Issued Patents All Time
Showing 26–29 of 29 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D375100 | Extension ringing console apparatus for a telephone set | — | 1996-10-29 |
| D354956 | Telephone set | Kazuhiro Oda | 1995-01-31 |
| D344517 | Telephone set | Kazuhiko Oda | 1994-02-22 |
| D337584 | Telephone set | — | 1993-07-20 |