MT

Masami Tomita

Ricoh Company: 105 patents #33 of 9,818Top 1%
SO Sony: 23 patents #1,718 of 25,231Top 7%
SH Shimadzu: 12 patents #102 of 2,007Top 6%
Mitsubishi Electric: 6 patents #4,940 of 25,717Top 20%
Canon: 5 patents #9,253 of 19,416Top 50%
MD Mitsubisih Denki: 1 patents #26 of 381Top 7%
Overall (All Time): #6,052 of 4,157,543Top 1%
152
Patents All Time

Issued Patents All Time

Showing 76–100 of 152 patents

Patent #TitleCo-InventorsDate
7228099 Cleaning device for cleaning a surface of an image support body Takeshi Shintani, Takuji Yoneda, Toshio Koike, Masato Yanagida, Naohiro Kumagai +5 more 2007-06-05
7218877 Charging device, and process cartridge and image forming apparatus including the charging device using the same Masato Yanagida, Hiroyuki Nagashima, Naohiro Kumagai, Toshio Koike, Atsushi Sampe +5 more 2007-05-15
7217487 Toner, developer using the same, toner container using the same, process cartridge using the same, image-forming process using the same and image-forming apparatus using the same Toshiki Nanya, Shigeru Emoto, Shinichiro Yagi, Naohiro Watanabe, Tadao Takikawa 2007-05-15
7157201 Toner for developing latent electrostatic image, container having the same, developer using the same, process for developing using the same, image-forming process using the same, image-forming apparatus using the same, and image-forming process cartridge using the same Tadao Takikawa, Tomoyuki Ichikawa, Fumihiro Sasaki, Toshiki Nanya, Hiroto Higuchi +4 more 2007-01-02
7157199 Toner, developer including the toner, container containing the toner or the developer and method of producing the toner Shigeru Emoto, Shinichiro Yagi, Naohito Shimota, Maiko Kondo, Fumihiro Sasaki +3 more 2007-01-02
7149465 Cleaning unit, process cartridge, image forming apparatus, and toner Ken Amemiya, Masato Yanagida, Naohiro Kumagai, Takeshi Shintani, Takaaki Tawada +8 more 2006-12-12
7139504 Charging device, and process cartridge and image forming apparatus using the charging device Masato Yanagida, Hiroyuki Nagashima, Naohiro Kumagai, Toshio Koike, Atsushi Sampe +5 more 2006-11-21
7133593 Signal reproducing method & apparatus, signal recording/reproducing method and apparatus and signal recording medium Takao Takahashi, Masashi Ohta, Toshiya Akiba, Taro Suito 2006-11-07
7130564 Method and apparatus for image forming capable of removing residual toner without using a toner cleaning system, process cartridge for use in the apparatus and toner used for the image forming Eisaku Murakami, Toshio Koike, Masato Yanagida, Naohiro Kumagai, Takeshi Shintani +4 more 2006-10-31
7130524 Signal recording method and apparatus, signal recording / reproducing method and apparatus and signal recording medium Takao Takahashi, Masashi Ohta, Toshiya Akiba, Taro Suito 2006-10-31
7129013 Toner and developer for developing latent electrostatic images, and image forming apparatus Hiroto Higuchi, Fumihiro Sasaki, Shigeru Emoto, Naohito Shimota, Maiko Kondo +5 more 2006-10-31
7127204 Belt fixing unit with heat-resisting resin base member and image forming toner for use in the fixing unit Masahiko Satoh, Setsuo Soga, Takahiro Yoshikawa, Toshiharu Hachisuka, Yasuhiro Kohira +3 more 2006-10-24
7127151 Signal recording method and apparatus, signal recording/reproducing method and appparatus and signal recording medium Takao Takahashi, Masashi Ohta, Toshiya Akiba, Taro Suito 2006-10-24
7110696 Cleaning unit, process cartridge, and image forming apparatus Eisaku Murakami, Masanori Kawasumi, Toshio Koike, Naohiro Kumagai, Atsushi Sampe +11 more 2006-09-19
7092619 Signal recording method & apparatus, signal recording / reproducing method & apparatus and signal recording medium Takao Takahashi, Masashi Ohta, Toshiya Akiba, Taro Suito 2006-08-15
7085528 Cleaning unit, process cartridge, and image forming apparatus Takeshi Shintani, Naohiro Kumagai, Masato Yanagida, Toshio Koike, Eisaku Murakami +2 more 2006-08-01
7085472 Signal recording method & apparatus, signal recording / reproducing method & apparatus and signal recording medium Takao Takahashi, Masashi Ohta, Toshiya Akiba, Taro Suito 2006-08-01
7065316 Cleaning unit, process cartridge, image forming apparatus, and toner Masato Yanagida, Atsushi Sampe, Naohiro Kumagai, Toshio Koike, Takeshi Shintani +3 more 2006-06-20
7062194 Charging device, and process cartridge and image forming apparatus including the charging device Masato Yanagida, Hiroyuki Nagashima, Naohiro Kumagai, Toshio Koike, Atsushi Sampe +5 more 2006-06-13
7056638 Toner for electrophotography, developer using the same, process cartridge using the same, image-forming apparatus using the same, and image-forming process using the same Toshiki Nanya, Fumihiro Sasaki, Shigeru Emoto, Shinichiro Yagi, Hiroto Higuchi +2 more 2006-06-06
7056636 Dry toner, and process cartridge, image forming process and apparatus using the same Fumihiro Sasaki, Toshiki Nanya, Hiroto Higuchi, Shinichiro Yagi, Shigeru Emoto +4 more 2006-06-06
7050741 Imaging apparatus, and toner and process cartridge used in the imaging apparatus Toshio Koike, Eisaku Murakami, Masato Yanagida, Takeshi Shintani, Naohiro Kumagai +4 more 2006-05-23
7033718 Toner and image forming apparatus using the toner Hiroaki Matsuda 2006-04-25
7005223 Toner composition and method for manufacturing the toner composition Hiroshi Yamashita, Kazuhito Watanabe, Chiaki Tanaka, Tsunemi Sugiyama, Shigeru Emoto 2006-02-28
6952522 Recording method and apparatus for continuous playback of fragmented signals Takao Takahashi, Masashi Ohta, Toshiya Akiba, Taro Suito 2005-10-04