Inventor
SPERL GEORGE T
US8 patents
⚠️ This page may combine multiple inventors who share the name “SPERL GEORGE T”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
PHILLIPS PETROLEUM CO
4 patentsUS4818700AApr 4, 1989
Pichia pastoris argininosuccinate lyase gene and uses thereof
PHILLIPS PETROLEUM CO151 citations98
US4879231ANov 7, 1989
Transformation of yeasts of the genus pichia
PHILLIPS PETROLEUM CO141 citations97
US5204261AApr 20, 1993
Catalase-negative pichia pastoris
PHILLIPS PETROLEUM CO16 citations71
US4795708AJan 3, 1989
Novel backteria and single cell protein production therewith
PHILLIPS PETROLEUM CO1 citations48
GEO MICROBIAL TECH INC
3 patentsUS5405531AApr 11, 1995
Method for reducing the amount of and preventing the formation of hydrogen sulfide in an aqueous system
GEO MICROBIAL TECH INC62 citations93
US5750392AMay 12, 1998
Composition for reducing the amount of and preventing the formation of hydrogen sulfide in an aqueous system, particularly in an aqueous system used in oil field applications
GEO MICROBIAL TECH INC32 citations89
US5250483AOct 5, 1993
Method for treatment of catalysts using denitrifying bacteria
GEO MICROBIAL TECH INC10 citations72