Inventor · disambiguated record
William J. Schaad
Also filed as: SCHAAD WILLIAM · SCHAAD WILLIAM J
7 granted patents·98 citations·filing 1974–2018
84Inventor score
Top patents by PatentIndex Score
7 records- 0187US3940585AHeavy duty push-button electrical switchINDAK MFG CORP·Filed 1974·Granted Feb 24, 1976·33 cites·16 claims
- 0286US4392029APush button switch having latching spring arm molded on plastic casingINDAK MFG CORP·Filed 1981·Granted Jul 5, 1983·32 cites·8 claims
- 0372US4053726APush-button electrical switchINDAK MFG CORP·Filed 1976·Granted Oct 11, 1977·16 cites·3 claims
- 0464US4168405AElectrical reversing switchINDAK MFG CORP·Filed 1978·Granted Sep 18, 1979·12 cites·20 claims
- 0542US10704238B2Perpetual flow faucet assemblySCHAAD WILLIAM·Filed 2018·Granted Jul 7, 2020·0 cites·5 claims
- 0636US4412109APush button switches having contact structures to avoid detent action and to enhance break-before-make actionINDAK MFG CORP·Filed 1982·Granted Oct 25, 1983·3 cites·4 claims
- 0732US4447688APush button switches having improved carriage, contactor and contact constructionsINDAK MFG CORP·Filed 1982·Granted May 8, 1984·2 cites·20 claims
Join the waitlist — get patent alerts
Get an alert when William J. Schaad 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 →