SI

Shizuo Ishii

KO Konica: 3 patents #771 of 1,958Top 40%
KC Konishiroku Photo Industry Co.: 3 patents #262 of 894Top 30%
Overall (All Time): #764,799 of 4,157,543Top 20%
7
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
5617169 Film detection member for a single-use camera Tetsufumi Takaba, Masami Fujita, Masaru Yamazaki, Hiroshi Kibayashi, Kazuyoshi Sugano 1997-04-01
5284355 Treadle-type vehicle having a foldable front wheel shaft 1994-02-08
5146251 Camera with electronic flash unit Masao Yokoyama 1992-09-08
5028943 Camera with electronic flash unit Masao Yokoyama 1991-07-02
4601562 Camera Saburo Yoneyama, Masami Fujita, Mutsuhito Kichima, Yoshiharu Takahashi, Yoshinobu Sameshima 1986-07-22
4378965 Sprocket wheel for photographic camera Saburo Yoneyama 1983-04-05
4274726 Automatic film winder for camera Saburo Yoneyama, Minoru Yamada, Yasutsugu Nakagawa, Masao Kamio 1981-06-23