Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6226176 | Portable device and concentrator therefor | Kenzo Horie, Munehiro Torii, Kiyotsugu Hayashi, Keiji Nambu, Takayuki Takahashi | 2001-05-01 |
| 6122162 | Portable device and concentrator therefor | Kenzo Horie, Munehiro Torii, Kiyotsugu Hayashi, Keiji Nambu, Takayuki Takahashi | 2000-09-19 |
| 5838981 | Data communication apparatus with a program renewal function | — | 1998-11-17 |