Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6235394 | Heat-expandable microcapsules, process for producing the same, and method of utilizing the same | Ichiro Takahara | 2001-05-22 |
| 5922640 | Adsorbent for carbon monoxide | Hidefumi Hirai, Nobutoshi Ootsuka, Kenji Sakai | 1999-07-13 |