Inventor · disambiguated record
Karl Stein
Also filed as: STEIN KARL · STEIN KARL A
4 granted patents·36 citations·filing 1997–1999
68Inventor score
Top patents by PatentIndex Score
4 records- 0179USD409336SBody brushSTEIN KARL A·Filed 1998·Granted May 4, 1999·34 cites·1 claims
- 0219US6424672B1Device for producing slag in an electric arc furnaceFiled 1999·Granted Jul 23, 2002·1 cites·11 claims
- 0319US6400748B1Method for operating an electric arc furnace to build up and maintain foamed slagFiled 1998·Granted Jun 4, 2002·0 cites·15 claims
- 0419US6379415B1Method for feeding granular solids into metal meltsSTEIN IND ANLAGEN INH CHRISTEL·Filed 1997·Granted Apr 30, 2002·1 cites·33 claims
Join the waitlist — get patent alerts
Get an alert when Karl Stein files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →