Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6863649 | Erogenic zone stimulator | — | 2005-03-08 |
| 6547718 | Sexually sensitive portion stimulating ring and storing device therefor | — | 2003-04-15 |
| 5950254 | Portable sauna | — | 1999-09-14 |
| 5185887 | Database generation management method and system | Noriyuki Takahashi, Kazunori Nishizawa, Rinichi Takashi, Naofumi Sakai, Yukiharu Tanabe | 1993-02-09 |
| 4827112 | System for processing IC card with display function | Akira Yoshino, Masafumi Hino | 1989-05-02 |