Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D304451 | Key board for a computer | Katsuji Kagayama, Benito Mishiro | 1989-11-07 |
| D304327 | Microprocessor | Katsuji Kagayama, Benito Mishiro, Ikuo Nishimura | 1989-10-31 |
| D304181 | Scanner for computer | Katsuji Kagayama, Benito Mishiro | 1989-10-24 |