Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8388157 | Light guide sheet and movable contact assembly including the same | Naoki Tatehata, Nobuhisa Takahashi, Masahiro Ito, Shinji Ohkawa | 2013-03-05 |
| 7161103 | Moveable contact assembly, method of manufacturing the same, and switch using the same | Minoru Karaki | 2007-01-09 |