Petersham, MA ranks #8,899 worldwide for total patents filed all time, with 237 patents from 14 inventors. Leading employers of inventors based in Petersham, MA include IBM, Norton, Seagate Technology. That works out to 1053.3 patents per 1,000 residents, a common benchmark for comparing regional innovation intensity.
Showing 1–14 of 14 inventors
| Rank ↑ | Inventor ↕ | Primary Company ↕ | Patents ↕ |
|---|---|---|---|
| 1 | Donna K. Byron | IBM | 189 |
| 2 | Charles V. Rue | Norton | 14 |
| 3 | Jonathan Haynes | Seagate Technology | 7 |
| #4 | Ronald L. Lavigne | Unknown | 5 |
| #4 | Paul Varney | — | 5 |
| #6 | John Lawson | Quanterix | 4 |
| #6 | Palmer H. Beam | — | 4 |
| #8 | Louis P. Kertiles | Athena Diagnostics | 3 |
| #9 | Ross Muller | — | 1 |
| #9 | Stephen G. Block | Nuvera Fuel Cells | 1 |
| #9 | Susanne L. Stuart | RTX (Raytheon) | 1 |
| #9 | Richard Nicoletti | Evoqua Water Technologies | 1 |
| #9 | Robert Combest | — | 1 |
| #9 | A. Robert Gudheim | — | 1 |
Part of Massachusetts