| # | Country | Total Patents | |
|---|---|---|---|
| #1 | WIPO (World Intellectual Property Organization) | 6 | |
| #2 | EPO (European Patent Office) | 4 | |
| #3 | United States | 4 | |
| #4 | Republic of Korea | 2 | |
| #5 | Canada | 1 | |
| #6 | China | 1 |
| # | Industry | |
|---|---|---|
| #1 | Machine tools | |
| #2 | Electrical machinery and energy |
| # | Technology | |
|---|---|---|
| #1 | Tools for connecting or disengaging | |
| #2 | Multi-purpose tools | |
| #3 | Electrically-conductive connections |
| # | Name | Total Patents |
|---|---|---|
| #1 | Wada Eiichi | 5 |
| #2 | Mizuhara Masaru | 5 |
| #3 | Murai Keiji | 5 |
| #4 | Sugimoto Tadakatsu | 5 |
| #5 | Saito Shiro | 5 |
| #6 | Igarashi Yoshiaki | 5 |
| #7 | Seto Shinichirou | 3 |
| #8 | Fujisawa Kentarou | 3 |
| #9 | Inamori Hiroaki | 3 |
| #10 | Sakata Kouji | 2 |
| Publication | Filing date | Title |
|---|---|---|
| EP3189936A1 | Impact fastening tool and torque tester | |
| WO2010147207A1 | Impact-type fastening tool | |
| US4920836A | Two blade type impulse wrench | |
| KR920004671B1 | Impulse wrench | |
| CA1254407A | Two-blade type impulse wrench | |
| EP0268715A1 | Two-blade type impulse wrench |