Inventor · disambiguated record
Frank A. Hultgren
Also filed as: HULTGREN FRANK A
2 granted patents·19 citations·filing 1988–1999
59Inventor score
Top patents by PatentIndex Score
2 records- 0155US4911226AMethod and apparatus for continuously casting strip steelSTANDARD OIL CO OHIO·Filed 1988·Granted Mar 27, 1990·10 cites·28 claims
- 0244US6372009B1Method for reducing CO and VOC's in steelmaking furnace off-gas stream without forming or exhausting undesirable productsKVAERNER METALS·Filed 1999·Granted Apr 16, 2002·9 cites·14 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →