Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4835038 | Substrate coated with multiple thick films | Shiro Ezaki | 1989-05-30 |
| 4830878 | Method of manufacturing a substrate coated with multiple thick films | Shiro Ezaki | 1989-05-16 |