FM

Fumio Matsumoto

Fujitsu Limited: 31 patents #717 of 24,456Top 3%
Mitsubishi Electric: 7 patents #4,301 of 25,717Top 20%
NS Nippon Steel: 7 patents #329 of 4,423Top 8%
YK Yamato Mishin Seizo Kabushiki Kaisha: 2 patents #9 of 31Top 30%
SO Sony: 1 patents #17,262 of 25,231Top 70%
MM Mitsubishi Materials: 1 patents #812 of 1,543Top 55%
SC Showa Manufacturing Co.: 1 patents #2 of 22Top 10%
YC Yamato Sewing Machine Seizo Co.: 1 patents #7 of 14Top 50%
Overall (All Time): #47,590 of 4,157,543Top 2%
54
Patents All Time

Issued Patents All Time

Showing 51–54 of 54 patents

Patent #TitleCo-InventorsDate
4339287 Process for producing grain-oriented silicon steel strip Satohiro Hayami, Tsutomu Haratani, Kunihide Takashima, Toshio Kikuma 1982-07-13
4335399 Normalizing circuit for color printing system 1982-06-15
4302257 Process for producing a grain-oriented silicon steel sheet Jirou Harase, Kunihide Takashima, Hisanobu Nakayama 1981-11-24
4244653 Color detecting device for color printer Eiichi Asai, Takaaki Terasita 1981-01-13