Inventor · disambiguated record
Donald E. Lagrange
Also filed as: LAGRANGE DONALD · LAGRANGE DONALD E
8 granted patents·82 citations·filing 1975–2003
86Inventor score
Top patents by PatentIndex Score
8 records- 0155USH1603HFlare with safe-and-arm ignition systemUS ARMY·Filed 1995·Granted Nov 5, 1996·21 cites·6 claims
- 0255US4155306AOut-of-line igniterUS NAVY·Filed 1977·Granted May 22, 1979·15 cites·5 claims
- 0346US6857371B1Two-payload decoy deviceUS NAVY·Filed 2003·Granted Feb 22, 2005·6 cites·14 claims
- 0445US5801321ALow cost environmentally friendly flareUS ARMY·Filed 1997·Granted Sep 1, 1998·16 cites·19 claims
- 0540US5003881AAerial flare and igniterUS NAVY·Filed 1990·Granted Apr 2, 1991·11 cites·8 claims
- 0636US4805533ASwimmer pyrotechnic signal deviceUS NAVY·Filed 1987·Granted Feb 21, 1989·7 cites·1 claims
- 0726US3964396ASpin actuated release mechanismUS NAVY·Filed 1975·Granted Jun 22, 1976·2 cites·4 claims
- 0821US5393016AEnergy absorption device for shock loadingUS ARMY·Filed 1993·Granted Feb 28, 1995·4 cites·1 claims
Join the waitlist — get patent alerts
Get an alert when Donald E. Lagrange 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 →