Inventor · disambiguated record
Duane L. Sterwald
Also filed as: STERWALD DUANE L
2 granted patents·7 citations·filing 1986–1987
52Inventor score
Technology areasH05B
Files withGEN SIGNAL CORP2
Top patents by PatentIndex Score
2 records- 0126US4719336AMethod of making thermal insulating blocks and electrical heating units and the products thereofGEN SIGNAL CORP·Filed 1986·Granted Jan 12, 1988·4 cites·10 claims
- 0224US4855576AThermal insulating blocks and utilizing single blocks for electrical heating unitsGEN SIGNAL CORP·Filed 1987·Granted Aug 8, 1989·3 cites·6 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →