Patents per Year
Top Inventors at Jamesbury All Time
Showing 1–13 of 13 inventors
| Rank | Name | Patents |
|---|---|---|
| 1 | Joseph B. Wright | 3 |
| 2 | Arie P. Bregman | 2 |
| 2 | David A. Johnson | 2 |
| 2 | James F. Donnelly | 2 |
| 2 | Jerry D. MacAfee | 2 |
| 2 | Michael Pashoogian | 2 |
| 2 | Ronald J. Collette | 2 |
| 2 | Tadashi Aoki | 2 |
| #9 | Anthony C. Summers | 1 |
| #9 | Edward J. Currier | 1 |
| #9 | Raymond P. Champagne | 1 |
| #9 | William W. Rawstron | 1 |
| #9 | Charles T. Caliri | 1 |
Most Valuable Patents
| Patent | Est. Value | Year |
|---|---|---|
| Fire safe butterfly valve | $724K | 1980 |
| Pneumatic actuator | $701K | 1980 |
| Ball valve to relieve cavity pressure | $641K | 1980 |
| Valve assembly and disassembly device | $592K | 1983 |
| Valve assembly and disassembly device | $544K | 1983 |