HK

Hirofumi Katsura

Fujitsu Limited: 14 patents #2,150 of 24,456Top 9%
FU Fujifilm: 4 patents #1,747 of 4,519Top 40%
FC Fuji Photo Optical Co.: 3 patents #177 of 509Top 35%
Overall (All Time): #253,354 of 4,157,543Top 7%
18
Patents All Time

Issued Patents All Time

Showing 1–18 of 18 patents

Patent #TitleCo-InventorsDate
10900813 Encoder signal processing device, printer, printer-equipped imaging apparatus, and encoder signal processing method Takeshi Fujii, Hiroyuki Uchiyama 2021-01-26
10766274 Printer, printer-equipped imaging apparatus, and printing control method Takeshi Fujii, Hiroyuki Uchiyama 2020-09-08
7343090 Lens-fitted photo film unit Takeshi Masuda, Nobuyuki Kameyama, Kazumi Koike 2008-03-11
7336893 Lens-fitted photographic film unit 2008-02-26
6636700 Flash device, lens-fitted photo film unit, camera, light measuring device, and method of producing lens-fitted photo film unit Takashi Imamura 2003-10-21
6597865 Film unit with waterproof lens and waterproof ring Kenji Negishi 2003-07-22
6397011 Camera with automatic stop change device Katsumi Motomura 2002-05-28
6356711 Lens-fitted photo film unit and sprocket wheel for the same Junichi Takagi 2002-03-12
6343186 Lens-fitted film unit Fuminori Kawamura 2002-01-29
6094543 Lens-fitted photo film unit and sprocket wheel for the same Junichi Takagi 2000-07-25
5918082 Sprocket wheel and lens-fitted photo film unit with the same 1999-06-29
5875366 Sprocket wheel and photo film advancing device Toshio Yoshida, Kazuhiko Onda 1999-02-23
5815757 Adjustable taking lens assembly Fuminori Kawamura, Hideo Sasajima, Yukihiko Yamaguchi 1998-09-29
5790900 Photo film, photo film advancing device and lens-fitted photo film unit for use with the same Kazuo Kamata 1998-08-04
5721995 Lens-fitted photographic film unit having shutter with connection lever and crank lever Fuminori Kawamura, Hideo Sasajima, Yukihiko Yamaguchi 1998-02-24
5713046 Lens-fitted photographic film unit Nobuyuki Kameyama 1998-01-27
5682569 Shutter charge device 1997-10-28
5628039 Lens-fitted photographic film unit Katsuji Muramatsu, Fuminori Kawamura, Hideo Sasajima 1997-05-06