Leopold KOSTAL GmbH & Co. KG
🏢 View company profile →197Patents
63Active
197Granted
48Portfolio score
Filing activity: Sep 10, 1981 → May 20, 2021 · 29 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5276389A | Method of controlling a windshield wiper system | Emerging Cross-Sectional Technologies | 421 | Expired |
| US5498866A | Optoelectronic sensor for detecting moisture on a windshield with means to compensate for a metallic layer in the windshield | Emerging Cross-Sectional Technologies | 419 | Expired |
| US5336980A | Apparatus and method for controlling a windshield wiping system | Performing Operations; Transporting | 385 | Expired |
| US6452148B1 | Optoelectronic monitoring device for a motor vehicle | Physics | 83 | Expired |
| US8192095B2 | Sensor assembly for a vehicle windshield | Emerging Cross-Sectional Technologies | 72 | Active |
| US6555804B1 | Method and device for detecting objects on a windshield | Physics | 71 | Expired |
| US6323477A | Method for detecting objects located on a transparent panel, and corresponding device | Physics | 61 | Expired |
| US7322755B2 | Camera arrangement for a motor vehicle | Performing Operations; Transporting | 57 | Active |
| US6841767B2 | Device for detecting objects on a windscreen of a motor vehicle | Performing Operations; Transporting | 54 | Expired |
| US6803851B1 | Method for carrying out a keyless access authorization check and keyless access authorization check device | Physics | 53 | Expired |
| US7855353B2 | Vehicle window camera arrangement having camera with camera portions handling separate image and intensity acquisition functions using same light-guiding element portion | Performing Operations; Transporting | 53 | Active |
| US4468596A | Method and apparatus for the electronic operation and monitoring of the opening cycle or closing cycle of electrically operable units | Electricity | 50 | Expired |
| US6975390B2 | Optoelectronic monitoring device for a motor vehicle | Performing Operations; Transporting | 47 | Expired |
| US7811011B2 | Camera arrangement behind an inclined pane | Performing Operations; Transporting | 45 | Active |
| US6995354B2 | Optoelectronic sensor device | Performing Operations; Transporting | 42 | Expired |
| US8051707B2 | Sensor arrangement | Electricity | 38 | Active |
| US6538560B1 | Keyless device for controlling access to automobiles and keyless method for checking access authorization | Physics | 38 | Expired |
| US6613997B2 | Control device for a joystick | Electricity | 38 | Expired |
| US7297932B2 | Vehicle optoelectronic precipitation sensor with adjustable lens holder | Performing Operations; Transporting | 38 | Expired |
| US5128500A | Switch assembly | Electricity | 30 | Expired |
| US5237249A | Apparatus for controlling a windscreen wiping system | Emerging Cross-Sectional Technologies | 30 | Expired |
| US6107713A | Drive assembly | Electricity | 27 | Expired |
| US5611372A | Arrangement of solenoid valves, a central plug and a printed circuit board on a control housing of an automatic shift device of a toothed-wheel variable-speed gearbox | Emerging Cross-Sectional Technologies | 26 | Expired |
| US5391891A | Moisture sensing device | Performing Operations; Transporting | 25 | Expired |
| US6527583B2 | Electrical plug-and-socket connector having connectable socket housings | Electricity | 25 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.