Inventor · disambiguated record
Marion D. Clark
Also filed as: CLARK MARION D
5 granted patents·57 citations·filing 1976–1991
80Inventor score
Top patents by PatentIndex Score
5 records- 0154US5098853ASelf-aligned, planar heterojunction bipolar transistor and method of forming the sameHUGHES AIRCRAFT CO·Filed 1988·Granted Mar 24, 1992·15 cites·7 claims
- 0250US4733927AStress waveguides in bulk crystalline materialsHUGHES AIRCRAFT CO·Filed 1984·Granted Mar 29, 1988·12 cites·37 claims
- 0342US4692993ASchottky barrier charge coupled device (CCD) manufactureCLARK MARION D·Filed 1985·Granted Sep 15, 1987·19 cites·4 claims
- 0439US5159423ASelf-aligned, planar heterojunction bipolar transistorHUGHES AIRCRAFT CO·Filed 1991·Granted Oct 27, 1992·8 cites·6 claims
- 0535US4036720AHydrogen isotope separationUS NAVY·Filed 1976·Granted Jul 19, 1977·3 cites·7 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →