HM

Hiromu Mukai

MI Minolta: 49 patents #19 of 1,109Top 2%
MC Minolta Co.: 19 patents #65 of 1,416Top 5%
Overall (All Time): #30,390 of 4,157,543Top 1%
69
Patents All Time

Issued Patents All Time

Showing 1–25 of 69 patents

Patent #TitleCo-InventorsDate
7142241 Image pickup device 2006-11-28
6741760 Image sensing apparatus which intentionally retains longitudinal chromatic aberration Kohtaro Hayashi, Tsutomu Honda 2004-05-25
6628320 Communication device having an image transmission function Hitoshi Hagimori, Minoru Kuwana, Tsutomu Honda, Kazuhiko Ishimaru, Hideki Nagata 2003-09-30
6590709 Diffractive optical element and method of manufacturing a mold Yuichiro Ori, Koji MIYAI, Shigeto Ohmori 2003-07-08
6516152 Focusing screen for use in camera Shigeto Ohmori 2003-02-04
6266490 Antistatic viewfinder Yasuo Maeda 2001-07-24
6215961 Camera Kazumi Kageyama, Akira Shiraishi, Kyoichi Miyazaki, Yoshinori Sugiyama, Ichiro Tsujimura 2001-04-10
6215603 Lens holding structure in a lens block forming all or part of an optical system and method of assembling the lens block Tetsuo Kohno, Masashi Isono, Tomoo Doi, Kazuhiko Ishimaru 2001-04-10
6052234 Viewfinder optical system Shigeto Ohmori, Yuichiro Ori 2000-04-18
6011648 Optical system having an optical element made of resin Tetsuo Kohno, Yasushi Yamamoto, Yutaka Inoue, Kyoko Yamaguchi 2000-01-04
6005712 Zoom viewfinder system for single reflex camera Kohtaro Hayashi, Yoshinobu Kudo, Makoto Ando, Ken Tanino, Akira Funahashi +1 more 1999-12-21
5995286 Diffractive optical element, an optical system having a diffractive optical element, and a method for manufacturing a diffractive optical element Yuichiro Ori, Shigeto Ohmori 1999-11-30
5978149 Zoom lens system Junji Hashimura, Hideki Nagata 1999-11-02
5978145 Viewfinder optical system Shigeto Ohmori 1999-11-02
5966244 Viewfinder optical system Shigeto Ohmori 1999-10-12
5903788 Camera Katsuto Tanaka, Jun Ishihara, Ichiro Tsujimura 1999-05-11
5771416 Camera having simple and inexpensive finder field frame switching mechanism Kyoichi Miyazaki, Hideki Nagata 1998-06-23
5679946 Photo-taking lens temperature compensation system Yasumasa Sugihara, Rieko Hasegawa 1997-10-21
5659823 Camera Yasuo Maeda, Shigeto Ohmori, Hiroshi Ootsuka 1997-08-19
5585965 Zoom viewfinder system for single reflex camera Kohtaro Hayashi, Yoshinobu Kudo, Makoto Ando, Ken Tanino, Akira Funahashi +1 more 1996-12-17
5557358 Camera having an electronic viewfinder for displaying an object image under different photographic conditions Yasuo Maeda, Shigeto Ohmori, Jun Ishihara 1996-09-17
5515133 Flash apparatus Nobuyuki Taniguchi, Hideo Kajita, Takeshi Hashimoto, Yoshinobu Kudo, Yujiro Mima +1 more 1996-05-07
5489965 Finder display apparatus Taro Shibuya 1996-02-06
5463436 Remote controllable camera system Dai Shintani, Hiroyuki Okada, Takeo Hoda, Shuji Izumi, Osamu Hatamori +1 more 1995-10-31
5363163 Finder optical system for pseudo focal length Kohtaro Hayashi, Yoshinobu Kudo 1994-11-08