Inventor · disambiguated record
David C. Grana
Also filed as: GRANA DAVID C
4 granted patents·128 citations·filing 1977–1982
80Inventor score
Files withNASA4
Top patents by PatentIndex Score
4 records- 0187US4089209ARemote water monitoring systemNASA·Filed 1977·Granted May 16, 1978·60 cites·7 claims
- 0278US4335206AApparatus and process for microbial detection and enumerationNASA·Filed 1981·Granted Jun 15, 1982·24 cites·9 claims
- 0376US4191893ANatural turbulence electrical power generatorNASA·Filed 1978·Granted Mar 4, 1980·34 cites·6 claims
- 0439US4415311AVertical shaft windmillNASA·Filed 1982·Granted Nov 15, 1983·10 cites·3 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →