MT

Masato Tanaka

Canon: 90 patents #150 of 19,416Top 1%
SO Sony: 71 patents #245 of 25,231Top 1%
AZ Azbil: 24 patents #1 of 257Top 1%
Sumitomo Electric Industries: 18 patents #1,247 of 21,551Top 6%
DC Dainippon Screen Mfg. Co.: 15 patents #20 of 977Top 3%
SC Shinko Electric Industries Co.: 15 patents #56 of 723Top 8%
YA Yamatake: 13 patents #1 of 243Top 1%
TC Taiyo Yuden Co.: 11 patents #104 of 959Top 15%
MI Microspace: 11 patents #1 of 14Top 8%
AT Agency Of Industrial Science And Technology: 11 patents #7 of 1,778Top 1%
JS Jsr: 7 patents #154 of 1,137Top 15%
KC Kanzaki Paper Manufacturing Co.: 7 patents #23 of 211Top 15%
Ricoh Company: 6 patents #3,275 of 9,818Top 35%
OC Oki Semiconductor Co.: 6 patents #15 of 526Top 3%
PA Panasonic: 5 patents #5,165 of 21,108Top 25%
SH Shimadzu: 5 patents #357 of 2,007Top 20%
SK Sanko Kaihatsu Kagaku Kenkyusho: 5 patents #8 of 30Top 30%
TO Toyota: 4 patents #6,703 of 26,838Top 25%
IC Idemitsu Kosan Co.: 4 patents #327 of 1,237Top 30%
JA Japan Science And Technology Agency: 3 patents #235 of 2,171Top 15%
JT Japan Science And Technology: 3 patents #43 of 836Top 6%
KR Krosakiharima: 3 patents #16 of 126Top 15%
YC Yokowo Co.: 3 patents #38 of 176Top 25%
The Procter & Gamble: 2 patents #4,607 of 10,133Top 50%
UN Uniden: 2 patents #38 of 137Top 30%
SP Seiko Precision: 2 patents #55 of 173Top 35%
Honda Motor Co.: 2 patents #8,527 of 21,052Top 45%
YC Yamatake-Honeywell Co.: 2 patents #37 of 169Top 25%
KS Kabushiki Kaisha Tiyoda Seisakusho: 2 patents #3 of 21Top 15%
YE Yaskawa Electric: 2 patents #12 of 101Top 15%
Fujitsu Limited: 2 patents #10,930 of 24,456Top 45%
OM Omron: 2 patents #1,275 of 3,089Top 45%
NU National University Corporation Okayama University: 2 patents #40 of 315Top 15%
KU Keio University: 1 patents #190 of 781Top 25%
NK Nihon Kohden: 1 patents #238 of 467Top 55%
SP Sumitomo Electric Fine Polymer: 1 patents #46 of 96Top 50%
JA Jatco: 1 patents #458 of 871Top 55%
UN Unknown: 1 patents #29,356 of 83,584Top 40%
Brother Kogyo: 1 patents #2,155 of 2,767Top 80%
GR Georgia Tech Research: 1 patents #1,150 of 2,755Top 45%
DI Daikin Industries: 1 patents #1,764 of 2,957Top 60%
SC Sumitomo Chemical: 1 patents #2,469 of 4,033Top 65%
NU Niigata University: 1 patents #47 of 155Top 35%
NS Nippon Steel: 1 patents #2,111 of 4,423Top 50%
NI Nissan Chemical Industries: 1 patents #655 of 1,150Top 60%
MC Mochida Pharmaceutical Co.: 1 patents #173 of 309Top 60%
OC Omron Automotive Electronics Co.: 1 patents #98 of 186Top 55%
Mitsubishi Electric: 1 patents #15,491 of 25,717Top 65%
KU Kyoto University: 1 patents #568 of 1,688Top 35%
SC Screen Holdings Co.: 1 patents #452 of 686Top 70%
SC Sekisui Chemical Co.: 1 patents #529 of 908Top 60%
📍 Kyoto, MI: #1 of 21 inventorsTop 5%
Overall (All Time): #757 of 4,157,543Top 1%
373
Patents All Time

Issued Patents All Time

Showing 226–250 of 373 patents

Patent #TitleCo-InventorsDate
6705905 Sea-land-sky craft Akio Tanaka, Chiyoko Tanaka, Sojuro Nakajima, Chitose Nakajima, Shum Nakajima +4 more 2004-03-16
6684113 Controlling device and controlling method 2004-01-27
6683175 Porphyrin compound, and electrophotographic photosensitive member, process-cartridge and apparatus using the compound 2004-01-27
6610872 Process for preparing polysilane by catalytic dehydrogenative condensation of organosilane and metal complex catalyst therefor Nami Choi, Shun-ya Onozawa, Toshiyasu Sakakura 2003-08-26
6490807 Position detection apparatus Shigeru Ishimoto, Toyohiko Matsuda, Katsumi Kitamura 2002-12-10
6472524 Phthalocyanine compounds, process for production thereof and electrophotographic photosensitive member using the compounds 2002-10-29
6470292 Position detection apparatus Shigeru Ishimoto, Toyohiko Matsuda, Katsumi Kitamura 2002-10-22
6465143 Electrophotographic photosensitive member, process cartridge and electrophotographic apparatus Hideki Anayama, Hidetoshi Hirano, Kan Tanabe, Kazue Asakura, Atsushi Fujii 2002-10-15
6447967 Phthalocyanine crystal, production process therefor, and electrophotographic photosensitive member, process cartridge and apparatus using the crystal Hidetoshi Hirano, Kan Tanabe, Kazue Asakura, Atsushi Fujii 2002-09-10
6335132 Electrophotographic photosensitive member, and process cartridge and electrophotographic apparatus including the photosensitive member Hidetoshi Hirano, Kan Tanabe 2002-01-01
6310613 Method and apparatus for changing numeric values on a display device Seiji Kato 2001-10-30
6270936 Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus Kouichi Nakata 2001-08-07
6248490 Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus Koichi Suzuki, Tomohiro Kimura, Hideaki Nagasaka 2001-06-19
6245472 Phthalocyanine compounds, process for production thereof and electrophotographic photosensitive member using the compounds 2001-06-12
6218063 Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus Kouichi Nakata, Kan Tanabe 2001-04-17
6190811 Electrophotographic photosensitive member process cartridge and electrophotographic apparatus Hideyuki Takai 2001-02-20
6191298 Thioalkenylphosphonic acid ester and process for the preparation thereof Li-Biao Han 2001-02-20
6183922 Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus Hideyuki Takai, Kan Tanabe 2001-02-06
6139997 Electrophotographic photosensitive member, process cartridge and electrophotographic apparatus Kouichi Nakata 2000-10-31
6140448 Process for preparing polysilane by catalytic dehydrogenative condensation of organosilane and metal complex catalyst therefor Nami Choi, Shun-ya Onozawa, Toshiyasu Sakakura 2000-10-31
6111127 Process for the preparation of unsaturated phosphonic acid ester Li-Biao Han 2000-08-29
RE36803 Bit clock reproducing circuit Nobuhiko Watanabe 2000-08-01
6040100 Electrophotographic photosensitive member, process cartridge and electrophotographic apparatus Hideyuki Takai, Kouichi Nakata 2000-03-21
5977394 Silyl thioalkene compound and method for the preparation thereof Li-Biao Han 1999-11-02
5885737 Hydroxygallium phthalocyanine compound, production process therefor and electrophotographic photosensitive member using the compound 1999-03-23