| # | Country | Total Patents | |
|---|---|---|---|
| #1 | WIPO (World Intellectual Property Organization) | 11 | |
| #2 | United States | 8 | |
| #3 | Canada | 5 | |
| #4 | China | 3 | |
| #5 | United Kingdom | 2 | |
| #6 | EPO (European Patent Office) | 1 |
| # | Industry | |
|---|---|---|
| #1 | Civil engineering | |
| #2 | Mechanical elements | |
| #3 | Machines | |
| #4 | Machine tools | |
| #5 | Measurement |
| # | Technology | |
|---|---|---|
| #1 | Earth drilling | |
| #2 | Shafts | |
| #3 | Unspecified technologies | |
| #4 | Punching metal | |
| #5 | Pipe-line systems | |
| #6 | Testing of structures | |
| #7 | Venting or aerating devices | |
| #8 | Gearing | |
| #9 | Clutches and brakes |
| # | Name | Total Patents |
|---|---|---|
| #1 | Von Gynz-Rekowski Gunther Hh | 11 |
| #2 | Williams Michael V | 8 |
| #3 | Herben William C | 8 |
| #4 | Ashmin Lc | 4 |
| #5 | Bolejack Daryl E | 4 |
| #6 | Von Gynz-Rekowski Gunther H H | 4 |
| #7 | Koening Russell | 3 |
| #8 | Bolejack Daryl Elliot | 3 |
| #9 | Von Gynz-Rekowski Gunther H-H | 3 |
| #10 | Herben William Christian | 3 |
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|---|---|---|
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