Inventor
PIERCE JAMES G
US4 patents
⚠️ This page may combine multiple inventors who share the name “PIERCE JAMES G”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
PHPK TECHNOLOGIES INC
3 patentsUS5355679AOct 18, 1994
High reliability gas expansion engine
PHPK TECHNOLOGIES INC26 citations88
US5697220ADec 16, 1997
Refrigeration of superconducting magnet systems
PHPK TECHNOLOGIES INC11 citations71
USRE36332EOct 12, 1999
Refrigeration of superconducting magnet system
PHPK TECHNOLOGIES INC4 citations60