Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5196618 | Method for the preparation of methyl chloride from carbon tetrachloride and methyl alcohol | Takaaki Shimizu | 1993-03-23 |
| 5149748 | Process of preparing surface-modified polymethylsilsesquioxane spherical fine particles | Takaaki Shimizu, Toshio Ohba, Yoshinori Inokuchi | 1992-09-22 |
| 4842837 | Process for producing fine spherical silica | Takaaki Shimizu | 1989-06-27 |