| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Japan | 3,857 | |
| #2 | EPO (European Patent Office) | 579 | |
| #3 | United States | 523 | |
| #4 | WIPO (World Intellectual Property Organization) | 426 | |
| #5 | China | 399 | |
| #6 | Taiwan | 392 | |
| #7 | Republic of Korea | 184 | |
| #8 | Australia | 142 | |
| #9 | Canada | 93 | |
| #10 | Germany | 41 | |
| #11 | United Kingdom | 25 | |
| #12 | France | 20 | |
| #13 | Brazil | 17 | |
| #14 | Chile | 10 | |
| #15 | Hungary | 10 | |
| #16 | Norway | 9 | |
| #17 | Hong Kong | 8 | |
| #18 | New Zealand | 7 | |
| #19 | Argentina | 6 | |
| #20 | Switzerland | 6 | |
| #21 | Italy | 6 | |
| #22 | Netherlands | 6 | |
| #23 | Israel | 5 | |
| #24 | Malaysia | 5 | |
| #25 | Russian Federation | 5 | |
| #26 | Spain | 4 | |
| #27 | Iceland | 4 | |
| #28 | Yugoslavia (Serbia and Montenegro) | 4 | |
| #29 | Mexico | 3 | |
| #30 | Ukraine | 2 | |
| #31 | South Africa | 2 | |
| #32 | Austria | 1 | |
| #33 | Lithuania | 1 |
| # | Industry | |
|---|---|---|
| #1 | Machine tools | |
| #2 | Packaging and shipping | |
| #3 | Civil engineering | |
| #4 | Consumer goods | |
| #5 | Machines | |
| #6 | Mechanical elements |
| # | Technology | |
|---|---|---|
| #1 | Hand-held nailing tools | |
| #2 | Packaging | |
| #3 | Nailing machines | |
| #4 | Scaffolding | |
| #5 | Handling thin material | |
| #6 | Tools for connecting or disengaging | |
| #7 | Permanently attaching objects | |
| #8 | Unspecified technologies | |
| #9 | Metal wire processing | |
| #10 | Nails |
| # | Name | Total Patents |
|---|---|---|
| #1 | Itagaki Osamu | 225 |
| #2 | Kusakari Ichiro | 225 |
| #3 | Nagaoka Takahiro | 205 |
| #4 | Yoshie Toru | 186 |
| #5 | Takemura Hajime | 178 |
| #6 | Sugihara Shinpei | 156 |
| #7 | Murayama Katsuhiko | 152 |
| #8 | Adachi Michiaki | 150 |
| #9 | Ogawa Tatsushi | 142 |
| #10 | Kasahara Akira | 136 |
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