Inventor
GROVES DAVID H
US6 patents
⚠️ This page may combine multiple inventors who share the name “GROVES DAVID H”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
INT VERIFACT INC
3 patentsUS5613680AMar 25, 1997
Game card and system of authorizing game card
INT VERIFACT INC230 citations95
US5321243AJun 14, 1994
Card reader apparatus with read head mounting structure and card guide
INT VERIFACT INC70 citations94
US5559317ASep 24, 1996
Card reader with carriage powered by movement of inserted card
INT VERIFACT INC30 citations86
EATON CORP
3 patentsUS6061217AMay 9, 2000
Electrical switching apparatus employing twice-energized trip actuator
EATON CORP28 citations91
US5821487AOct 13, 1998
Lock out mechanism for circuit breaker handle operator
EATON CORP29 citations89
US7218192B2May 15, 2007
Lockable fastener and circuit breaker employing the same
EATON CORP6 citations61