Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4879050 | Method for fire extinguishment of chlorosilanes | Tamotsu Yanagisawa, Masao Yabuzuka, Masakatu Shimizu, Takashi Tanaka | 1989-11-07 |
| 4838946 | Absorbent of chlorosilane compound | Tamotsu Yanagisawa, Minoru Kobayashi | 1989-06-13 |
| 4830762 | Method for fire extinguishment of liquid chlorosilane compound | Tamotsu Yanagisawa, Masao Yabuzuka, Takashi Tanaka, Masakatu Shimizu | 1989-05-16 |