Inventor · disambiguated record
Hans E. Heyn
Also filed as: HEYN HANS E
4 granted patents·95 citations·filing 1981–2001
78Inventor score
Top patents by PatentIndex Score
4 records- 0170US6106956ABreathable extruded polymer filmsEXXON CHEMICAL PATENTS INC·Filed 1998·Granted Aug 22, 2000·42 cites·15 claims
- 0249US4376146AWeft insertion knitted secondary carpet backingEXXON RESEARCH ENGINEERING CO·Filed 1981·Granted Mar 8, 1983·6 cites·15 claims
- 0346US6517282B2Erosion control matsHEI LLC·Filed 2001·Granted Feb 11, 2003·6 cites·4 claims
- 0444US4978570AGarment with foam cushion elastic closureEXXON CHEMICAL PATENTS INC·Filed 1988·Granted Dec 18, 1990·41 cites·3 claims
Join the waitlist — get patent alerts
Get an alert when Hans E. Heyn 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 →