| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 10 | |
| #2 | WIPO (World Intellectual Property Organization) | 3 | |
| #3 | Germany | 1 | |
| #4 | France | 1 | |
| #5 | United Kingdom | 1 |
| # | Industry | |
|---|---|---|
| #1 | Electrical machinery and energy | |
| #2 | Machines | |
| #3 | Mechanical elements |
| # | Technology | |
|---|---|---|
| #1 | Electrically-conductive connections | |
| #2 | Dynamo-electric machines | |
| #3 | Unspecified technologies | |
| #4 | Nails | |
| #5 | Unspecified technologies |
| # | Name | Total Patents |
|---|---|---|
| #1 | Yoshida Makoto | 8 |
| #2 | Ashimura Shinya | 6 |
| #3 | Baba Satoru | 4 |
| #4 | Yoshida Yuzuru | 4 |
| #5 | Suwa Masakazu | 2 |
| #6 | Yamaguchi Mitsuhiko | 2 |
| #7 | Abe Toru | 2 |
| #8 | Matsumoto Hiroyuki | 1 |
| #9 | Yoshida Ken | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US2017331241A1 | Rotary connector | |
| WO02073776A1 | Flat commutator and method of producing the same | |
| US5826324A | Method of manufacturing flat-type commutator | |
| US5447399A | Fastener free from a scissoring force | |
| DE3023108A1 | COMMUTATOR AND METHOD FOR THE PRODUCTION THEREOF | |
| US4238703A | Brush device for a miniature electric motor | |
| US4085346A | Brush device for miniature electric motor | |
| US4088912A | Brush device for miniature electric motor |