): #173,711 of 4,157,543Top 5%
24
Patents All Time

Issued Patents All Time

Showing 1–24 of 24 patents

Patent #TitleCo-InventorsDate
9989728 Plurality of imaging optical systems and image pickup apparatus using the same Kazuteru Kawamura 2018-06-05
9671596 Plurality of imaging optical systems and image pickup apparatus using the same Kazuteru Kawamura 2017-06-06
9557517 Lens barrel Mitsuru Toyama 2017-01-31
9557540 Plurality of imaging optical systems and image pickup apparatus using the same Kazuteru Kawamura 2017-01-31
8861094 Lens barrel 2014-10-14
7911721 Lens barrel 2011-03-22
7343092 Attachment structure of adapter 2008-03-11
7221868 Camera and photographing lens barrel Hiroshi Terada, Naohiro Tsuchida, Yutaka Maeda, Tatsuo Takanashi 2007-05-22
6904236 Camera and photographing lens barrel Hiroshi Terada, Naohiro Tsuchida, Yutaka Maeda, Tatsuo Takanashi 2005-06-07
6811331 Lens shutter system 2004-11-02
6443636 Stop device 2002-09-03
6341901 Photographing lens of a camera having a mask for blocking off noise light which generates in relation to a non-circular lens Mitsuhiro Sato, Shinichi Kodama 2002-01-29
6268968 Lens housing 2001-07-31
6256458 Lens housing 2001-07-03
6204977 Lens barrel 2001-03-20
6198578 Cam follower and lens barrel Tamotsu Koiwai, Shinya Takahashi 2001-03-06
6157501 Lens holding structure Mitsuhiro Sato, Tamotsu Koiwai 2000-12-05
6152614 Shutter assembly Masayu Higuchi 2000-11-28
5831777 Positioning adjustment mechanism for a lens incorporating a CAM/CAM follower arrangement 1998-11-03
5822638 Camera Hitoshi Yoshida, Hiroshi Akitake, Takeshi Ito, Hiroyuki Satake, Yoshitaka Naitou +1 more 1998-10-13
4945372 Camera Tatsuji Higuchi, Kazuo Yamamoto, Hitoshi Shirai, Yasuo Yamazaki, Yuichi Torikoshi +1 more 1990-07-31
4924253 Drive apparatus for a focusing lens Yuji Imai 1990-05-08
4885600 Zoom mechanism for a zoom lens in cameras and the like Hirotsugu Nakazawa 1989-12-05
4764784 Camera with a built-in zoom lens Yuichi Torikoshi, Hitoshi Shirai, Hiroaki Miyazaki, Yasuo Yamazaki 1988-08-16