Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8425222 | Die assembly for injection molding | Akihiro Iwane, Akihiko Matsumoto, Takahito Muroi | 2013-04-23 |
| 8268112 | Bonding method of resin member | Kanji Sekihara | 2012-09-18 |
| 7922146 | Optical element forming metal mold and method of manufacturing optical element forming metal mold | Yuzo Nakatsuka | 2011-04-12 |
| 7901527 | Microchip manufacturing method | Kanji Sekihara | 2011-03-08 |
| 7522355 | Lens unit and manufacturing method thereof | Akihiko Matsumoto, Katsushi Watanabe, Toshiyuki Majima | 2009-04-21 |