Patents per Year
Top Inventors at Grace Manufacturing All Time
Showing 1–17 of 17 inventors
| Rank | Name | Patents |
|---|---|---|
| 1 | Carter W. McGuyer | 20 |
| 2 | Christopher R. Grace | 8 |
| 2 | Jonathan Becker Schmidt | 8 |
| #4 | Dennis P. Haggerty | 7 |
| #5 | Richard L. Grace | 5 |
| #6 | Jeff Grace | 4 |
| #6 | Louis Chalfant | 4 |
| #8 | Daniel I. Duerr | 2 |
| #8 | Daniel Hoeppner | 2 |
| #8 | James Sturtevant | 2 |
| #11 | Dan Duerr | 1 |
| #11 | Diego Alfredo Punin Albarracin | 1 |
| #11 | Douglas M. Dawson | 1 |
| #11 | Robert A. Hill | 1 |
| #11 | Ronald E. Vansaghi | 1 |
| #11 | Sabreena A. Wilson | 1 |
| #11 | William C. Head | 1 |