Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4870454 | Apparatus for and method of stabilizing the quantity of light of fluorescent lamp | Yasuo Kurusu, Hiroshi Tamura | 1989-09-26 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4870454 | Apparatus for and method of stabilizing the quantity of light of fluorescent lamp | Yasuo Kurusu, Hiroshi Tamura | 1989-09-26 |