Issued Patents All Time
Showing 51–64 of 64 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5747906 | Electroacoustic transducer | Kazushige Tajima | 1998-05-05 |
| 5721785 | Small-sized sound generator | — | 1998-02-24 |
| D389765 | Audible signal for alarm units | — | 1998-01-27 |
| D389421 | Audible signal for alarm units | Isao Fushimi | 1998-01-20 |
| D387767 | Electroacoustic transducer | Kazushige Tajima | 1997-12-16 |
| D386498 | Electroacoustic transducer | Kazushige Tajima | 1997-11-18 |
| 5675885 | Method of winding a coil for an electroacoustic transducer | Kazuhiro Yamaguchi | 1997-10-14 |
| 5642333 | Electroacoustic transducer and method of winding coil therein | Kazuhiro Yamaguchi | 1997-06-24 |
| D378746 | Audible signal for alarm units | — | 1997-04-08 |
| D377936 | Electroacoustic transducer | — | 1997-02-11 |
| D377353 | Electroacoustic transducer | Kazushige Tajima | 1997-01-14 |
| 5581623 | Electroacoustic transducer and method of fabricating the same | Fumihito Ishimura, Takahiro Sone, Yasuharu Tsuchiya | 1996-12-03 |
| D373546 | Audible signal for alarm units | — | 1996-09-10 |
| 5416751 | Electroacoustic transducer | Isao Fushimi, Katsutoshi Nito | 1995-05-16 |