Inventor · disambiguated record
Heinz Witschi
Also filed as: WITSCHI HEINZ
8 granted patents·308 citations·filing 1980–1990
90Inventor score
Top patents by PatentIndex Score
8 records- 0188US4959940ACantilever plate connecting assemblyBAU BOX EWIAG·Filed 1989·Granted Oct 2, 1990·87 cites·5 claims
- 0288US4621939ADrainage channelPOLYDRAIN INC·Filed 1983·Granted Nov 11, 1986·69 cites·2 claims
- 0387US4578916AConnecting and pressure-distributing element for concrete structural membersFANKHAUSER PETER·Filed 1984·Granted Apr 1, 1986·49 cites·11 claims
- 0479US4630962ADrainage channel with locking grateTHOMANN ROLAND·Filed 1985·Granted Dec 23, 1986·42 cites·9 claims
- 0559US5110235ALocking component for securing a cover on a frameABT INC·Filed 1990·Granted May 5, 1992·27 cites·10 claims
- 0657USD316872SRing binderInnotech AG·Filed 1989·Granted May 14, 1991·9 cites·1 claims
- 0751US4338757ADevice for connecting a structure with a wall to be poured with concreteWITSCHI H·Filed 1980·Granted Jul 13, 1982·13 cites·15 claims
- 0844US4506481AElement moulding of metal meshWITSCHI H·Filed 1983·Granted Mar 26, 1985·12 cites·15 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →