| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Japan | 7 | |
| #2 | Canada | 1 | |
| #3 | China | 1 | |
| #4 | EPO (European Patent Office) | 1 | |
| #5 | United States | 1 | |
| #6 | WIPO (World Intellectual Property Organization) | 1 |
| # | Industry | |
|---|---|---|
| #1 | Surface technology and coating | |
| #2 | Machines | |
| #3 | Mechanical elements | |
| #4 | Materials and metallurgy | |
| #5 | Environmental technology |
| # | Technology | |
|---|---|---|
| #1 | Nails | |
| #2 | Unspecified technologies | |
| #3 | Coating metallic material | |
| #4 | Climate change mitigation in goods production | |
| #5 | Alloys | |
| #6 | Metal tempering |
| # | Name | Total Patents |
|---|---|---|
| #1 | Tsukiyama Katsuhiro | 4 |
| #2 | Egawa Takehiko | 3 |
| #3 | Takitani Yoshihiro | 3 |
| #4 | Asai Tetsuya | 3 |
| #5 | Tanaka Seinosuke | 2 |
| #6 | Suematsu Masayasu | 2 |
| #7 | Kajita Yoshimitsu | 1 |
| #8 | Murai Makoto | 1 |
| #9 | Okawa Hiroyuki | 1 |
| #10 | Suzuki Junichi | 1 |
| Publication | Filing date | Title |
|---|---|---|
| JP2018123371A | Straightening-processed metal rod and manufacturing method for same | |
| JP2016151289A | Bolt | |
| JP2005154829A | Steel surface treatment method | |
| JP2004217130A | Hook for towing | |
| JP2001286966A | Cross rolling forming machine | |
| JP2000158079A | Cross rolling forming machine | |
| JP2000158355A | Method for finding optimum condition of fastening bolt and nut by turn-of-nut method |