MM

Masaru Muramatsu

NI Nikon: 43 patents #53 of 2,493Top 3%
HI Hitachi: 1 patents #17,742 of 28,497Top 65%
HC Hitachi Engineering Co.: 1 patents #187 of 572Top 35%
Overall (All Time): #68,269 of 4,157,543Top 2%
44
Patents All Time

Issued Patents All Time

Showing 26–44 of 44 patents

Patent #TitleCo-InventorsDate
5528331 Automatic focusing apparatus Yosuke Kusaka, Ken Utagawa, Shozo Yamano 1996-06-18
5517275 Automatic focusing apparatus Yosuke Kusaka, Ken Utagawa, Shozo Yamano 1996-05-14
5512974 Target follow-up device and camera comprising the same Hiroyuki Abe, Tetsuro Goto, Tsutomu Narisawa 1996-04-30
5512973 Automatic focusing apparatus Yosuke Kusaka, Ken Utagawa, Shozo Yamano 1996-04-30
5510873 Automatic focusing apparatus Yosuke Kusaka, Ken Utagawa, Shozo Yamano 1996-04-23
5510874 Automatic focusing apparatus Yusuke Kusaka, Ken Utagawa, Shozo Yamano 1996-04-23
5504551 Automatic focusing apparatus Yosuke Kusaka, Ken Utagawa, Shozo Yamano 1996-04-02
5489964 Camera Hiroyuki Iwasaki, Tadao Takagi 1996-02-06
5422699 Photographic camera with variable focal length Shigemasa Sato, Sueyuki Oishi, Atsushi Shibayama 1995-06-06
5392088 Target follow-up device and camera comprising the same Hiroyuki Abe 1995-02-21
5319403 Camera capable of providing printing information Hiroshi Sakamoto, Kazuyuki Kazami, Daiki Tsukahara 1994-06-07
5266984 Exposure calculating apparatus for camera Hiroyuki Iwasaki, Hiroyuki Abe 1993-11-30
5239332 Automatic focusing device of camera for moving object photography Akira Ogasawara 1993-08-24
5231448 Photometric apparatus for a camera Toshihiro Sato, Ken Utagawa, Tadao Takagi, Seiichi Yasukawa, Shinichi Suzuki 1993-07-27
5159376 Automatic focus controlling apparatus Daiki Tsukahara, Tadashi Otani, Shigemasa Sato 1992-10-27
5130735 Automatic focus state detecting apparatus Yosuke Kusaka, Yoshio Matsuzawa 1992-07-14
5128707 Rear light detecting apparatus in a camera 1992-07-07
5016039 Camera system Toshio Sosa, Isao Uchida, Toru Fukuhara, Tadao Takagi, Hiroyuki Iwasaki +5 more 1991-05-14
4577270 Plant control method Akira Sugano, Sachio Yamanobe, Yoshio Sato 1986-03-18