FO

Fumio Ohtsuka

SC Seikosha Co.: 2 patents #132 of 312Top 45%
TO Toshiba: 1 patents #1,121 of 2,688Top 45%
Overall (All Time): #1,663,435 of 4,157,543Top 45%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
D314210 Printing head for a printer of a computer Koichi Kimura, Takeshi Matsumoto 1991-01-29
D314007 Printing head for a printer of a computer Koichi Kimura, Takeshi Matsumoto 1991-01-22
4312733 Unit for measuring alkali metal vapor concentration Susumu Ninomiya, Hiromichi Nei, Mituo Harata, Osamu Takikawa, Atsuo Imai 1982-01-26