Issued Patents 2005
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6942820 | Dimethylpolysiloxane composition | Toshiaki Ihara, Sinobu Sato, Ichiro Ono, Hiroshi Nakayama | 2005-09-13 |
| 6878200 | Mortar or concrete composition | Masafumi Kikuchi, Akio Koyama, Usaburo Yano, Akira Yamamoto | 2005-04-12 |