Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D394850 | Combined mouse and numeral and function keys | — | 1998-06-02 |
| 4898630 | Thermosetting highly foaming sealer and method of using it | Masahiko Ohashi | 1990-02-06 |
| 4874650 | Thermosetting foaming sealer | Masahiko Ohashi | 1989-10-17 |