KA

Kenzo Ariyama

Ricoh Company: 24 patents #864 of 9,818Top 9%
DC Diafloc Co.: 1 patents #7 of 16Top 45%
Mitsubishi Electric: 1 patents #15,491 of 25,717Top 65%
NK Nitto Kagaku Kogyo Kabushiki Kaisha: 1 patents #15 of 43Top 35%
RE Ricoh Elemex: 1 patents #26 of 49Top 55%
Overall (All Time): #165,943 of 4,157,543Top 4%
25
Patents All Time

Issued Patents All Time

Showing 1–25 of 25 patents

Patent #TitleCo-InventorsDate
5957700 Writing board 1999-09-28
5642188 Wet-type electrophotographic image formation method Manabu Mochizuki, Tsuneo Kurotori, Kenji Kojima, Ichiro Tsuruoka, Katsuhiro Echigo +1 more 1997-06-24
5463453 Wet-type image formation apparatus Tsuneo Kurotori, Manabu Mochizuki, Kenji Kojima, Ichiro Tsuruoka, Katsuhiro Echigo +2 more 1995-10-31
5384225 Liquid developer for latent electrostatic images Tsuneo Kurotori, Manabu Mochizuki, Kenji Kojima, Ichiro Tsuruoka, Katsuhiro Echigo +1 more 1995-01-24
5359398 Electrophotographic copier with a developing device using a liquid developer Katsuhiro Echigo, Ichiro Tsuruoka, Manabu Mochizuki, Tsuneo Kurotori, Kenji Kojima +3 more 1994-10-25
RE34437 Apparatus for forming multicolor electrophotographic images through wet-type developing process Tsuneo Kurotori, Manabu Mochizuki 1993-11-09
5142122 Fixing device for image forming equipment 1992-08-25
5021834 Wet-type image formation apparatus Ichirio Tsuruoka, Katsuhiro Echigo, Manabu Mochizuki, Tsuneo Kurotori, Kenji Kojima +1 more 1991-06-04
4985733 Image fixing unit for use in wet-type electrophotographic copying machine Tsuneo Kurotori, Manabu Mochizuki, Ichiro Tsuruoka, Hiroaki Takenouchi, Katsuhiro Echigo 1991-01-15
4948691 Image fixing method for use in wet-type electrophotographic copying machine Tsuneo Kurotori, Namabu Mochizuki 1990-08-14
4905047 Wet type image forming apparatus 1990-02-27
4860050 Developing replenisher material for use in image forming device Tsuneo Kurotori, Manabu Mochizuki, Shinichi Kuramoto, Yoshihiro Sugiyama, Hajime Takanashi +3 more 1989-08-22
4800839 Developing device for electrophotographic color copier Manabu Mochizuki, Tsuneo Kunotori, Kenji Kojima, Masato Jinbo, Hiroaki Takenouchi +1 more 1989-01-31
4640605 Apparatus for forming multicolor electrophotographic images through wet-type developing process Tsuneo Kurotori, Manabu Mochizuki 1987-02-03
4575215 Electrophotographic reproduction of a three-dimensional object Hideo Yamazaki, Tamotsu Motohashi, Minoru Hirota 1986-03-11
4474456 Device for heat-fixing a toner image Yuichi Kobayashi, Ichiro Tsuruoka 1984-10-02
4455411 Process for preparing acrylamide polymers Ryoji Handa, Jun Hosoda, Osamu Okushima, Nobuo Kurashige 1984-06-19
4454210 Electrophotographic reproduction of a three-dimensional object Hideo Yamazaki, Tomotsu Motohashi, Minoru Hirota 1984-06-12
4423134 Developing unit for electrophotography Seiichi Miyakawa, Akira Midorikawa, Susumu Tatsumi 1983-12-27
4417800 Image transfer material separation apparatus for electrophotographic copying machine Akira Hirose 1983-11-29
4411511 Image transfer material separation and transportation apparatus for electrophotographic copying apparatus Akira Hirose 1983-10-25
4410262 Sheet transportation and separation apparatus Akira Hirose, Tadashi Itoh 1983-10-18
4294535 Electrostatic copying apparatus Syozo Miyawaki, Takashi Murakami 1981-10-13
4214832 Electrostatic copying machine comprising improved document scanning means Masao Kono, Tatsuo Tani, Toshiyuki Ogawa 1980-07-29
4181425 Apparatus for cleaning photosensitive member Toshiaki Higaya 1980-01-01