Mark Trowbridge
11Patents
6h-index
21Co-inventors
66Inventor score
Filing activity: May 28, 1998 → Jan 8, 2021
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7844481B2 | Internet package shipping systems and methods | Physics | 41 | Active |
| US6402128B1 | Air spring with lateral restraint and axial control | Performing Operations; Transporting | 20 | Expired |
| US5934652A | Air spring bumper and method of mounting | Mechanical Engineering; Lighting; Heating | 15 | Expired |
| US6460836B1 | Press together air spring | Chemistry; Metallurgy | 11 | Expired |
| US6345813B1 | Air spring | Mechanical Engineering; Lighting; Heating | 10 | Expired |
| US6926264B1 | Air spring upper retainer | Performing Operations; Transporting | 7 | Expired |
| US8370187B2 | Internet package shipping systems and methods | Physics | 6 | Active |
| US9388876B2 | Composite bead plate and an air spring using the same | Mechanical Engineering; Lighting; Heating | 2 | Active |
| US8719182B2 | Internet package shipping systems and methods | Physics | 0 | Active |
| US10690208B2 | Composite bead plate and an air spring using the same | Mechanical Engineering; Lighting; Heating | 0 | Active |
| US12331805B2 | Air spring having composite parts | Mechanical Engineering; Lighting; Heating | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.