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Inventor

SIFFERMAN THOMAS R

US14 patents
⚠️ This page may combine multiple inventors who share the name “SIFFERMAN THOMAS R”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

CONTINENTAL OIL CO

4 patents

CONOCO INC

4 patents

MONSANTO CO

2 patents

MOBIL OIL CORP

2 patents

CP KELCO US INC

1 patent

FLOTEK CHEMISTRY LLC

1 patent