TI

Tsutomu Isaka

TK Toyo Boseki Kabushiki Kaisha: 15 patents #13 of 1,085Top 2%
ML Mitsubishi Petrochemical Company Limited: 10 patents #24 of 670Top 4%
TC Toyo Electric Mfg. Co.: 2 patents #5 of 32Top 20%
MC Mitsubishi Chemical: 1 patents #1,511 of 3,022Top 50%
SK Sekisui Kaseihin Kogyo: 1 patents #50 of 116Top 45%
Overall (All Time): #125,761 of 4,157,543Top 4%
30
Patents All Time

Issued Patents All Time

Showing 26–30 of 30 patents

Patent #TitleCo-InventorsDate
4343852 Composite film and packaging material of polypropylene base and surface polymer composition Kazuyoshi Ohashi, Yukinobu Miyazaki 1982-08-10
4297310 Process for producing electric conductors coated with crosslinked polyethylene resin Susumu Akutsu, Mitsugu Ishioka 1981-10-27
4293608 Olefin packaging laminate Saburoh Kumada 1981-10-06
4264667 Polyester film Tetsushi Murakami, Koichi Matsunami, Yasutomi Yoshino, Yukinobu Miyazaki 1981-04-28
4230767 Heat sealable laminated propylene polymer packaging material Maki Matsuo, Yukinobu Miyazaki 1980-10-28