Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4798310 | Article storage container | Kikuo Kasai, Mitsuo Maki | 1989-01-17 |
| D291452 | Cap for writing instruments | — | 1987-08-18 |
| 4573818 | Cap assembly for a single or plural writing instruments | — | 1986-03-04 |