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 26–50 of 69 patents

Patent #TitleCo-InventorsDate
5353091 Camera having blurring correction apparatus Tokuji Ishida, Masataka Hamada, Eiji Yamakawa, Hisayuki Masumoto, Takashi Okada +2 more 1994-10-04
5333031 Camera having a liquid crystal focusing screen 1994-07-26
5311244 Exposure control device for a camera Masaaki Nakai, Shuji Izumi, Akihiko Fujino, Nobuyuki Taniguchi, Toshio Yamaki 1994-05-10
5255030 Camera Kohtaro Hayashi, Jun Ishihara 1993-10-19
5237363 Camera system with lens movable in vertical direction to optical axis of photo-taking lens Takashi Okada, Hideo Kajita, Masatoshi Kamitani, Katsumi Kosakai, Hiroshi Ootsuka 1993-08-17
5220375 Camera having blurring correction apparatus Tokuji Ishida, Masataka Hamada, Eiji Yamakawa, Hisayuki Masumoto, Takashi Okada +2 more 1993-06-15
5196877 Viewfinder framing device for zoom lens camera Hisashi Tokumaru, Kohtaro Hayashi 1993-03-23
5194886 Finder optical system Kohtaro Hayashi, Ichiro Kasai, Jun Ishihara, Yasumasa Sugihara 1993-03-16
5182672 Finder optical system Yasumasa Sugihara 1993-01-26
5170204 Display system for displaying information in the viewfinder of a camera Kohtaro Hayashi, Yasuo Maeda 1992-12-08
5130855 Viewfinder optical system Ichiro Kasai 1992-07-14
5117247 Viewfinder optical system compensated in macrophotographic or parallox diopter Etsuko Nakai 1992-05-26
5086353 Variable magnification viewfinder optical system Kagumi Kojiya, Kohtaro Hayashi, Taro Shibuya 1992-02-04
5084722 Focus condition detecting device Nobuyuki Taniguchi, Toshihiko Karasaki, Hisashi Tokumaru, Tokuji Ishida 1992-01-28
5023649 Exposure controlling apparatus of a camera having a plurality of areas for measuring brightness Kohtaro Hayashi, Toshihiko Karasaki, Yasuteru Yamano, Koji Hata, Masayuki Ikemura 1991-06-11
5019854 Display system for displaying information in the viewfinder of a camera Kohtaro Hayashi, Yasuo Maeda 1991-05-28
5017957 Exposure control device for a camera Masaaki Nakai, Shuji Izumi, Akihiko Fujino, Nobuyuki Taniguchi, Toshio Yamaki 1991-05-21
4978199 Finder optical system Etsuko Nakai 1990-12-18
4977424 Light measuring device for camera Toshihiko Karasaki, Kohtaro Hayashi 1990-12-11
4937610 Exposure control device for a camera Masaaki Nakai, Shuji Izumi, Akihiko Fujino, Nobuyuki Taniguchi, Toshio Yamaki 1990-06-26
4926201 Finder optical system Ichiro Kasai 1990-05-15
4916473 Focus detection apparatus Tokuji Ishida, Hisashi Tokumaru 1990-04-10
4908505 System for detecting the focus condition of a cata-dioptric lens and interchangeable lens for use therewith Nobuyuki Taniguchi, Toshihiko Karasaki, Hisashi Tokumaru, Tokuji Ishida 1990-03-13
4903065 Focus condition detecting device Nobuyuki Taniguchi, Toshihiko Karasaki, Hisashi Tokumaru, Tokuji Ishida 1990-02-20
4878076 Exposure controlling system and interchangeable lens therefor Nobuyuki Taniguchi, Toshihiko Karasaki, Hisashi Tokumaru, Tokuji Ishida 1989-10-31