SH

Seiji Hanaoka

SS Suwa Seikosha: 3 patents #32 of 220Top 15%
SK Shinshu Seiki Kabushiki Kaisha: 2 patents #9 of 38Top 25%
EP Epson: 1 patents #24 of 66Top 40%
JC Jeco Co.: 1 patents #30 of 73Top 45%
SE Seiko Epson: 1 patents #5,551 of 7,774Top 75%
Overall (All Time): #1,302,883 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
4822186 Carriage mechanism for thermal printer Masahiro Minowa, Masataka Okamura, Masao Masumura, Tooru Iwasa, Noboru Watanabe +2 more 1989-04-18
4471363 Method and apparatus for driving an ink jet printer head 1984-09-11
4259026 Dot printer having concentric driving cams Masahiko Mori, Takao Kobayashi 1981-03-31
4222674 Head portion of a dot printer Masahiko Mori, Takao Kobayashi 1980-09-16