Inventor · disambiguated record
Heinz Echterhoff
Also filed as: ECHTERHOFF HEINZ
3 granted patents·6 citations·filing 1976–1978
59Inventor score
Files withVFT VERKAUFSGES TEER3
Top patents by PatentIndex Score
3 records- 0132US4031189AProcess for preparing composition containing carbon and low sulfur, nitrogen and ash contentVFT VERKAUFSGES TEER·Filed 1976·Granted Jun 21, 1977·3 cites·28 claims
- 0223US4209323AProcess for the production of a product with high carbon content from waste sootVFT VERKAUFSGES TEER·Filed 1978·Granted Jun 24, 1980·2 cites·13 claims
- 0323US4065296AProcess for preparing composition containing carbon and low sulfur, nitrogen and ash contentVFT VERKAUFSGES TEER·Filed 1976·Granted Dec 27, 1977·1 cites·9 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →