Inventor · disambiguated record
Carl Lindgren
Also filed as: LINDGREN CARL · LINDGREN CARL G
5 granted patents·162 citations·filing 1975–1983
82Inventor score
Files withKOPPERS CO INC5
Top patents by PatentIndex Score
5 records- 0192US4527488ACoke oven charging carKOPPERS CO INC·Filed 1983·Granted Jul 9, 1985·92 cites·6 claims
- 0286US3990948AApparatus for cleaning the bottom surface of a coke oven door plugKOPPERS CO INC·Filed 1975·Granted Nov 9, 1976·49 cites·9 claims
- 0353US4375389ACoke oven door cleanerKOPPERS CO INC·Filed 1981·Granted Mar 1, 1983·6 cites·17 claims
- 0451US4049501ADevice for spotting within tolerance apparatus associated with the coke oven chambers of a batteryKOPPERS CO INC·Filed 1975·Granted Sep 20, 1977·6 cites·4 claims
- 0544US4435250ADevice for adjusting the position of a track mounted carKOPPERS CO INC·Filed 1982·Granted Mar 6, 1984·9 cites·26 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →