Patent assignee · GB · COMPANY

Perpetuum Ltd

21Patents
21Active
21Granted
52Portfolio score

Filing activity: Feb 22, 2006 → Mar 22, 2019 · 11 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US7345372B2 Electromechanical generator for, and method of, converting mechanical vibrational energy into electrical energy Electricity 74 Active
US7586220B2 Electromechanical generator for converting mechanical vibrational energy into electrical energy Electricity 69 Active
US8680694B2 Vibration energy harvester for converting mechanical vibrational energy into electrical energy Electricity 22 Active
US9461530B2 Electromechanical generator for converting mechanical vibrational energy into electrical energy Performing Operations; Transporting 19 Active
US8629569B2 Electromechanical generator for, and method of, converting mechanical vibrational energy into electrical energy Electricity 17 Active
US7453163B2 Electromechanical generator for, and method of, converting mechanical vibrational energy into electrical energy Electricity 16 Active
US8492937B2 Electromechanical generator for converting mechanical vibrational energy into electrical energy Electricity 14 Active
US11031857B2 Electromechanical generator for converting mechanical vibrational energy into electrical energy Electricity 12 Active
US11152843B2 Electromechanical generator for converting mechanical vibrational energy into electrical energy Electricity 12 Active
US7999402B2 Electromechanical generator for converting mechanical vibrational energy into electrical energy Electricity 12 Active
US8080906B2 Generator for converting mechanical vibrational energy into electrical energy Electricity 8 Active
US7554224B2 Electromechanical generator for converting mechanical vibrational energy into electrical energy Electricity 5 Active
US7843090B2 Electromechanical generator for converting mechanical vibrational energy into electrical energy Electricity 4 Active
US8135469B2 Energy harvester for an implant device Human Necessities 4 Active
US8432084B2 Converting mechanical vibrational energy into electrical energy Emerging Cross-Sectional Technologies 3 Active
US9941822B2 Generator and method for converting vibrational energy into electrical energy Electricity 2 Active
US9088200B2 Electromechanical generator for converting mechanical vibrational energy into electrical energy Electricity 0 Active
US10461670B2 Generator and method for converting vibrational energy into electrical energy Electricity 0 Active
US10425021B2 Generator and method for converting vibrational energy into electrical energy Electricity 0 Active
US10356691B2 Radio relay Emerging Cross-Sectional Technologies 0 Active
US10336348B2 Bracket Mechanical Engineering; Lighting; Heating 0 Active

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