| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 14 | |
| #2 | EPO (European Patent Office) | 2 | |
| #3 | Germany | 1 |
| # | Industry | |
|---|---|---|
| #1 | Machine tools | |
| #2 | Machines | |
| #3 | Materials and metallurgy | |
| #4 | Surface technology and coating |
| # | Technology | |
|---|---|---|
| #1 | Unspecified technologies | |
| #2 | Sawing | |
| #3 | Grinding tools | |
| #4 | Working metallic powder | |
| #5 | Milling | |
| #6 | Alloys | |
| #7 | Grinding or polishing devices | |
| #8 | Wood saws | |
| #9 | Soldering, welding and flame cutting | |
| #10 | Coating metallic material |
| # | Name | Total Patents |
|---|---|---|
| #1 | Takemura Sokichi | 7 |
| #2 | Asada Tanehiko | 6 |
| #3 | Ishikawa Tadao | 4 |
| #4 | Nakagawa Akihiko | 3 |
| #5 | Sakai Hisao | 2 |
| #6 | Kusachi Yoshikazu | 2 |
| #7 | Hasegawa Seiichi | 1 |
| #8 | Iwata Katsuhito | 1 |
| #9 | Terada Noriyuki | 1 |
| #10 | Iguchi Takehide | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US6158323A | Disk cutter |