| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Canada | 4 | |
| #2 | China | 4 | |
| #3 | Israel | 4 | |
| #4 | Norway | 4 | |
| #5 | Brazil | 3 | |
| #6 | EPO (European Patent Office) | 3 | |
| #7 | United States | 3 | |
| #8 | Australia | 2 | |
| #9 | WIPO (World Intellectual Property Organization) | 1 |
| # | Industry | |
|---|---|---|
| #1 | Consumer goods | |
| #2 | Audio-visual technology |
| # | Technology | |
|---|---|---|
| #1 | Loudspeakers and microphones | |
| #2 | Sound-producing devices | |
| #3 | Stringed musical instruments | |
| #4 | Electrophonic musical instruments |
| # | Name | Total Patents |
|---|---|---|
| #1 | Morchain Patrice | 23 |
| #2 | Charbonneaux Marc | 22 |
| #3 | Piccaluga Pierre | 22 |
| #4 | Perrichon Claude-Annie | 15 |
| #5 | Perrichon Claude Annie | 5 |
| #6 | Piccaluga P | 1 |
| #7 | Morchain P | 1 |
| #8 | Charbonneaux M | 1 |
| #9 | Piccaluga Prerre | 1 |
| #10 | Charbonnaux Marc | 1 |
| Publication | Filing date | Title |
|---|---|---|
| AU2004201525A1 | Harmonic amplifier and corresponding electroacoustic transducer | |
| IL141754D0 | Electro-acoustic musical instrument | |
| CN1321404A | Resonating diaphragms with different frequencies |