Issued Patents 1982
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4333285 | Building structure | Hajime Koizumi, Kozo Toyama, Hajime Hatano, Toshio Saeki, Kaoru Mizukoshi +3 more | 1982-06-08 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4333285 | Building structure | Hajime Koizumi, Kozo Toyama, Hajime Hatano, Toshio Saeki, Kaoru Mizukoshi +3 more | 1982-06-08 |