Individual holder
MATTHEWS JACK W
3 granted patents·10 citations·filing 1994–2006
Individually held — no corporate assignee on record.
Top patents by PatentIndex Score
3 records- 0178US7402132B2Treating hazardous materialsMATTHEWS JACK W·Filed 2006·Granted Jul 22, 2008·5 cites·30 claims
- 0230US5557198AOnboard digital locomotive multimeterMATTHEWS JACK W·Filed 1994·Granted Sep 17, 1996·5 cites·17 claims
- 0325US5789914AOnboard digital locomotive horsepower multimeterMATTHEWS JACK W·Filed 1996·Granted Aug 4, 1998·0 cites·18 claims
Join the waitlist — get patent alerts
Get an alert when MATTHEWS JACK W files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →