TK

Tetsuhito Kuwashima

Canon: 14 patents #4,747 of 19,416Top 25%
Overall (All Time): #357,470 of 4,157,543Top 9%
14
Patents All Time

Issued Patents All Time

Showing 1–14 of 14 patents

Patent #TitleCo-InventorsDate
5952138 Magnetic developer and recognition method of magnetic-ink character Satoshi Matsunaga, Yukari Ishibashi 1999-09-14
5802428 Images forming apparatus and developer for developing electrostatic images Manabu Ohno, Hisayuki Ochi, Hiroyuki Suematsu, Eiichi Imai, Tsuyoshi Takiguchi +3 more 1998-09-01
5534981 Image forming apparatus and developer for developing electrostatic images Manabu Ohno, Hisayuki Ochi, Hiroyuki Suematsu, Eiichi Imai, Tsuyoshi Takiguchi +3 more 1996-07-09
5470686 Image forming apparatus Hiroyuki Suematsu, Hisayuki Ochi, Manabu Ohno 1995-11-28
5422707 Toner for developing electrostatic images, detachable apparatus, image forming apparatus and facsimile apparatus Tsuyoshi Takiguchi, Tsutomu Kukimoto, Koichi Tomiyama, Hiroshi Yusa 1995-06-06
5333059 Electrostatic imaging apparatus and facsimile apparatus employing toner with low aldehyde content Yoshihiko Hyosu, Seiichi Takagi, Hiroyuki Suematsu, Manabu Ohno, Eiichi Imai +1 more 1994-07-26
5307122 Image forming apparatus apparatus unit facsimile apparatus and developer comprising hydrophobic silica fine powder for developing electrostatic images Manabu Ohno, Hisayuki Ochi, Hiroyuki Suematsu, Eiichi Imai, Tsuyoshi Takiguchi +3 more 1994-04-26
5217836 Toner for developing electrostatic images Tsuyoshi Takiguchi, Tsutomu Kukimoto, Koichi Tomiyama, Hiroshi Yusa 1993-06-08
5180649 Toner having crosslinkages and method of fixing same Tsutomu Kukimoto, Hiroshi Yusa, Tsuyoshi Takiguchi, Koichi Tomiyama 1993-01-19
5164780 Image forming apparatus having developer carrying member with surface layer of defined load curve Manabu Ohno, Yukari Ishibashi, Hiroyuki Suematsu 1992-11-17
5153377 Image forming apparatus Hiroyuki Suematsu, Hisayuki Ochi, Manabu Ohno 1992-10-06
5141833 One component developer for developing electrostatic image and image forming method Naoto Kitamori, Hisayuki Ochi, Tetsuya Kuribayashi, Manabu Ohno, Hitoshi Uchide 1992-08-25
5126224 Electrostatic image developing toner and process for its production, and binder resin and process for its production Yoshihiko Hyosu, Seiichi Takagi, Hiroyuki Suematsu, Manabu Ohno, Eiichi Imai +1 more 1992-06-30
5041351 One component developer for developing electrostatic image and image forming method Naoto Kitamori, Hisayuki Ochi, Tetsuya Kuribayashi, Manabu Ohno, Hitoshi Uchide 1991-08-20