Inventor · disambiguated record
Marshall I. Gurian
Also filed as: GURIAN MARSHALL I
5 granted patents·74 citations·filing 1980–1997
81Inventor score
Top patents by PatentIndex Score
5 records- 0170US4620894AApparatus for processing circuit board substrateADVANCED SYSTEMS INC·Filed 1985·Granted Nov 4, 1986·20 cites·4 claims
- 0267US4269716AIon exchange separation methodADVANCED SYSTEMS INC·Filed 1980·Granted May 26, 1981·23 cites·1 claims
- 0341US5232501AApparatus for processing printed circuit board substratesADVANCED SYSTEMS INC·Filed 1992·Granted Aug 3, 1993·15 cites·5 claims
- 0437US5904863AProcess for etching trace side wallsCOATES ASI INC·Filed 1997·Granted May 18, 1999·12 cites·2 claims
- 0525US5178759AFiltration system to remove photoresist film particlesGURIAN MARSHALL I·Filed 1990·Granted Jan 12, 1993·4 cites·2 claims
Join the waitlist — get patent alerts
Get an alert when Marshall I. Gurian 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 →