YT

Yoshiyuki Takahashi

OC Oji Paper Co.: 13 patents #1 of 423Top 1%
Bridgestone: 10 patents #218 of 2,860Top 8%
AR Archem: 10 patents #1 of 28Top 4%
TO Toyota: 9 patents #3,216 of 26,838Top 15%
TI Toyota Industries: 8 patents #179 of 1,610Top 15%
DC Dainippon Ink And Chemicals: 6 patents #60 of 1,002Top 6%
NC Nippon Shokubai Co.: 4 patents #307 of 1,108Top 30%
Sumitomo Electric Industries: 3 patents #7,735 of 21,551Top 40%
NC Nippon Shokubai Kagaku Kogyo Co.: 3 patents #82 of 341Top 25%
NC New Oji Paper Co: 3 patents #3 of 139Top 3%
PA Panasonic: 3 patents #7,617 of 21,108Top 40%
DI Dic: 2 patents #286 of 844Top 35%
ML Mitsubishi Electric Engineering Company, Limited: 2 patents #81 of 352Top 25%
TK Tamura Kaken: 2 patents #5 of 37Top 15%
SC Sumitomo Bakelite Co.: 2 patents #227 of 790Top 30%
W& Whitaker &: 1 patents #650 of 1,437Top 50%
KU Kyoto University: 1 patents #568 of 1,688Top 35%
KC Konishiroku Photo Industry Co.: 1 patents #532 of 894Top 60%
MK Mitsui Kensetsu Kabushiki Kaisha: 1 patents #14 of 27Top 55%
NE Nec: 1 patents #7,889 of 14,502Top 55%
NC Nhk Spring Co.: 1 patents #555 of 1,116Top 50%
Nissan Motor Co.: 1 patents #4,519 of 8,689Top 55%
NG Nisshin Seifun Group: 1 patents #57 of 96Top 60%
SC Sankei Giken Kogyo Co.: 1 patents #23 of 64Top 40%
SE Sunstar Engineering: 1 patents #37 of 120Top 35%
Overall (All Time): #19,996 of 4,157,543Top 1%
85
Patents All Time

Issued Patents All Time

Showing 51–75 of 85 patents

Patent #TitleCo-InventorsDate
7066157 Supercharge control apparatus and supercharge control method for supercharged internal combustion engine Yuji Narita, Hisanobu Suzuki 2006-06-27
6988584 Speaker diaphragm edge and its manufacturing method Shinya Tabata, Shinya Mizone, Toshihiro Shimizu, Yukio Sone 2006-01-24
6958353 Imidazole derivatives or salts thereof and drugs containing the derivatives or the salts Fujiko Konno, Yoshihiro Nagao, Kazuo Isomae, Mari Ohtsuka, Fumio Ishii +5 more 2005-10-25
6858565 Thermosensitive recording material and novel color developer compounds Hirotake Fujita, Jun Kojima, Ayako Shirai 2005-02-22
6841653 Thiol carboxylate ester and its stabilization process Yoichi Hino, Tatsuhito Matsuda 2005-01-11
6790293 Solder work material for forming solder-coated circuit board and circuit board Masahiro Nomura, Toshiyuki Oga, Takanobu Gido, Takao Ono, Rika Sasaki 2004-09-14
6784228 Epoxy resin composition, cured article thereof, novel epoxy resin, novel phenol compound, and process for preparing the same Ichiro Ogura, Tomoyuki Imada 2004-08-31
6757404 Loud speaker, diaphragm and process for making the diaphragm Hiroyuki Takewa, Mikio Iwasa, Mitsukazu Kuze, Shinya Tabata, Shinya Mizone +5 more 2004-06-29
6712262 Water-soluble preflux, printed circuit board, and process for treating the surface of a metal in a printed circuit board Shinichi Akaike, Kazutaka Nakanami, Takao Ono 2004-03-30
6680430 Speaker edge, method of foam-molding the same, apparatus for foam-molding the same, speaker edge foam-molding system, and speaker employing the speaker edge Shinya Tabata, Shinya Mizone, Kiyoshi Ikeda, Hiroko Yamazaki, Shinji Okuda +1 more 2004-01-20
6677472 Bis (arylsulfonylaminocarbonylaminobenzoate) compounds and thermosensitive recording materials containing same Ayako Shirai 2004-01-13
6660811 Epoxy resin composition and curing product thereof Ichiro Ogura 2003-12-09
6486094 Bis (arylsulfonylaminocarbonylaminobenzoate) compounds and thermosensitive recording materials containing same Ayako Shirai 2002-11-26
6335306 Thermosensitive recording material of heat fixing type and method of fixing the same Takako Segawa 2002-01-01
6032521 Position sensor Akihide Miwa 2000-03-07
5981041 Multilayer printed circuit board and process for producing and using the same Kunio Ikegaya, Shigeru Egusa 1999-11-09
5801277 Solid catalyst for etherification reaction and production process for ether compound using this catalyst Yasutaka Sumida, Miaki Asakawa, Yuichi Kita, Mitsuhiro Kitajima, Kazuo Sagi 1998-09-01
5702850 Thermosensitive reversible color-developing and disappearing agent Makoto Nishioka, Kazuo Yamane, Masaki Nishimura 1997-12-30
5612280 Thermosensitive recording material Ayako Shirai, Takako Segawa, Kunitaka Toyofuku 1997-03-18
5449657 Thermosensitive recording material 1995-09-12
5314859 Thermosensitive recording material Makoto Nishioka, Kunitaka Toyofuku, Kyoko Uchida 1994-05-24
5292711 Thermosensitive recording material Masaki Nishimura, Kunitaka Toyofuku 1994-03-08
5283227 Thermosensitive recording material Ayako Shirai, Kunitaka Toyofuku 1994-02-01
5256618 Thermosensitive recording material Akiko Iwasaki, Kunitaka Toyofuku 1993-10-26
5246906 Thermosensitive recording material Akiko Iwasaki, Kunitaka Toyofuku 1993-09-21