Inventor · disambiguated record
Donald W. Collier
Also filed as: COLLIER DONALD W · COLLIER DONALD WAYNE
5 granted patents·1 pending application·782 citations·filing 1971–2012
87Inventor score
Top patents by PatentIndex Score
6 records- 0191US4843377ARemote confinement systemGUARDIAN TECH INC·Filed 1987·Granted Jun 27, 1989·271 cites·216 claims
- 0285US4999613ARemote confinement systemGUARDIAN TECH INC·Filed 1989·Granted Mar 12, 1991·215 cites·43 claims
- 0377US4093945ABreath testing systemCOLLIER DONALD W·Filed 1971·Granted Jun 6, 1978·104 cites·21 claims
- 0475US4738333ASobriety interlock with unsupervised confirmation of operator identityGUARDIAN TECH INC·Filed 1986·Granted Apr 19, 1988·135 cites·64 claims
- 0555US4697666ASobriety interlock with time-locked interlock modeGUARDIAN INTERLOCK SYSTEMS INC·Filed 1986·Granted Oct 6, 1987·57 cites·9 claims
- 0635US2014017928A1Lockable mating connectorSHAH SYED SARWAR·Filed 2012·Application pending·0 cites
Join the waitlist — get patent alerts
Get an alert when Donald W. Collier 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 →