Pneumo Corporation
61Patents
0Active
61Granted
38Portfolio score
Filing activity: May 23, 1974 → Mar 28, 1986
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4308720A | Linear engine/hydraulic pump | Mechanical Engineering; Lighting; Heating | 46 | Expired |
| US4552324A | Landing gear mechanism for use on rough runways | Mechanical Engineering; Lighting; Heating | 35 | Expired |
| US4156536A | Hydropneumatic suspension system | Mechanical Engineering; Lighting; Heating | 34 | Expired |
| US4282485A | Linear variable phase transformer with constant magnitude output | Physics | 33 | Expired |
| US4498036A | Adaptive control system | Physics | 31 | Expired |
| US4134065A | Transducer for directly converting mechanical displacement to phase information | Physics | 27 | Expired |
| US4297698A | 360 Degree linear variable phase transformer | Physics | 26 | Expired |
| US4385197A | Multipoint thermocouple assembly | Physics | 26 | Expired |
| US4641812A | Direct drive valve and force motor assembly including interchangeable stator assembly and alignment system or method | Emerging Cross-Sectional Technologies | 25 | Expired |
| US4138632A | Pulse width modulator digital servo system | Emerging Cross-Sectional Technologies | 24 | Expired |
| US4646786A | Fluid control valves with angled metering ports | Emerging Cross-Sectional Technologies | 23 | Expired |
| US4510403A | Limited angle torque motor with magnetic centering and stops | Electricity | 23 | Expired |
| US4248486A | Spherical bearing assembly with stress relief | Mechanical Engineering; Lighting; Heating | 22 | Expired |
| US4533891A | Limited angle torque motor | Electricity | 20 | Expired |
| US4164433A | Tube skin thermocouples and method of making same | Physics | 20 | Expired |
| US3951361A | Articulated main landing gear | Performing Operations; Transporting | 19 | Expired |
| US4382748A | Opposed piston type free piston engine pump unit | Mechanical Engineering; Lighting; Heating | 19 | Expired |
| US4435133A | Free piston engine pump with energy rate smoothing | Mechanical Engineering; Lighting; Heating | 19 | Expired |
| US4672992A | Direct drive valve-ball drive mechanism | Emerging Cross-Sectional Technologies | 18 | Expired |
| US4507634A | Force motor with null centering and null position bias | Electricity | 18 | Expired |
| US4410756A | Flexible type multipoint thermocouple assembly | Physics | 18 | Expired |
| US4143583A | Redundant EHV fault detector | Mechanical Engineering; Lighting; Heating | 17 | Expired |
| US4463661A | Fluid actuator with remote lock release assembly | Mechanical Engineering; Lighting; Heating | 17 | Expired |
| US4685384A | Fluid actuator including composite cylinder assembly | Mechanical Engineering; Lighting; Heating | 16 | Expired |
| US4841844A | Fluid actuators with LVDT feedback mechanisms | Emerging Cross-Sectional Technologies | 14 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.