Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5172742 | Panel shutter device | Hiroshi Iwasaki, Masaru Tanaka, Hiroshi Kimura | 1992-12-22 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5172742 | Panel shutter device | Hiroshi Iwasaki, Masaru Tanaka, Hiroshi Kimura | 1992-12-22 |