| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 11 | |
| #2 | Japan | 2 |
| # | Industry | |
|---|---|---|
| #1 | Consumer goods | |
| #2 | Audio-visual technology | |
| #3 | Transport |
| # | Technology | |
|---|---|---|
| #1 | Sound-producing devices | |
| #2 | Electrical vehicle propulsion | |
| #3 | Stereophonic systems | |
| #4 | Loudspeakers and microphones |
| # | Name | Total Patents |
|---|---|---|
| #1 | Sakamoto Kosuke | 13 |
| #2 | Inoue Toshio | 11 |
| #3 | Kobayashi Yasunori | 8 |
| #4 | Takahashi Akira | 8 |
| #5 | Fueki Shungo | 1 |
| #6 | Yamagata Kenji | 1 |
| #7 | Fukumoto Shinji | 1 |
| Publication | Filing date | Title |
|---|---|---|
| JPS62235072A | Aggregate bundling method of connecting block | |
| JPS62225307A | Method of molding connecting reinforced hole in connecting block |