Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6090054 | Ultrasonic wave cosmetic device | Toshihiro Sakamoto, Kazuyasu Ikadai | 2000-07-18 |
| 5983903 | Hair iron | Yoshiyuki Nanba, Kazuyasu Ikadai, Hisashi Kitamura, Eiji Tsuji | 1999-11-16 |
| 4668908 | Power control system for electrical apparatus | Kazuhisa Aoki, Nobuteru Maekawa | 1987-05-26 |