Top Inventors at Parker Pen All Time
| Rank | Name | Patents |
|---|---|---|
| 1 | Brian Booker | 6 |
| 2 | Jacques LeBlanc | 4 |
| 3 | Clemens A. Sonntag | 3 |
| #4 | E. Dale Thompson | 2 |
| #5 | Gerald C. Herold | 2 |
| #6 | Guenther Schmidt | 2 |
| #7 | Gunther Schmidt | 2 |
| #8 | Harley Jung | 2 |
| #9 | Nolan K. Rhoades | 2 |
| #10 | Thomas W. Hillebrand | 2 |
| #11 | Akira Mimaki | 2 |
| #12 | Giorgetto Giugiaro | 1 |
| #13 | James R. Snyder | 1 |
| #14 | Jerry W. Digney | 1 |
| #15 | Lloyd H. Hornbostel, Jr. | 1 |
| #16 | Martin E. Wacha | 1 |
| #17 | Dale Butrymowicz | 1 |
| #18 | Maura F. Knollmeyer | 1 |
| #19 | Claus-Peter Seibt | 1 |