Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6927738 | Apparatus and method for a communication device | Fujio Senba, Nakamaro Hyodo, Jun Fujii, Tomoki Uchiyama, Shigeru Kida | 2005-08-09 |
| 6435763 | KEY HOLE INSERTION FOR MANHOLE AND MANHOLE COVER LOCKING APPARATUS EQUIPPED WITH THE KEY HOLE INSERTION AND MANHOLE COVER LOCKING SYSTEM AND UNLOCKING METHOD AND MANHOLE COVER OPENING AND CLOSING CONTROL SYSTEM | Nakamaro Hyodo, Takashi Fujii, Hironori Namioka, Toshinari Kato | 2002-08-20 |