Inventor · disambiguated record
John E. Brain
Also filed as: BRAIN JOHN E · BRAIN JOHN ERRINGTON
3 granted patents·1 pending application·124 citations·filing 1988–2008
75Inventor score
Top patents by PatentIndex Score
4 records- 0188US5034847APortable light beaconBRAIN JOHN E·Filed 1988·Granted Jul 23, 1991·83 cites·32 claims
- 0265US5311100AWater-activated survival lamp unit and an improved water-responsive switch thereforERRINGTON JOHN ENTERPRISES LTD·Filed 1991·Granted May 10, 1994·29 cites·15 claims
- 0357USD377988SSafety lightNOVLAB INT ELECTRONICS COMPANY·Filed 1996·Granted Feb 11, 1997·12 cites·1 claims
- 0442US2008205049A1Water-actuated survival lamp unit with an LED light sourceRUTTER INC·Filed 2008·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →