Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5026496 | Polymer composition useful as viscosity index improver | Shoji Takigawa, Tomio Nomura, Toshiro Suzuki, Kozo Sakai | 1991-06-25 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5026496 | Polymer composition useful as viscosity index improver | Shoji Takigawa, Tomio Nomura, Toshiro Suzuki, Kozo Sakai | 1991-06-25 |