Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4837877 | Elevation bed | Takeaki Hamada, Akio Okada, Kiyoshi Abe, Katsuhiro Udagawa, Kouji Fujino | 1989-06-13 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4837877 | Elevation bed | Takeaki Hamada, Akio Okada, Kiyoshi Abe, Katsuhiro Udagawa, Kouji Fujino | 1989-06-13 |