MT

Masafumi Torii

Ricoh Company: 36 patents #442 of 9,818Top 5%
MK Miyoshi Yushi Kabushiki Kaisha: 5 patents #4 of 28Top 15%
RC Richo Company: 1 patents #3 of 57Top 6%
Overall (All Time): #90,418 of 4,157,543Top 3%
37
Patents All Time

Issued Patents All Time

Showing 1–25 of 37 patents

Patent #TitleCo-InventorsDate
10011684 Arylamine polymer, method for producing the same, ink composition, film, electronic device, organic thin-film transistor, and display device Toshiya Sagisaka, Takashi Okada, Masaomi Sasaki, Takuji Kato, Tamotsu Aruga +3 more 2018-07-03
8440713 [1]benzothieno[3,2-B][1]benzothiophene compound and method for producing the same, and organic electronic device using the same Daisuke Goto, Tamotsu Horiuchi, Tamotsu Aruga, Hiroshi Ikuno, Toshiya Sagisaka +6 more 2013-05-14
8193304 Benzobisthiazole compound, benzobisthiazole polymer, organic film including the compound or polymer and transistor including the organic film Satoshi Yamamoto, Tamotsu Aruga, Tamotsu Horiuchi, Takuji Kato, Toshiya Sagisaka +6 more 2012-06-05
7893192 Pi-conjugated polymer Masaomi Sasaki, Takashi Okada, Toshiya Sagisaka 2011-02-22
7816674 Organic thin-film transistor Takuji Kato, Tamotsu Aruga, Daisuke Goto, Shinji Matsumoto 2010-10-19
7745988 3, 6-diphenylcarbazole compound and organic electroluminescent device Masaomi Sasaki, Toshiya Sagisaka, Takashi Okada, Shinichi Kawamura, Chihaya Adachi +2 more 2010-06-29
7718760 π-Conjugated polymer and manufacturing method thereof Masaomi Sasaki, Toshiya Sagisaka, Takashi Okada, Shinichi Kawamura 2010-05-18
7550554 Aryl amine polymer, thin film transistor using the new aryl amine polymer, and method of manufacturing the thin film transistor Toshiya Sagisaka, Masaomi Sasaki, Shinichi Kawamura, Takashi Okada, Yoshinobu Nakayama +4 more 2009-06-23
7166689 Aryl amine polymer, thin film transistor using the aryl amine polymer, and method of manufacturing the thin film transistor Toshiya Sagisaka, Masaomi Sasaki, Shinichi Kawamura, Takashi Okada, Yoshinobu Nakayama +4 more 2007-01-23
7071145 Thermosensitive recording material, and synthesis method of oligomer composition for the recording material Mitsunobu Morita, Kunio Hayakawa, Mitsuru Naruse 2006-07-04
6878671 Thermosensitive recording material, and synthesis method of oligomer composition for the recording material Mitsunobu Morita, Kunio Hayakawa, Mitsuru Naruse 2005-04-12
6693061 Light-permeable thermosensitive recording material Hitoshi Shimbo, Hideo Suzaki, Masaru Shimada 2004-02-17
6677273 Erasable recording material capable of inputting additional information written thereon and information recording system and information recording method using the recording material Hiroaki Matsui, Kyoji Tsutsui, Hitoshi Hattori, Toshiyuki Furuta, Tomohiko Beppu 2004-01-13
6524377 Reversible thermosensitive coloring composition and recording material using the composition and recording method using the recording material Hiroaki Matsui, Masaru Shimada 2003-02-25
6503868 Reversible thermosensitive coloring composition and recording material using the composition and recording method using the recording material Hiroaki Matsui, Masaru Shimada 2003-01-07
6489265 Reversible thermosensitive recording medium, method of producing the medium, information recording devices using the medium, and image formation and erasing method using the medium Yoshihiko Hotta, Kunichika Moroboshi, Kunitoshi Sugiyama, Hideyuki Kobori, Katsushi Sugiyama +4 more 2002-12-03
6432518 Erasable recording material capable of inputting additional information written thereon and information recording system and information recording method using the recording material Hiroaki Matsui, Kyoji Tsutsui, Hitoshi Hattori, Toshiyuki Furuta, Tomohiko Beppu 2002-08-13
6410478 Reversible thermosensitive recording medium Hiroaki Matsui, Masaru Shimada 2002-06-25
6362130 Reversible thermosensitive recording medium, card, label, disk, disk cartridge, tape cassette, method of producing the recording medium, and method of recording and erasing images using the same Yoshihiko Hotta, Kunichika Morohoshi, Kunitoshi Sugiyama, Hideyuki Kobori, Katsushi Sugiyama +4 more 2002-03-26
6261992 Reversible thermosensitive recording material and recording method and apparatus therefor Hiromi Furuya, Masaru Shimada, Tadafumi Tatewaki, Fumio Kawamura, Hiroaki Matsui 2001-07-17
6207613 Reversible thermosensitive coloring composition and recording material using the composition and recording method using the recording material Hiroaki Matsui, Masaru Shimada 2001-03-27
6174836 Reversible thermosensitive recording medium, method of producing the medium, information recording devices using the medium, and image formation and erasing method using the medium Yoshihiko Hotta, Kunichika Moroboshi, Kunitoshi Sugiyama, Hideyuki Kobori, Katsushi Sugiyama +4 more 2001-01-16
6154243 Reversible thermal recording method and apparatus therefor Tadafumi Tatewaki, Hiromi Furuya, Fumio Kawamura, Atsushi Kutami, Kyoji Tsutsui +2 more 2000-11-28
6090748 Reversible thermosensitive recording material and recording method and recording apparatus therefor Hiromi Furuya, Tadafumi Tatewaki, Fumio Kawamura, Hiroaki Matsui, Masaru Shimada +1 more 2000-07-18
6090192 Reversible thermosensitive coloring composition and reversible thermosensitive recording medium using same Hiroaki Matsui, Hiromi Furuya, Fumio Kawamura, Kyoji Tsutsui, Katsushi Sugiyama +4 more 2000-07-18