KI

Kazunori Ishizuka

PE Pentax: 31 patents #5 of 396Top 2%
HO Hoya: 15 patents #58 of 1,290Top 5%
PE Pentax: 12 patents #157 of 761Top 25%
FL Fujitsu Hitachi Plasma Display Limited: 4 patents #50 of 166Top 35%
HI Hitachi: 2 patents #13,388 of 28,497Top 50%
Fujitsu Limited: 2 patents #10,930 of 24,456Top 45%
HC Hitachi Consumer Electronics Co.: 1 patents #206 of 447Top 50%
HC Hitachi Plasma Patent Licensing Co.: 1 patents #21 of 52Top 45%
AK Asahi Kogaku Kabushiki Kaisha: 1 patents #9 of 73Top 15%
OI Olympus Imaging: 1 patents #211 of 341Top 65%
FC Fuji Photo Optical Co.: 1 patents #305 of 509Top 60%
Overall (All Time): #33,047 of 4,157,543Top 1%
66
Patents All Time

Issued Patents All Time

Showing 26–50 of 66 patents

Patent #TitleCo-InventorsDate
6855026 Method for forming partitions of plasma display panel by using sandblasting process Akihiro Fujinaga, Tatsutoshi Kanae, Kazuhide Iwasaki, Toshiyuki Nanto, Yoshimi Kawanami +5 more 2005-02-15
6853503 Eccentricity-prevention mechanism for a pair of lens-supporting rings Hiroshi Nomura, Takamitsu Sasaki, Maiko Takashima 2005-02-08
6850701 Camera having lens barrier Hiroshi Nomura, Takamitsu Sasaki, Maiko Takashima 2005-02-01
6835006 Lens barrel and camera Yasuhiko Tanaka, Masaaki Orimoto, Shigeru Kondo 2004-12-28
6809884 Zoom lens barrel assembly Hiroshi Nomura, Takamitsu Sasaki, Maiko Takashima 2004-10-26
6807016 Lens barrel Hiroshi Nomura, Takamitsu Sasaki, Maiko Takashima 2004-10-19
6799906 Light intercepting member driving mechanism Hiroshi Nomura, Takamitsu Sasaki, Maiko Takashima 2004-10-05
6798582 Reduction gear mechanism Hiroshi Nomura, Takamitsu Sasaki, Maiko Takashima 2004-09-28
6795251 Lens drive mechanism Hiroshi Nomura, Takamitsu Sasaki, Maiko Takashima 2004-09-21
6778334 Lens barrel Hiroshi Nomura, Takamitsu Sasaki 2004-08-17
6752542 Lens shutter mechanism Hiroshi Nomura, Takamitsu Sasaki, Maiko Takashima 2004-06-22
6751032 Lens barrel Hiroshi Nomura, Takamitsu Sasaki 2004-06-15
6741807 Lens assembly Hiroshi Nomura, Takamitsu Sasaki, Maiko Takashima 2004-05-25
6741401 Lens barrel Hiroshi Nomura, Takamitsu Sasaki 2004-05-25
6728045 Zoom lens barrel Hiroshi Nomura, Takamitsu Sasaki, Maiko Takashima 2004-04-27
6728046 Stopper structure for lens barrel assembly Hiroshi Nomura, Takamitsu Sasaki, Maiko Takashima 2004-04-27
6721111 Lens guide mechanism Hiroshi Nomura, Takamitsu Sasaki, Maiko Takashima 2004-04-13
6717744 Lens barrel Hiroshi Nomura, Takamitsu Sasaki 2004-04-06
6714362 Lens shutter mechanism Hiroshi Nomura, Takamitsu Sasaki, Maiko Takashima 2004-03-30
6707620 Zoom lens mechanism Hiroshi Nomura, Takamitsu Sasaki, Maiko Takashima 2004-03-16
6687459 FPC mounting structure Hiroshi Nomura, Takamitsu Sasaki, Maiko Takashima 2004-02-03
6680804 Zoom lens mechanism Hiroshi Nomura, Takamitsu Sasaki, Maiko Takashima 2004-01-20
6661970 Lens barrel Hiroshi Nomura, Takamitsu Sasaki 2003-12-09
6661586 Ring member shift mechanism and lens group shift mechanism Hiroshi Nomura, Takamitsu Sasaki, Maiko Takashima 2003-12-09
6657793 Lens barrel Hiroshi Nomura, Takamitsu Sasaki, Maiko Takashima 2003-12-02