Inventor · disambiguated record
Hans Zingl
Also filed as: ZINGL HANS
3 granted patents·123 citations·filing 1977–1984
74Inventor score
Top patents by PatentIndex Score
3 records- 0181US4128135ADrill pipe handling mechanismGARDNER DENVER CO·Filed 1977·Granted Dec 5, 1978·64 cites·8 claims
- 0279US4194419ADrill pipe handling mechanismCOOPER IND INC·Filed 1978·Granted Mar 25, 1980·55 cites·5 claims
- 0330US4539893APower feed system for a rotary drillINGERSOLL RAND CO·Filed 1984·Granted Sep 10, 1985·4 cites·4 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →