Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7185586 | Type-printer | Katsutoshi Mukaijima, Hiroyuki Tsugaru | 2007-03-06 |
| 5209585 | Print head for a dot matrix printer | Tetsuya Yamamoto, Yukihisa Kato | 1993-05-11 |
| 5039236 | Print head with tapered conical return spring | Katsuya Masuda, Makoto Yasunaga | 1991-08-13 |
| 4852480 | Dot line printer with individually replaceable printing head | Michio Koizumi, Seiichi Ohsawa | 1989-08-01 |
| 4795283 | Print head for a dot-printer | Takashi Moriya, Toshihiro Endo | 1989-01-03 |
| 4757760 | Wire mask for a dot printer head apparatus | Shohachi Nihara, Michio Koizumi, Seiichi Ohsawa | 1988-07-19 |
| 4650348 | Method of dot-printing underlines | Masahiko Kaneko, Seiichi Ohsawa | 1987-03-17 |
| D281076 | Printing hammer for dot printer | Toshio Kurihara, Makoto Yasunaga, Seiichi Osawa, Takashi Moriya | 1985-10-22 |
| D281079 | Frame for printing head | Osamu Washimine, Michio Koizumi, Yasuo Iwata, Toshio Kurihara | 1985-10-22 |
| D281077 | Core block for printing head | Makoto Yasunaga, Katsuya Masuda, Seiichi Osawa | 1985-10-22 |
| 4509421 | Printer head for a dot line printer | Toshio Kurihara, Makoto Yasunaga, Katuya Masuda, Takashi Moriya, Seiichi Oosawa | 1985-04-09 |
| 4502382 | Head for impact type of dot line printer | Toshio Kurihara | 1985-03-05 |
| 4484519 | Stylus driving apparatus for printers | Toshio Kurihara, Makoto Yasunaga | 1984-11-27 |
| 4386861 | Dot matrix impact printer | Toshio Kurihara, Makoto Yasunaga, Satoru Uchida | 1983-06-07 |
| 4234260 | Device for feeding ink ribbon | Nagao Mizutani, Toshio Kurihara | 1980-11-18 |
| 4230039 | Drum printer with helically arranged type sets | Nagao Mizutani, Toshio Kurihara, Yutaka Nishiyama, Teruo Kinoshita, Makoto Yasunaga | 1980-10-28 |