AT

Akira Tsuboyama

Canon: 5 patents #70 of 1,756Top 4%
Overall (1994): #3,745 of 165,921Top 3%
5
Patents 1994

Issued Patents 1994

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
5353137 Liquid crystal apparatus Akiko Ooki, Hiroshi Inoue 1994-10-04
5323253 Liquid crystal device Mitsuo Iwayama 1994-06-21
5321419 Display apparatus having both refresh-scan and partial-scan Kazunori Katakura, Yoshio Hotta, Mitsuo Iwayama, Tadashi Mihara 1994-06-14
5283564 Liquid crystal apparatus with temperature-dependent pulse manipulation Kazunori Katakura, Yoshio Hotta, Osamu Taniguchi, Mitsuo Iwayama, Tadashi Mihara 1994-02-01
5276542 Ferroelectric liquid crystal apparatus having temperature compensation control circuit Mitsuo Iwayama, Yoshio Hotta, Tadashi Mihara, Kazunori Katakura 1994-01-04