Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4571598 | Thermal head | Michio Shinozaki | 1986-02-18 |
| 4487826 | Diazotype heat development recording medium with hydrophobic salt of alkyl substituted guanidine | Niro Watanabe, Shiro Nemoto, Hiroyuki Yasujima | 1984-12-11 |
| 4448493 | Electrochromic display device | Nagahisa Matsudaira, Kenzo Fukuyoshi, Kiyoshi Masui | 1984-05-15 |
| 4268158 | Dry planographic printing apparatus | Tsutomu Naganuma, Hisao Hoshi, Hiroji Kumagai | 1981-05-19 |