Issued Patents 1982
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4330579 | Parison for bottle product | Akiho Ota | 1982-05-18 |
| 4317908 | Process for producing dioxazine violet pigment | Iwao Sakaguchi | 1982-03-02 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4330579 | Parison for bottle product | Akiho Ota | 1982-05-18 |
| 4317908 | Process for producing dioxazine violet pigment | Iwao Sakaguchi | 1982-03-02 |