Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8402642 | Pocket coil spring structure assembling apparatus | Toshinori Kujuro | 2013-03-26 |
| 4885614 | Semiconductor device with crystalline silicon-germanium-carbon alloy | Seijiro Furukawa, Akitoshi Ishizaka, Toshikazu Shimada | 1989-12-05 |