Inventor · disambiguated record
P. F. M. De Groot
Also filed as: DE GROOT P · DE GROOT P F M
2 granted patents·157 citations·filing 1996–1999
70Inventor score
Top patents by PatentIndex Score
2 records- 0184US5764362ASuperheterodyne method and apparatus for measuring the refractive index of air using multiple-pass interferometryZYGO CORP·Filed 1996·Granted Jun 9, 1998·73 cites·27 claims
- 0281US6735526B1Method of combining directional seismic attributes using a supervised learning approachNORSKE STATS OLJESELSKAP·Filed 1999·Granted May 11, 2004·84 cites·4 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →