Transdyne, Inc.
10Patents
0Active
10Granted
31Portfolio score
Filing activity: Jul 7, 1978 → Jul 21, 1998
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4333403A | Retainer railway car truck bolster spring | Mechanical Engineering; Lighting; Heating | 47 | Expired |
| US4203371A | Resilient pedestal wear plate | Performing Operations; Transporting | 39 | Expired |
| US4428303A | Pedestal wear plate | Performing Operations; Transporting | 37 | Expired |
| US6234083A | Resilient clip-on wear plate | Performing Operations; Transporting | 31 | Expired |
| US5425312A | Stabilized pedestal wear plate | Performing Operations; Transporting | 26 | Expired |
| US5222442A | Torsion bar railway truck | Performing Operations; Transporting | 6 | Expired |
| US5839549A | Brake shoe assembly and key for railway vehicles | Mechanical Engineering; Lighting; Heating | 5 | Expired |
| US4405081A | Rail fastener with gauge adjustment | Fixed Constructions | 3 | Expired |
| US4630715A | Bottom rod safety guard for railway brake rigging | Performing Operations; Transporting | 1 | Expired |
| US4942946A | Bottom rod safety guard for railway brake rigging | Performing Operations; Transporting | 0 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.