| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Brazil | 14 |
| # | Industry | |
|---|---|---|
| #1 | Civil engineering | |
| #2 | Measurement | |
| #3 | Basic materials chemistry | |
| #4 | Materials and metallurgy | |
| #5 | Control | |
| #6 | Environmental technology |
| # | Name | Total Patents |
|---|---|---|
| #1 | Thomas D Welton | 2 |
| #2 | Burleson John D | 1 |
| #3 | Arthur Cheng | 1 |
| #4 | Mark V Collins | 1 |
| #5 | Jim Randall Wilson | 1 |
| #6 | Greg Paul Perez | 1 |
| #7 | Serra Marco | 1 |
| #8 | Benjamin J Iverson | 1 |
| #9 | Songhua Chen | 1 |
| #10 | Ron C Balliet | 1 |