MH

Michio Hirohata

Canon: 45 patents #884 of 19,416Top 5%
Overall (All Time): #66,043 of 4,157,543Top 2%
45
Patents All Time

Issued Patents All Time

Showing 25 most recent of 45 patents

Patent #TitleCo-InventorsDate
5864719 Optical apparatus 1999-01-26
5771415 Data imprinting device Koichi Matsumura, Ichirou Yasumaru 1998-06-23
5410379 Camera using variable magnification photographic optical system unit 1995-04-25
5285232 Red-eye phenomenon preventing device Hidenori Taniguchi, Kazuo Ikawa, Masayoshi Kiuchi 1994-02-08
5250972 Drop-in loading type camera Minoru Tanabe, Makoto Miyawaki, Hiroaki Maegawa 1993-10-05
D329054 35 mm camera Noboru Tanaka, Yasuhiro Toyoda 1992-09-01
5008693 Camera 1991-04-16
5005038 Focal length changeable camera Yukio Ogawa, Takanori Kodaira, Makoto Miyawaki 1991-04-02
4983998 Flash device for camera Kazuo Ikawa, Kiyoshi Ikuta 1991-01-08
D308214 Camera Noboru Tanaka 1990-05-29
D306452 Camera Noboru Tanaka 1990-03-06
4811060 Optical system shifting device for a camera Makoto Miyawaki, Yukio Ogawa, Takanori Kodaira 1989-03-07
4725864 Vari-focal camera Yukio Ogawa, Takanori Kodaira 1988-02-16
4724450 Motorized camera Makoto Miyawaki, Yukio Ogawa, Takanori Kodaira 1988-02-09
D293917 Camera Noboru Tanaka 1988-01-26
4601563 Motor driven focal length changing device for a camera Makoto Miyawaki, Yukio Ogawa, Takanori Kodaira 1986-07-22
4534638 Exposure control device for camera Hideo Ikari 1985-08-13
4508442 Electromagnetically driven shutter camera having automatic focusing device 1985-04-02
4505567 Electromagnetically driven shutter with focus adjusting function Takanori Kodaira 1985-03-19
4496227 Photographic operation control circuit for camera Isao Harigaya, Shuichi Tamura, Mutsuhide Matsuda, Fumio Ito, Tetsuya Taguchi 1985-01-29
4487493 Electromagnetically driven shutter Hideo Ikari 1984-12-11
4466725 Electromagnetic drive device for camera 1984-08-21
4466723 Electromagnetic drive device Hideo Ikari 1984-08-21
4458996 Photographic operation control circuit for camera Isao Harigaya, Shuichi Tamura, Mutsuhide Matsuda, Fumio Ito, Tetsuya Taguchi 1984-07-10
4452521 Camera having an electromagnetically driven shutter Hideo Ikari 1984-06-05