Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4635360 | Cutting head for an electric shaver | Masao Tanahashi, Humihiro Kumano | 1987-01-13 |
| 4428117 | Reciprocating type electric shaver | Sadashige Horii, Hirozoh Imai | 1984-01-31 |
| 4393586 | Shaving blade assembly for rotary type electric shaver | Fumihiro Kumano | 1983-07-19 |
| 4221049 | Hair clipper | — | 1980-09-09 |