Howard E. Tonn
3Patents
2h-index
5Co-inventors
30Inventor score
Filing activity: May 28, 1986 → Jul 3, 1989
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4782740A | Piston and shaft assembly for an end-of-car cushioning unit | Emerging Cross-Sectional Technologies | 4 | Expired |
| US4719686A | Method for repairing a piston and shaft assembly | Emerging Cross-Sectional Technologies | 2 | Expired |
| US4953727A | Piston and shaft assembly of railroad end-of-car cushioning devices and method of repairing same | Performing Operations; Transporting | 2 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.