Inventor · disambiguated record
Frank A. Douglas
Also filed as: DOUGLAS FRANK · DOUGLAS FRANK A
3 granted patents·153 citations·filing 1990–1990
75Inventor score
Top patents by PatentIndex Score
3 records- 0190US5103977APortable container for elongated elementsDOUGLAS FRANK A·Filed 1990·Granted Apr 14, 1992·76 cites·2 claims
- 0284US4984685APortable container for elongated elementsDOUGLAS FRANK A·Filed 1990·Granted Jan 15, 1991·74 cites·17 claims
- 0329USD335113SSunshade for a windshieldDOUGLAS FRANK·Filed 1990·Granted Apr 27, 1993·3 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →