| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 22 | |
| #2 | China | 21 | |
| #3 | WIPO (World Intellectual Property Organization) | 19 | |
| #4 | EPO (European Patent Office) | 13 | |
| #5 | United Kingdom | 10 | |
| #6 | Taiwan | 9 | |
| #7 | Australia | 6 | |
| #8 | Canada | 6 | |
| #9 | Germany | 6 | |
| #10 | France | 2 | |
| #11 | Belgium | 1 | |
| #12 | Denmark | 1 | |
| #13 | Hong Kong | 1 | |
| #14 | Netherlands | 1 | |
| #15 | New Zealand | 1 | |
| #16 | Sweden | 1 | |
| #17 | Singapore | 1 | |
| #18 | South Africa | 1 |
| # | Industry | |
|---|---|---|
| #1 | Furniture and games | |
| #2 | Machines | |
| #3 | Micro-structure and nano-technology | |
| #4 | Consumer goods | |
| #5 | Surface technology and coating | |
| #6 | Machine tools |
| # | Technology | |
|---|---|---|
| #1 | Physical training equipment | |
| #2 | Unspecified technologies | |
| #3 | Shaping of plastics | |
| #4 | Footwear features | |
| #5 | Nanostructure applications | |
| #6 | Certain plastics | |
| #7 | Skates | |
| #8 | Unspecified technologies | |
| #9 | Making forged metal products | |
| #10 | Layered products |
| # | Name | Total Patents |
|---|---|---|
| #1 | Yoneyama Minoru | 44 |
| #2 | Sakaguchi Takumi | 13 |
| #3 | Tanaka Kensuke | 11 |
| #4 | Yoneyama Wataru | 11 |
| #5 | Ogawa Naoto | 10 |
| #6 | Miyazaki Seiya | 7 |
| #7 | Yoneyama Kosaku | 7 |
| #8 | Yamanaka Yosuke | 6 |
| #9 | Konishi Yasufumi | 6 |
| #10 | Suetake Junya | 6 |
| Publication | Filing date | Title |
|---|---|---|
| EP2614863A1 | Artificial shuttlecock feather and shuttlecock | |
| CN101977659A | Shuttlecock | |
| WO2005056125A1 | Golf club head | |
| US6840872B2 | Golf club head | |
| US6077171A | Iron golf club head including weight members for adjusting center of gravity thereof | |
| DE19604016A1 | Snowboard | |
| TW264395B | Process of producing golf club head | |
| AU1537988A | Tennis racket | |
| AU8317287A | Tennis racket | |
| AU4816585A | Golf club head | |
| CA1232924A | Golf club head | |
| US4635941A | Golf club head | |
| SG58684G | Badminton racket | |
| NZ208759A | Badminton racket | |
| AU3022084A | Badminton racket | |
| AU1781183A | Golf club head |