| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Japan | 11 | |
| #2 | United States | 8 | |
| #3 | EPO (European Patent Office) | 2 |
| # | Industry | |
|---|---|---|
| #1 | Audio-visual technology | |
| #2 | Optics | |
| #3 | Transport | |
| #4 | Machines | |
| #5 | Furniture and games |
| # | Technology | |
|---|---|---|
| #1 | Television | |
| #2 | Hand carts | |
| #3 | Cameras | |
| #4 | Office furniture | |
| #5 | Spraying devices | |
| #6 | Optical systems |
| # | Name | Total Patents |
|---|---|---|
| #1 | Yoshikawa Koichi | 20 |
| #2 | Kono Hidetoshi | 1 |
| #3 | Okamoto Yoshio | 1 |
| #4 | Suzuki Kiyosuke | 1 |
| Publication | Filing date | Title |
|---|---|---|
| JP2001000263A | Moving device of furniture or the like | |
| JP2000033018A | Device for moving furniture or the like | |
| JPH10181762A | Tool for extruding content in container | |
| JPH10152161A | Content extruder of container | |
| JPH0856727A | Water drop collector for umbrella | |
| JPH0759634A | Bed | |
| JPH06129416A | Stopper for screw loosening | |
| EP0488548A1 | A drawer system | |
| JPH0472208A | Transfer device for heavy article | |
| JPH01305904A | Furniture moving device |