MK

Mitsuaki Kohyama

KT Kabushiki Kaisha Toshiba: 31 patents #789 of 21,451Top 4%
TO Toshiba: 13 patents #23 of 2,688Top 1%
Overall (All Time): #68,567 of 4,157,543Top 2%
44
Patents All Time

Issued Patents All Time

Showing 1–25 of 44 patents

Patent #TitleCo-InventorsDate
6126274 Image recording apparatus having an intermediate image receiving means for a variable electric field to eject toner particles 2000-10-03
5808638 Image forming apparatus in which a potential well is formed in an electrode to obtain stable recording Takeo Miki, Masashi Hiroki, Yuka Nakamura 1998-09-15
5424523 Record medium and record medium processing apparatus Tadayoshi Ohno 1995-06-13
5317370 Developing apparatus including means for collecting used developing agent Kazuhiko Kikuchi, Naruhito Yoshida, Minoru Yoshida, Kouji Hirano 1994-05-31
5233395 Image forming apparatus having a transfer brush of electroconductive fibers 1993-08-03
5221946 Image forming apparatus 1993-06-22
5177323 Developing device for developing an electrostatic latent image by a one-component developing agent 1993-01-05
5148219 Image forming apparatus with developing and cleaning system 1992-09-15
5148218 Image forming apparatus with a humidity detector Rintaro Nakane, Jiro Egawa, Naruhito Yoshida, Toshihiro Kasai, Kunihiko Miura +1 more 1992-09-15
5122838 Image forming apparatus for developing a latent image on an image carrying body with a one component developing agent and simultaneously removing residual developing agent from the image carrying body 1992-06-16
5114823 Developing method for electrostatic images Shinya Tomura 1992-05-19
5103265 Image forming apparatus with a developing and removing device 1992-04-07
5021808 Laser actuated recording apparatus 1991-06-04
4992830 Image recording apparatus that prevents toner dispersion 1991-02-12
4935782 Image forming apparatus using a developer including invisible and colored particles 1990-06-19
4841335 Recording apparatus and method 1989-06-20
4836135 Developing apparatus having one-component developing agent Naruhito Yoshida, Osamu Takagi 1989-06-06
4736255 Recording apparatus Kunihiko Miura 1988-04-05
4725860 Ink carrier film in use with ink jet recording device Yasuo Hosaka, Tadayoshi Ohno, Yuuji Suzuki 1988-02-16
4688923 Developing apparatus 1987-08-25
4686934 Developing device 1987-08-18
4674441 Developing apparatus 1987-06-23
4671641 Developing apparatus 1987-06-09
4653426 Developing apparatus 1987-03-31
4647181 Electrophotographic method and apparatus using alternating current corona charging Haruhiko Ishida, Toshihiro Kasai, Shigenobu Osawa 1987-03-03