Issued Patents 1989
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D303665 | Telephone set | Masao Tamura | 1989-09-26 |
| D303390 | Telephone set | Kazumasa Takenaka | 1989-09-12 |
| D302154 | Cordless telephone set | Satoshi Watanabe | 1989-07-11 |
| D299644 | Telephone set | Masao Tamura, Chuan Ming Hung | 1989-01-31 |
| D299645 | Telephone set | Masao Tamura, Satoshi Watanabe | 1989-01-31 |
| D299228 | Integral telephone and answering set | Teisuke Kurosu, Kazumasa Takenaka, Masao Tamura, Hung C. Ming, Satoshi Watanabe | 1989-01-03 |