Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6288195 | Preparation of organopolysiloxane gum | Masaharu Takahashi, Yutaka Hagiwara, Minoru Igarashi, Kenji Tawara | 2001-09-11 |
| 6214962 | Preparation of organopolysiloxane gum | Masaharu Takahashi, Yutaka Hagiwara, Minoru Igarashi, Keiji Shibata, Kenji Tawara | 2001-04-10 |
| 5855860 | Method for porifying fine particulate silica | Masanobu Nishimine, Hidekazu Uehara, Kiyoshi Shirasuna, Susumu Ueno | 1999-01-05 |