| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 11 | |
| #2 | WIPO (World Intellectual Property Organization) | 11 | |
| #3 | China | 10 | |
| #4 | EPO (European Patent Office) | 5 | |
| #5 | Taiwan | 4 | |
| #6 | Germany | 3 | |
| #7 | Hong Kong | 3 | |
| #8 | Australia | 2 |
| # | Industry | |
|---|---|---|
| #1 | Mechanical elements | |
| #2 | Optics | |
| #3 | Machines | |
| #4 | Transport | |
| #5 | Machine tools | |
| #6 | Computer technology | |
| #7 | Consumer goods | |
| #8 | Telecommunications |
| # | Technology | |
|---|---|---|
| #1 | Frames | |
| #2 | Nails | |
| #3 | Cameras | |
| #4 | Unspecified technologies | |
| #5 | Vehicle parts | |
| #6 | Making gears or toothed racks | |
| #7 | Electric digital data processing | |
| #8 | Travel equipment | |
| #9 | Hand carts | |
| #10 | Transmission |
| # | Name | Total Patents |
|---|---|---|
| #1 | Nakatani Koichiro | 19 |
| #2 | Nakatani Kouichiro | 15 |
| #3 | Kouichiro Nakatani | 6 |
| #4 | Koichiro Nakatani | 3 |
| #5 | Nakatani Koma | 2 |
| #6 | Nakatani Kouma | 1 |
| #7 | Jochen Mueller | 1 |
| #8 | Yukie Shimada | 1 |
| #9 | Akaike Mitsuru | 1 |
| Publication | Filing date | Title |
|---|---|---|
| WO9805148A1 | Wristwatchlike telephone set | |
| WO9626803A1 | Method for working members divided into two each having rack teeth | |
| EP0751338A1 | Tripod | |
| DE4029316A1 | Tripod with adjustable leg opening angle - has vertically sliding stop plate on camera platform engaging variable height stop surfaces on each tripod leg | |
| US4362307A | Shoulder-carriable cart | |
| DE2938537A1 | Cylindrical shaft in camera support - incorporates torsion spring end connected to shaft and supporting rotary part with latter connected to camera mounting |