| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Japan | 6 | |
| #2 | United States | 4 | |
| #3 | WIPO (World Intellectual Property Organization) | 1 |
| # | Industry | |
|---|---|---|
| #1 | Audio-visual technology | |
| #2 | Furniture and games | |
| #3 | Measurement | |
| #4 | Civil engineering |
| # | Technology | |
|---|---|---|
| #1 | Special information storage | |
| #2 | Physical training equipment | |
| #3 | Fire-fighting | |
| #4 | Radio navigation |
| # | Name | Total Patents |
|---|---|---|
| #1 | Kimura Katsuhiko | 10 |
| #2 | Hato Jun | 3 |
| #3 | Inami Akira | 1 |
| #4 | Gao Zhi Yan | 1 |
| #5 | Yamaguchi Takahiro | 1 |
| #6 | Gao Zhiyan | 1 |
| #7 | Saito Hidenao | 1 |
| Publication | Filing date | Title |
|---|---|---|
| JP2005297747A | Bicycle pedaling assisting device | |
| JP2005270330A | Net set for table tennis game and net for table tennis game | |
| JP2005040172A | Table tennis table with level and level unit for table tennis table | |
| JP2004202187A | Instrument for inspecting put-up condition of net for table tennis game | |
| JPS57110971A | Alarm for preventing collision | |
| US4134458A | Sprinkler head | |
| JPS52115256A | Water level gauge |