TK

Tachio Kawai

Canon: 3 patents #393 of 2,554Top 20%
Overall (2003): #21,020 of 273,478Top 8%
3
Patents 2003

Issued Patents 2003

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
D474497 Image forming apparatus Kanji Yokomori, Jun Miyamoto, Tadashi Horikawa, Takeshi Arimitsu, Koji Hashimoto +1 more 2003-05-13
6560422 DEVELOPMENT CARTRIDGE, PROCESS CARTRIDGE, AND ELECTROPHOTOGRAPHIC IMAGE FORMING APPARATUS, AND TONER SEAL MEMBER FOR UNSEALING AN OPENING FOR SUPPLYING DEVELOPER BY AUTOMATICALLY WINDING UP THE TONER SEAL MEMBER Kazuhiko Kanno, Tatsuya Shiratori, Kouji Hashimoto 2003-05-06
D474232 Image forming apparatus Kanji Yokomori, Jun Miyamoto, Tadashi Horikawa, Takeshi Arimitsu, Koji Hashimoto +1 more 2003-05-06