Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D353133 | Portable laptop computer | Fumihiko Yamada, Shinichi Sugihara | 1994-12-06 |
| D348053 | Portable laptop computer | Shinichi Sugihara, Tetsuya Imamura, Masaru Tochishita | 1994-06-21 |