| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 13 | |
| #2 | China | 1 | |
| #3 | EPO (European Patent Office) | 1 | |
| #4 | WIPO (World Intellectual Property Organization) | 1 |
| # | Industry | |
|---|---|---|
| #1 | Transport | |
| #2 | Mechanical elements | |
| #3 | Machines | |
| #4 | Medical technology | |
| #5 | Furniture and games | |
| #6 | Agriculture |
| # | Name | Total Patents |
|---|---|---|
| #1 | Hasegawa Toshiyuki | 15 |
| #2 | Ishii Norihiro | 3 |
| #3 | Koga Kazunari | 3 |
| #4 | Ebihara Tomoyuki | 2 |
| #5 | Nishimoto Shuji | 2 |
| #6 | Shimizu Hiroaki | 2 |
| #7 | Iwaki Koji | 2 |
| #8 | Ohtsuki Kazuhiko | 2 |
| #9 | Abend Robert | 1 |
| #10 | Ozaki Shinichi | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US2009098961A1 | Internal Combustion Engine, Vehicle Power Transmission System and Lawn Tractor Equipped With Them | |
| US2007144283A1 | Power Transmission Apparatus | |
| WO0230521A1 | Training machine for function reinforcement |