Patent assignee · US · COMPANY

Seiscor Technologies, Inc.

10Patents
0Active
10Granted
33Portfolio score

Filing activity: Mar 22, 1985 → Jul 29, 1992

Most-cited patents

PatentTitleAreaCited byStatus
US4663580A Sealed lead-acid battery float charger and power supply Emerging Cross-Sectional Technologies 162 Expired
US4980887A Digital communication apparatus and method Electricity 36 Expired
US4698840A Coin operated telephone Electricity 33 Expired
US5133006A Combination interface circuit for coupling a digital loop carrier telephone system Electricity 25 Expired
US4768227A Coil operated telephone Electricity 23 Expired
US5138658A Subscriber line interface circuit providing regulated current Emerging Cross-Sectional Technologies 20 Expired
US5237480A Apparatus for fault detection and isolation Electricity 19 Expired
US4908819A Integrated data voice multiplexer supporting handshake and loop-back protocols Electricity 19 Expired
US4759009A Remote digital carrier alarm and terminal by-pass system Electricity 13 Expired
US5119379A Method and apparatus for fault reporting Physics 4 Expired

Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.