| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 26 |
| # | Industry | |
|---|---|---|
| #1 | Machine tools | |
| #2 | Mechanical elements | |
| #3 | Machines | |
| #4 | Electrical machinery and energy |
| # | Technology | |
|---|---|---|
| #1 | Nails | |
| #2 | Unspecified technologies | |
| #3 | Metal-working | |
| #4 | Making forged metal products | |
| #5 | Making screws | |
| #6 | Electrically-conductive connections |
| # | Name | Total Patents |
|---|---|---|
| #1 | Babej Jiri | 26 |
| #2 | Vieth Michael | 16 |
| #3 | Humpert Richard | 16 |
| #4 | Sowa Christian | 4 |
| #5 | Hoessrich Wolfgang | 2 |