Inventor · disambiguated record
Karl C. Valster
Also filed as: VALSTER KARL C
7 granted patents·143 citations·filing 1989–1992
86Inventor score
Files withPRECISION PULLEY INC7
Top patents by PatentIndex Score
7 records- 0181US5186331AMethod and apparatus for separating bottle caps from plastic bottlesPRECISION PULLEY INC·Filed 1991·Granted Feb 16, 1993·51 cites·8 claims
- 0277US5022132AApparatus for rotatably mounting idlers and pulleys of various sizesPRECISION PULLEY INC·Filed 1989·Granted Jun 11, 1991·34 cites·8 claims
- 0358US4956914AMethod of making wing pulleysPRECISION PULLEY INC·Filed 1989·Granted Sep 18, 1990·16 cites·8 claims
- 0452US5190146AReplaceable pulley lagging devicePRECISION PULLEY INC·Filed 1991·Granted Mar 2, 1993·16 cites·8 claims
- 0544US5209704AMethod of construction for replaceable pulley lagging devicePRECISION PULLEY INC·Filed 1992·Granted May 11, 1993·11 cites·2 claims
- 0644US4984363AMethod of making wing pulleysPRECISION PULLEY INC·Filed 1990·Granted Jan 15, 1991·11 cites·3 claims
- 0732US5205796AApparatus for shaping a replaceable legging for wing pulleys prior to vulcanizationPRECISION PULLEY INC·Filed 1992·Granted Apr 27, 1993·4 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →