Top Inventors at Keystone International 1989
Showing 1–8 of 8 inventors
| Rank | Name | Patents |
|---|---|---|
| 1 | William B. Scobie | 5 |
| 2 | Walter W. Powell | 3 |
| 2 | Larry A. Sample | 3 |
| 2 | Cleo M. Bickford | 3 |
| #5 | Daniel P. Kusmer | 2 |
| #6 | Paul A. Yohner | 1 |
| #6 | Richard B. Lee | 1 |
| #6 | Douglas G. Calvin | 1 |