Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5816991 | Apparatus for producing a multiple structure paper protector | — | 1998-10-06 |
| 5467875 | Multiple structure paper protector and the apparatus for its production | — | 1995-11-21 |
| 4647765 | Image sensing head of image reading device having light shield and base plate disposed at end face thereof | Mamoru Imaizumi, Yujiro Ishikawa, Eiichi Ohta, Kazuyuki Matsushita | 1987-03-03 |