| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 4 | |
| #2 | Australia | 3 | |
| #3 | Canada | 2 | |
| #4 | Japan | 2 | |
| #5 | Germany | 1 | |
| #6 | EPO (European Patent Office) | 1 | |
| #7 | WIPO (World Intellectual Property Organization) | 1 |
| # | Industry | |
|---|---|---|
| #1 | Control | |
| #2 | Electrical machinery and energy | |
| #3 | Audio-visual technology | |
| #4 | Consumer goods | |
| #5 | Telecommunications |
| # | Technology | |
|---|---|---|
| #1 | Alarm systems | |
| #2 | Dynamo-electric machines | |
| #3 | Loudspeakers and microphones | |
| #4 | Sound-producing devices | |
| #5 | Telephonic communication |
| # | Name | Total Patents |
|---|---|---|
| #1 | Myers John L | 6 |
| #2 | Stephens Gerald D | 4 |
| #3 | Denhardt Gerald A | 2 |
| #4 | Balein Rizza | 2 |
| #5 | Jang Segon | 2 |
| #6 | Clark Ivan L | 2 |
| #7 | Daugherty Robert H | 1 |
| #8 | Hellbaum Richard F | 1 |
| #9 | Scholz Raymond C | 1 |
| #10 | Little Bruce D | 1 |
| Publication | Filing date | Title |
|---|---|---|
| AU5590399A | Piezoelectric vibrational and acoustic alert for a personal communication device | |
| AU5206299A | Piezoelectric vibrational and acoustic alert for a personal communication device | |
| US6057753A | Vibrational transducer | |
| JPS52111397A | Device for driving electromagnetically vibrating member | |
| CA1034801A | Modular buzzer with diaphragm molded into housing | |
| CA1048822A | High efficiency buzzer | |
| US4122365A | Piezoelectric buzzer device | |
| US3945004A | High efficiency buzzer | |
| US3950744A | Modular buzzer with diaphragm molded into housing |