P

Assignee

DYNAMETRIC INC

US7 patents

Top patents by PatentIndex Score

US4487439ADec 11, 1984

Magnetic shear locking methods and apparatus

DYNAMETRIC INC43 citations90
US5556295ASep 17, 1996

Modular plug locking system

DYNAMETRIC INC60 citations89
US4446335AMay 1, 1984

Telephone signal recording methods and apparatus

DYNAMETRIC INC28 citations88
US4287512ASep 1, 1981

Magnetic locking methods and apparatus

DYNAMETRIC INC34 citations86
US5835585ANov 10, 1998

Telephone on-hook and off-hook sensing systems

DYNAMETRIC INC26 citations85
USD480050SSep 30, 2003

Adapter for cellular phone recorder

DYNAMETRIC INC22 citations81
US4565030AJan 21, 1986

Emergency exit systems for revolving doors

DYNAMETRIC INC20 citations69