TK

Takashi Komatsu

SI Sumitomo Heavy Industries: 9 patents #31 of 917Top 4%
IC Idemitsu Petrochemical Co.: 9 patents #23 of 578Top 4%
UL Ulvac: 5 patents #67 of 680Top 10%
Sumitomo Electric Industries: 5 patents #5,365 of 21,551Top 25%
Tdk: 4 patents #1,273 of 3,796Top 35%
FI Fujifilm Business Innovation: 4 patents #1,029 of 1,659Top 65%
MC Mitsui Chemicals Asahi Life Materials Co.: 3 patents #2 of 24Top 9%
NG Nihon Shinku Gijutsu: 3 patents #22 of 128Top 20%
Samsung: 3 patents #30,683 of 75,807Top 45%
AF Asahi Kasei Fibers: 2 patents #19 of 96Top 20%
KU Kanagawa University: 2 patents #12 of 37Top 35%
OL Olympus: 2 patents #1,626 of 3,097Top 55%
TO Toshiba: 2 patents #606 of 2,688Top 25%
OC Oki Electric Industry Co.: 1 patents #1,459 of 2,807Top 55%
NM Nisshin Flour Milling: 1 patents #178 of 320Top 60%
GA Gastec: 1 patents #7 of 15Top 50%
KO Koganei: 1 patents #41 of 103Top 40%
HI Hitachi: 1 patents #17,742 of 28,497Top 65%
Ricoh Company: 1 patents #6,936 of 9,818Top 75%
Overall (All Time): #42,906 of 4,157,543Top 2%
57
Patents All Time

Issued Patents All Time

Showing 51–57 of 57 patents

Patent #TitleCo-InventorsDate
4918155 Process for production of polycarbonate Eiichi Terada 1990-04-17
4888410 Polycarbonate end capped with pentahalophenoxy group Eiichi Terada 1989-12-19
4831100 Halogenated copoly carbonate end capped with pentahalaphenoxy group Eiichi Terada 1989-05-16
4633139 Plasma display system Joichi Endo, Toshio Tohkura 1986-12-30
4611365 Vacuum cleaner Yasuo Ishino 1986-09-16
4378575 Tape cassette device Yuichi Igarashi 1983-03-29
4368493 Tape cassette device Tadao Seki, Yuichi Igarashi 1983-01-11