Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7218288 | Antenna that uses four metal conductors | — | 2007-05-15 |
| 5407721 | Illuminated switches and rubber material for the cover piece therefor | Masahisa Fujigaki, Keiko Hartgae | 1995-04-18 |
| 4800243 | Contactor rubber | Yasuhisa Osawa | 1989-01-24 |