| # | Country | Total Patents | |
|---|---|---|---|
| #1 | China | 7 | |
| #2 | Republic of Korea | 4 |
| # | Industry | |
|---|---|---|
| #1 | Audio-visual technology | |
| #2 | Electrical machinery and energy | |
| #3 | Machines | |
| #4 | Mechanical elements |
| # | Name | Total Patents |
|---|---|---|
| #1 | Tanaka Shinsaku | 4 |
| #2 | Arada Tadao | 3 |
| #3 | Tadaoto Arata | 1 |
| #4 | Takasi Yamanaka | 1 |
| #5 | Yamanaka Takashi | 1 |
| #6 | Aihara Suketsune | 1 |
| #7 | Arada Tadaoh | 1 |
| #8 | Tanaka Susumi Saku | 1 |
| #9 | Atsuo Arata | 1 |
| #10 | Izumino Satomi | 1 |
| Publication | Filing date | Title |
|---|---|---|
| CN1034985A | Worm and worm-wheel gearing | |
| CN1011094B | Rotational magnetic head device | |
| CN1033120A | Direction of travel changing device for tape | |
| KR900008476B1 | Tape driving device | |
| KR900008450B1 | Motor bracket attaching structure | |
| KR900003600B1 | Automatic stopping arrangement of tape recorder |