Inventor · disambiguated record
Douglas J. James
Also filed as: JAMES DOUGLAS J
3 granted patents·208 citations·filing 1977–1993
77Inventor score
Top patents by PatentIndex Score
3 records- 0192US5463200AMarking of a workpiece by light energyLUMONICS INC·Filed 1993·Granted Oct 31, 1995·142 cites·16 claims
- 0287US4316157AGas recirculation system for carbon dioxide lasersCANADIAN PATENTS DEV·Filed 1979·Granted Feb 16, 1982·42 cites·11 claims
- 0371US4190811ALaser controlled optical switching in semiconductorsCANADIAN PATENTS DEV·Filed 1977·Granted Feb 26, 1980·24 cites·18 claims
Join the waitlist — get patent alerts
Get an alert when Douglas J. James 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 →