Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5490328 | Dry shaver | Yasunori Ueda | 1996-02-13 |
| 5473818 | Reciprocatory dry shaver | Jyuzaemon Iwasaki, Hikoyoshi Nakagawa | 1995-12-12 |
| 5463813 | Reciprocatory dry shaver | Jyuzaemon Iwasaki | 1995-11-07 |
| 5189792 | Reciprocatory electric shaver | Kenzo Shirakawa, Masakazu Kita, Masao Tanahashi, Jyuzaemon Iwasaki | 1993-03-02 |
| 4926552 | Cutting head for reciprocatory-type dry shavers | Hideji Wataya | 1990-05-22 |
| 4493149 | Reciprocal blade assembly of electric shaver | Masao Tanahashi, Toshio Tanabe | 1985-01-15 |
| 4413410 | Electric shaver with rotary blade | Masao Tanahashi | 1983-11-08 |