Inventor · disambiguated record
William Christopher Carmichael
Also filed as: CARMICHAEL WILLIAM C · CARMICHAEL WILLIAM CHRISTOPHER
5 granted patents·36 citations·filing 1980–2019
74Inventor score
Top patents by PatentIndex Score
5 records- 0179US9942646B2Robust audio device designLOGITECH EUROPE SA·Filed 2016·Granted Apr 10, 2018·4 cites·24 claims
- 0264US9984802B2Electronic device having a magnetic on-off switchLOGITECH EUROPE SA·Filed 2016·Granted May 29, 2018·2 cites·19 claims
- 0356US4345647AApparatus to increase oil well flowCARMICHAEL WILLIAM C·Filed 1980·Granted Aug 24, 1982·30 cites·1 claims
- 0451US10608452B2Device charging systemLOGITECH EUROPE SA·Filed 2019·Granted Mar 31, 2020·0 cites·20 claims
- 0546US10236699B2Device charging systemLOGITECH EUROPE SA·Filed 2016·Granted Mar 19, 2019·0 cites·12 claims
Join the waitlist — get patent alerts
Get an alert when William Christopher Carmichael 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 →