Inventor · disambiguated record
Douglas J. Greenwold
Also filed as: GREENWOLD DOUGLAS J
2 granted patents·82 citations·filing 1988–1988
66Inventor score
Files withSURVIVAL TECHNOLOGY2
Top patents by PatentIndex Score
2 records- 0157US4889134ADevice for measuring multiple channels of heartbeat activity and encoding into a form suitable for simultaneous transmission overSURVIVAL TECHNOLOGY·Filed 1988·Granted Dec 26, 1989·63 cites·29 claims
- 0255US4862896AMonitoring device with dual position electrodesSURVIVAL TECHNOLOGY·Filed 1988·Granted Sep 5, 1989·19 cites·9 claims
Join the waitlist — get patent alerts
Get an alert when Douglas J. Greenwold 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 →