Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D278444 | Typewriter | Yasuo Nagamatsu, Toshiya Moriyama, Masaharu Sakamoto | 1985-04-16 |
| D278247 | Typewriter | Yasuo Nagamatsu, Toshiya Moriyama, Masaharu Sakamoto | 1985-04-02 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D278444 | Typewriter | Yasuo Nagamatsu, Toshiya Moriyama, Masaharu Sakamoto | 1985-04-16 |
| D278247 | Typewriter | Yasuo Nagamatsu, Toshiya Moriyama, Masaharu Sakamoto | 1985-04-02 |