Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6480963 | Network system for transporting security-protected data | Seiichi Urita, Seigo Kotani, Takehiko Hayashi | 2002-11-12 |
| 5794764 | High-speed seesaw breaking switch with raised fulcrum and accelerator ramp | Hiroyuki Hirose | 1998-08-18 |