NI

Norifumi Ito

MI Mitsui Toatsu Chemicals, Incorporated: 16 patents #48 of 1,543Top 4%
MI Mizuno: 10 patents #16 of 221Top 8%
Ricoh Company: 9 patents #2,462 of 9,818Top 30%
TE Toyo Engineering: 6 patents #12 of 295Top 5%
FC Fuji Electrochemical Co.: 1 patents #38 of 99Top 40%
📍 Kasai, JP: #156 of 5,842 inventorsTop 3%
Overall (All Time): #93,945 of 4,157,543Top 3%
36
Patents All Time

Issued Patents All Time

Showing 26–36 of 36 patents

Patent #TitleCo-InventorsDate
4758644 Bromostyrene composition Mune Iwamoto, Kazuo Sugazaki, Tetsuyuki Matsubara, Toshihiko Ando 1988-07-19
4699976 Continuous process for the treatment of polymer composition to remove unreacted monomer and solvent Tetsuyuki Matsubara, Mune Iwamoto, Toshihiko Ando 1987-10-13
4623827 Device for controlling motor rotation speed 1986-11-18
4619959 Continuous production process of styrene-base resin Tetsuyuki Matsubara, Kazuo Sugazaki, Kouzo Ichikawa, Mune Iwamoto, Toshihiko Ando 1986-10-28
4609956 Magnetic drum cassette with magnetic drum having voice information recorded thereon Michihiro Torii, Takao Moritomo, Kaoru Endo 1986-09-02
4587294 Continuous process for producing rubber modified high-impact resins Tetsuyuki Matsubara, Kouzo Ichikawa, Kouichi Arahari, Tetsuo Maeda 1986-05-06
4537954 Process for the preparation of polymer compositions having low volatile content Toshihiko Ando, Tetsuyuki Matsubara, Kozo Ichikawa, Susumu Fukawa, Tetsuo Maeda 1985-08-27
4460278 Continuous bulk polymerization reactor Tetsuyuki Matsubara, Yuzuru Ishida, Mune Iwamoto, Tetsuo Maeda 1984-07-17
4388447 Process for producing rubber modified styrene resins Mune Iwamoto, Yuzuru Ishida, Yasuo Furuta, Tetsuyuki Matsubara 1983-06-14
4378452 Method of manufacturing rubber modified styrene resins Mune Iwamoto, Yuzuru Ishida, Tetsuyuki Matsubara 1983-03-29
4376847 Process for the production of styrene polymers Tetsuyuki Matsubara, Yuzuru Ishida, Mune Iwamoto 1983-03-15