Inventor · disambiguated record
Robert Hack
Also filed as: HACK ROBERT · HACK ROBERT K
5 granted patents·86 citations·filing 1986–1994
81Inventor score
Files withPFEIFFER VAKUUMTECHNIK4
Top patents by PatentIndex Score
5 records- 0178US5193998ASealing arrangement for heat treatment apparatusPFEIFFER VAKUUMTECHNIK·Filed 1991·Granted Mar 16, 1993·30 cites·7 claims
- 0269US5478612ADecorative golf ball with magnet insertFiled 1994·Granted Dec 26, 1995·34 cites·7 claims
- 0350US4850576AHeat treatment of materialsPFEIFFER VAKUUMTECHNIK·Filed 1987·Granted Jul 25, 1989·10 cites·2 claims
- 0446US5193100AApparatus for detecting gaseous discharge in vacuum furnacesPFEIFFER VAKUUMTECHNIK·Filed 1991·Granted Mar 9, 1993·7 cites·9 claims
- 0542US4708190ATreating metals and/or metallic compoundsPFEIFFER VAKUUMTECHNIK·Filed 1986·Granted Nov 24, 1987·5 cites·8 claims
Join the waitlist — get patent alerts
Get an alert when Robert Hack 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 →