Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10626874 | Fan apparatus | — | 2020-04-21 |
| 6901511 | Portable terminals, servers, systems, and their program recording mediums | — | 2005-05-31 |
| 6848047 | Security managing system, data distribution apparatus and portable terminal apparatus | Shigenori Morikawa, Toshiyuki Iguchi | 2005-01-25 |
| 6703803 | Fan motor driving circuit | Shoji Ohiwa | 2004-03-09 |
| 6650075 | Fan motor | Koji Kataoka | 2003-11-18 |