Top Inventors at Pgi International All Time
| Rank | Name | Patents |
|---|---|---|
| 1 | Spencer M. Nimberger | 74 |
| 2 | Kevin J. Cessac | 20 |
| 3 | Robert L. Ward | 6 |
| #4 | Frank Gonzales, Jr. | 2 |
| #5 | Spence M. Nimberger | 2 |
| #6 | Brian Boothe | 1 |
| #7 | Francisco Gonzalez | 1 |
| #8 | Garrett Lee Goins | 1 |
| #9 | George A. Cross | 1 |
| #10 | Jarrod R. Ruckle | 1 |
| #11 | John O. Rumohr | 1 |
| #12 | Larry A. Quick | 1 |
| #13 | Marco Magana | 1 |
| #14 | Miguel A. Gonzalez | 1 |
| #15 | Peter Middleton | 1 |
| #16 | Sandor Koncsek | 1 |