Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4889770 | Composition for the surface treatment of rubber | Tsutomu Naganawa, Toshio Suzuki, Tadashi Okawa | 1989-12-26 |
| 4857212 | Fiber-treating composition comprising microemulsion of carboxy-substituted siloxane polymer and use thereof | Masaru Ozaki | 1989-08-15 |