Inventor · disambiguated record
Richard J. Hartzheim
Also filed as: HARTZHEIM RICHARD J · HARTZHEIM RICHARD JOHN
3 granted patents·1 pending application·188 citations·filing 1998–2009
78Inventor score
Top patents by PatentIndex Score
4 records- 0193US7878447B2Unwind and feed system for elastomeric threadOVEREND TECHNOLOGIES LLC·Filed 2009·Granted Feb 1, 2011·68 cites·66 claims
- 0292US7905446B2Unwind and feed system for elastomeric threadOVEREND TECHNOLOGIES LLC·Filed 2006·Granted Mar 15, 2011·63 cites·57 claims
- 0388US5887322AApparatus for splicing threadlinesDU PONT·Filed 1998·Granted Mar 30, 1999·57 cites·6 claims
- 0436US2005133653A1Tension controlled thread feeding systemINVISTA NORTH AMERICA SARL·Filed 2004·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →