Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6433122 | method for producing organopolysiloxane | Yohkichi Yamamoto, Naoji Kawamura | 2002-08-13 |
| 4774346 | Method for purifying hexamethyldisiloxane | Takeshi Imai, Masahiko Suzuki, Ikuzo Takahashi | 1988-09-27 |
| 4697027 | Method for purifying alkoxysilane | Junpei Sugihara, Takeshi Imai, Ikuzo Takahashi | 1987-09-29 |