Hans Kolbe & Co.
7Patents
0Active
7Granted
27Portfolio score
Filing activity: Feb 27, 1974 → Jan 28, 1987
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4791426A | Active antenna in the rear window of a motor vehicle | Electricity | 41 | Expired |
| US4602260A | Windshield antenna | Electricity | 28 | Expired |
| US4095228A | Windshield antenna defroster combination with radio interference reduction | Electricity | 21 | Expired |
| US4070677A | Window antenna and defroster with means for reducing radio interference | Electricity | 14 | Expired |
| US3942119A | Multiple-transmission-channel active antenna arrangement | Electricity | 9 | Expired |
| US4653116A | Detector for indicating frequency deviation peaks | Electricity | 6 | Expired |
| US4777659A | Detector for indicating reception disturbances during ultrashort wave broadcast reception | Electricity | 5 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.