FK

Fred T. Klein

PP Phillips Petroleum: 3 patents #450 of 1,401Top 35%
Overall (All Time): #1,675,774 of 4,157,543Top 45%
3
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
4667143 Battery charger having temperature compensated charge rate Craig Cooper 1987-05-19
4366561 Method and apparatus for testing a plurality of geophones 1982-12-28
4348115 Chromatographic analyzer detector and method Starnes E. Walker 1982-09-07