Inventor · disambiguated record
John E. Fitzgerald
Also filed as: FITZGERALD JOHN · FITZGERALD JOHN E
5 granted patents·126 citations·filing 1979–2020
82Inventor score
Files withFITZGERALD JOHN E1IMPACT9 ENERGY AND MARINE LTD1INCOSYM INC1LITTON SYSTEMS INC1ZETO IND INC1
Top patents by PatentIndex Score
5 records- 0181US12041914B2Submersible pen systemIMPACT9 ENERGY AND MARINE LTD·Filed 2020·Granted Jul 23, 2024·2 cites·23 claims
- 0274US5351422AReplacement cleat method and apparatus for conventional golf shoe cleatsFITZGERALD JOHN E·Filed 1992·Granted Oct 4, 1994·72 cites·4 claims
- 0368US4397185AInertial instrument with cup-shaped inertial massINCOSYM INC·Filed 1981·Granted Aug 9, 1983·23 cites·44 claims
- 0467US4301731AAir shooting system for the mining of coal or the likeZETO IND INC·Filed 1979·Granted Nov 24, 1981·16 cites·4 claims
- 0557US6131845AFiber guideLITTON SYSTEMS INC·Filed 1998·Granted Oct 17, 2000·13 cites·21 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →