Jaeger
🏢 View company profile →41Patents
0Active
41Granted
37Portfolio score
Filing activity: Oct 30, 1974 → Mar 18, 1992
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5196728A | Method of controlling a network of electronic stations including a sleep mode when no active function is activated | Emerging Cross-Sectional Technologies | 54 | Expired |
| US5052223A | Apparatus including a capacitive probe for measuring the level and/or the volume of a liquid | Physics | 47 | Expired |
| US4924166A | Circuit for shaping and making use of armature current ripple as generated by a D.C. motor, in particular for position control | Electricity | 41 | Expired |
| US4513616A | Apparatus for monitoring the level of liquid by resistive wire | Physics | 39 | Expired |
| US4163391A | Device for checking the level of a liquid in a tank | Physics | 37 | Expired |
| US4283715A | Control of display devices with electromagnetic drums | Physics | 37 | Expired |
| US5003132A | Control lever for a motor vehicle | Physics | 30 | Expired |
| US5291338A | Head-down type optical device for delivering information to the driver of a motor vehicle | Physics | 22 | Expired |
| US4057783A | Device for transmitting the condition of a switch between two parts in relative rotary movement | Performing Operations; Transporting | 21 | Expired |
| US5192837A | Obstacle detector system including an improved connection assembly | Fixed Constructions | 20 | Expired |
| US4641122A | Device for measuring the level or volume of liquid in a tank | Physics | 18 | Expired |
| US4810839A | Multifunctional electric switch and control lever | Performing Operations; Transporting | 18 | Expired |
| US5085078A | Device for measuring fuel level in a motor vehicle tank | Physics | 16 | Expired |
| US4850881A | Electrical transmission ring assembly disposed between the steering column and the steering wheel of an automobile vehicle | Electricity | 15 | Expired |
| US5043710A | Key making use of the properties of a liquid crystal | Electricity | 14 | Expired |
| US5048974A | Temperature measuring device including an alarm contact | Physics | 11 | Expired |
| US4874242A | Device for detection of extraneous substances through a wall and a system for aiding the driving of automobiles or airplanes | Physics | 11 | Expired |
| US4584554A | Engine oil level detecting device | Physics | 8 | Expired |
| US5284055A | Device for measuring the fuel level in a motor vehicle tank | Physics | 8 | Expired |
| US5142412A | Circuit for controlling a ration meter | Physics | 7 | Expired |
| US4376266A | Device for the monitoring of peak values of a nonperiodic phenomenon with a low recurrence rate | Physics | 6 | Expired |
| US5087056A | Static sealing system between two flat-faced casings | Mechanical Engineering; Lighting; Heating | 6 | Expired |
| US4558456A | Apparatus for monitoring the level of liquid in a tank or reservoir | Physics | 6 | Expired |
| US4925310A | Method and device to measure the optical transmission factor of a tinted glass panel by reflection | Physics | 5 | Expired |
| US4748298A | Bistable switch, in particular for use as a headlamp dipswitch on a motor vehicle | Electricity | 5 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.