TT

Takao Tanaka

PA Panasonic: 6 patents #4,438 of 21,108Top 25%
JD Japan Display: 5 patents #516 of 1,204Top 45%
NE Nec: 5 patents #2,830 of 14,502Top 20%
HD Hitachi Displays: 5 patents #194 of 752Top 30%
AC Alps Electric Co.: 3 patents #607 of 2,177Top 30%
HT Hoya Lens Thailand: 3 patents #27 of 94Top 30%
Mitsubishi Electric: 3 patents #8,691 of 25,717Top 35%
MI Mitsui Toatsu Chemicals, Incorporated: 3 patents #456 of 1,543Top 30%
ME Mitsubishi Heavy Industries Engineering: 2 patents #55 of 148Top 40%
SE Seikagaku: 2 patents #77 of 253Top 35%
SE Seiko Epson: 2 patents #4,555 of 7,774Top 60%
NI Nisshinbo Industries: 2 patents #93 of 375Top 25%
Canon: 1 patents #14,899 of 19,416Top 80%
AT AT&T: 1 patents #10,626 of 18,772Top 60%
MC Mitsubishi Chemical: 1 patents #294 of 716Top 45%
Fujitsu Limited: 1 patents #14,843 of 24,456Top 65%
HO Hoya: 1 patents #757 of 1,290Top 60%
JC Japan Storage Battery Co.: 1 patents #91 of 170Top 55%
MC Mitsui Engineering & Shipbuilding Co.: 1 patents #166 of 496Top 35%
NC Nippon Petrochemicals, Co.: 1 patents #181 of 359Top 55%
SC Santen Pharmaceutical Co.: 1 patents #178 of 291Top 65%
TC Taisho Pharmaceutical Co.: 1 patents #275 of 557Top 50%
TU Tokyo Medical University: 1 patents #23 of 35Top 70%
TC Topura Co.: 1 patents #10 of 38Top 30%
UC Ube Cycon: 1 patents #10 of 25Top 40%
UN Unknown: 1 patents #29,356 of 83,584Top 40%
WC Wakunaga Pharmaceutical Co.: 1 patents #29 of 94Top 35%
Overall (All Time): #53,677 of 4,157,543Top 2%
50
Patents All Time

Issued Patents All Time

Showing 25 most recent of 50 patents

Patent #TitleCo-InventorsDate
12275018 Electrostatic precipitator Kazutaka Tomimatsu, Masaya Kato, Yasutoshi Ueda 2025-04-15
11351650 Spectacle lens manufacturing method Takashi Daimaru, Hidetoshi Nishimura 2022-06-07
10634967 Display device, brightness defect correction method for display device, and brightness defect correction device for display device Masahiro Mori, Shigeyuki Mori, Kazuya Nakamura 2020-04-28
10610820 Flue gas treatment system and method Takuya Hirata, Hiromitsu Nagayasu, Yasutoshi Ueda, Tomoki Noborisato, Masaya Kato 2020-04-07
10549398 Block device, spectacle lens manufacturing method, and program Takashi Daimaru, Hidetoshi Nishimura 2020-02-04
10371991 Liquid crystal display device Keiichiro Ashizawa, Mitsuo Nakatani, Hiroaki Miwa, Sadafumi Hirai, Shinichi Kawabe +3 more 2019-08-06
10328383 Flue gas treatment system and method Takuya Hirata, Hiromitsu Nagayasu, Yasutoshi Ueda, Tomoki Noborisato, Masaya Kato 2019-06-25
10203523 Progressive power lens Kazuma Kozu 2019-02-12
10071384 Dust collector, dust collection system, and dust collection method Katsuhisa Kojima, Kazutaka Tomimatsu, Masaya Kato 2018-09-11
10054826 Liquid crystal display device Keiichiro Ashizawa, Mitsuo Nakatani, Hiroaki Miwa, Sadafumi Hirai, Shinichi Kawabe +3 more 2018-08-21
9989808 Method for manufacturing liquid crystal device Huiping Zhang, Hideo Nakata, Shinsuke Seki 2018-06-05
9808809 Dust collector, electrode selection method for dust collector, and dust collection method Yasutoshi Ueda, Katsuhisa Kojima, Kazutaka Tomimatsu, Masaya Kato 2017-11-07
9676157 Manufacturing method for mold die, mold and eyeglass lens 2017-06-13
9575378 Liquid crystal display device Keiichiro Ashizawa, Mitsuo Nakatani, Hiroaki Miwa, Sadafumi Hirai, Shinichi Kawabe +3 more 2017-02-21
9539138 Method of ophthalmic surgery and kit therefor 2017-01-10
9249496 Method for manufacturing liquid crystal device Huiping Zhang, Hideo Nakata, Shinsuke Seki 2016-02-02
9101588 Composition for lowering blood uric acid level Fuminori Kimura, Hideaki Kitajima, Toru Nishikawa 2015-08-11
9089592 Method for micro-incision cataract surgery, a method of evaluation of a viscoelastic material, a composition for evaluation of a viscoelastic material and a method for evaluation using the composition 2015-07-28
9069213 Liquid crystal display device Keiichiro Ashizawa, Mitsuo Nakatani, Hiroaki Miwa, Sadafumi Hirai, Shinichi Kawabe +3 more 2015-06-30
8724072 Liquid crystal display device Keiichiro Ashizawa, Mitsuo Nakatani, Hiroaki Miwa, Sadafumi Hirai, Shinichi Kawabe +3 more 2014-05-13
8405813 Liquid crystal display device Keiichiro Ashizawa, Mitsuo Nakatani, Hiroaki Miwa, Sadafumi Hirai, Shinichi Kawabe +3 more 2013-03-26
7872725 Liquid crystal display device Keiichiro Ashizawa, Mitsuo Nakatani, Hiroaki Miwa, Sadafumi Hirai, Shinichi Kawabe +3 more 2011-01-18
7773189 Liquid crystal display device Keiichiro Ashizawa, Mitsuo Nakatani, Hiroaki Miwa, Sadafumi Hirai, Shinichi Kawabe +3 more 2010-08-10
7527835 Liquid crystal display device 2009-05-05
7385666 Liquid crystal display device Keiichiro Ashizawa, Mitsuo Nakatani, Hiroaki Miwa, Sadafumi Hirai, Shinichi Kawabe +3 more 2008-06-10