HT

Hideo Tanaka

OK Otsuka Kagaku Kabushiki Kaisya: 41 patents #1 of 183Top 1%
OK Otsuka Kagaku Yakuhin Kabushiki Kaisha: 23 patents #1 of 56Top 2%
Canon: 14 patents #4,747 of 19,416Top 25%
SO Sony: 12 patents #3,691 of 25,231Top 15%
NE Nec: 10 patents #1,345 of 14,502Top 10%
Ricoh Company: 10 patents #2,244 of 9,818Top 25%
TK Toshiba Kikai: 8 patents #32 of 713Top 5%
NC Nippon Conlux Co.: 6 patents #30 of 105Top 30%
TC Taisho Pharmaceutical Co.: 6 patents #62 of 557Top 15%
TC Taiho Pharmaceutical Co.: 6 patents #39 of 484Top 9%
OC Otsuka Pharmaceutical Co.: 6 patents #146 of 1,273Top 15%
Fujitsu Limited: 4 patents #7,093 of 24,456Top 30%
Mitsubishi Electric: 4 patents #7,099 of 25,717Top 30%
SC Shibuya Kogyo Co.: 4 patents #9 of 173Top 6%
UN Unknown: 3 patents #7,366 of 83,584Top 9%
Pioneer Electronic: 3 patents #611 of 1,840Top 35%
HC Hayakawa Rubber Co.: 3 patents #4 of 43Top 10%
HC Hitachi Cable: 3 patents #224 of 1,086Top 25%
HC Hirose Electric Co.: 3 patents #115 of 407Top 30%
UK Ushio Denki Kabushiki Kaisha: 3 patents #148 of 583Top 30%
SC Speedfam Co.: 3 patents #15 of 105Top 15%
Honda Motor Co.: 2 patents #8,527 of 21,052Top 45%
AC Asama Chemical Co.: 2 patents #4 of 20Top 20%
FS Fumie Sato: 2 patents #2 of 11Top 20%
KT Kabushiki Kaisha Toshiba: 2 patents #9,982 of 21,451Top 50%
SL Suntory Holdings Limited: 2 patents #246 of 846Top 30%
TI Tokyo Electric Power Company Holdings, Incorporated: 2 patents #90 of 711Top 15%
TC Toshiba Machine Co.: 2 patents #34 of 186Top 20%
TC Toyo Seikan Co.: 2 patents #321 of 888Top 40%
TL Tpo Hong Kong Holding Limited: 2 patents #11 of 61Top 20%
OC Oriental Yeast Co.: 1 patents #45 of 160Top 30%
OC Otsuka Chemical Co.: 1 patents #131 of 269Top 50%
Kawasaki: 1 patents #1,551 of 2,943Top 55%
KA Kajima: 1 patents #125 of 383Top 35%
KK Kabushiki Kaisha Kinki: 1 patents #40 of 78Top 55%
JT Japan Tobacco: 1 patents #582 of 1,187Top 50%
JE Japan Energy: 1 patents #85 of 240Top 40%
SI Seiko Instruments: 1 patents #836 of 1,437Top 60%
IN Inax: 1 patents #78 of 242Top 35%
SK Solar Frontier K.K.: 1 patents #20 of 47Top 45%
AC Asahi Kasei Chemicals: 1 patents #262 of 543Top 50%
Dai Nippon Printing Co.: 1 patents #1,392 of 2,222Top 65%
HC Hokko Chemical Industry Co.: 1 patents #66 of 157Top 45%
HZ Hitachi Zosen: 1 patents #216 of 531Top 45%
TC Takuma Co.: 1 patents #16 of 71Top 25%
TC Tec Co.: 1 patents #45 of 177Top 30%
DU Duplo: 1 patents #2 of 14Top 15%
TL Tokyo Electron Limited: 1 patents #3,538 of 5,567Top 65%
FC Furukawa Electric Co.: 1 patents #1,242 of 2,370Top 55%
DE Denso: 1 patents #6,940 of 11,792Top 60%
DC Dainippon Ink And Chemicals: 1 patents #446 of 1,002Top 45%
MS Mitsubishi Materials Silicon: 1 patents #58 of 116Top 50%
NU National University Corporation Okayama University: 1 patents #90 of 315Top 30%
LG Lion Group: 1 patents #229 of 587Top 40%
Nichia: 1 patents #1,005 of 1,531Top 70%
KO Konica: 1 patents #1,290 of 1,958Top 70%
Overall (All Time): #3,274 of 4,157,543Top 1%
202
Patents All Time

Issued Patents All Time

Showing 201–202 of 202 patents

Patent #TitleCo-InventorsDate
4219393 Process for producing sulfenimides Sigeru Torii, Masashi Ukida 1980-08-26
4186141 Process for preparing 2-pentynyl ether Sigeru Torii, Yuichi Kobayashi 1980-01-29