Inventor · disambiguated record
W. Sherwood Campbell
Also filed as: CAMPBELL W SHERWOOD
2 granted patents·133 citations·filing 1985–1985
68Inventor score
Technology areasH04N
Files withTOSHIBA KK2
Top patents by PatentIndex Score
2 records- 0190US4686564ACommunication data processing device of cable television systemTOSHIBA KK·Filed 1985·Granted Aug 11, 1987·102 cites·14 claims
- 0274US4724478ACable television communication system with passive sensor signal path and a subscriber power supply sourceTOSHIBA KK·Filed 1985·Granted Feb 2, 1988·31 cites·6 claims
Join the waitlist — get patent alerts
Get an alert when W. Sherwood Campbell 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 →