| # | Country | Total Patents | |
|---|---|---|---|
| #1 | EPO (European Patent Office) | 6 | |
| #2 | United States | 6 | |
| #3 | WIPO (World Intellectual Property Organization) | 5 | |
| #4 | Canada | 4 | |
| #5 | Mexico | 4 | |
| #6 | China | 2 | |
| #7 | Hong Kong | 1 | |
| #8 | Malaysia | 1 |
| # | Industry | |
|---|---|---|
| #1 | Transport | |
| #2 | Machines | |
| #3 | Packaging and shipping | |
| #4 | Mechanical elements | |
| #5 | Civil engineering | |
| #6 | Control |
| # | Technology | |
|---|---|---|
| #1 | Unspecified technologies | |
| #2 | Hand carts | |
| #3 | Vehicle wheels | |
| #4 | General building constructions | |
| #5 | Nails | |
| #6 | Lifting and pushing | |
| #7 | Control or regulating systems | |
| #8 | Vehicle brake control systems | |
| #9 | Motor vehicles | |
| #10 | Cranes |
| # | Name | Total Patents |
|---|---|---|
| #1 | Minowa Isamu | 15 |
| #2 | Yazaki Atsuhiko | 8 |
| #3 | Nishimura Kenichi | 4 |
| #4 | Mizushiri Toshitsugu | 4 |
| #5 | Fukushima Hirohisa | 4 |
| #6 | Matsuda Hirofumi | 4 |
| #7 | Kikuchi Hirotoshi | 4 |
| #8 | Terada Yoshihiro | 3 |
| #9 | Uematsu Fumio | 2 |
| #10 | Ando Ryo | 2 |
| Publication | Filing date | Title |
|---|---|---|
| CA2725826A1 | Brake-equipped caster | |
| WO2009157132A1 | Caster with brake | |
| WO2008146582A1 | Gravity type wheel conveyor for transportating plastic container, and wheel unit for the same | |
| MY142432A | Gravity wheel or roller conveyor capable of brake control with respect to an object being transported | |
| EP1862409A1 | Gravity type wheel conveyor or roller conveyor capable of controllably braking carried object |