TN

Toshio Niwa

MC Mitsubishi Chemical: 24 patents #1 of 716Top 1%
RD Research Association Of Synthetic Dyestuffs: 5 patents #1 of 5Top 20%
DC Dainippon Ink And Chemicals: 4 patents #105 of 1,002Top 15%
FU Fujikura: 2 patents #518 of 1,407Top 40%
Sumitomo Electric Industries: 2 patents #9,741 of 21,551Top 50%
DI Dic: 2 patents #286 of 844Top 35%
NO Nof: 1 patents #246 of 561Top 45%
JI Japan Atomic Energy Research Institute: 1 patents #188 of 609Top 35%
OL Olympus: 1 patents #2,078 of 3,097Top 70%
KC Kuraray Co.: 1 patents #981 of 1,827Top 55%
MK Mitsubishi Kasei: 1 patents #404 of 911Top 45%
Overall (All Time): #76,958 of 4,157,543Top 2%
41
Patents All Time

Issued Patents All Time

Showing 26–41 of 41 patents

Patent #TitleCo-InventorsDate
4626590 Reactive monoazo and disazo pyridone dyestuffs containing a halo-substituted 6-member nitrogen-containing heterocyclic ring Kiyoshi Himeno, Toshio Hihara, Yukiharu Shimizu 1986-12-02
4626618 DC electric power cable Michio Takaoka, Tsuneaki Motai, Motoyuki Ono, Shotaro Yoshida, Toru Takahashi +2 more 1986-12-02
4623719 Disazo dyestuffs having a monofluorotriazinyl group Kiyoshi Himeno, Toshio Hihara 1986-11-18
4614521 Transfer recording method using reactive sublimable dyes Yukichi Murata, Shuichi Maeda 1986-09-30
4564673 3-Cyano-5-nitrothiophene anilino monoazo dye for synthetic fibers Kiyoshi Himeno, Shuichi Maeda 1986-01-14
4542207 Heterocyclic monoazo dyes for polyester fibers Kiyoshi Himeno, Junji Yoshihara 1985-09-17
4515716 2,6-Diaminopyridine-based azo dyes for cellulose-containing fibers Toshio Hihara 1985-05-07
4507476 Anthraquinone dyestuffs for cellulose-containing fibers Kiyoshi Himeno, Toshio Hihara 1985-03-26
4505715 Monoazo dyestuff mixtures to dye polyester yellow Kiyoshi Himeno, Junji Yoshihara 1985-03-19
4500710 Quinophthalone dyes for cellulose-containing fibers Toshio Hihara 1985-02-19
4500455 Reactive disperse diaminopyridine azo dyes containing a fluorostriazine group Toshio Hihara, Yukiharu Shimizu 1985-02-19
4494957 Dye compositions for polyester fibers Kiyoshi Himeno, Shuichi Maeda 1985-01-22
4482490 N-(p-nitrophenyl)-N'-(4-amino-2-fluorotriazineamino phenyl)-1,4-disazophenylene dyes Seiichi Imahori, Itaru Okada, Kuninori Sato 1984-11-13
4473499 Reactive disazo dyes containing an oxy fluoro triazine group for cellulose containing fibers Toshio Hihara 1984-09-25
4436522 Disperse dye composition Susumu Nagashima 1984-03-13
4436906 Anthraquinone dyes for cellulose-containing fibers and process for producing the same Toshio Hihara 1984-03-13