Inventor · disambiguated record
Gerald E. Johnson
Also filed as: JOHNSON GERALD · JOHNSON GERALD E
34 granted patents·452 citations·filing 1983–1998
97Inventor score
Top patents by PatentIndex Score
34 records- 0180US5406125ASemiconductor device having a metalized via holeMARTIN MARIETTA CORP·Filed 1993·Granted Apr 11, 1995·71 cites·14 claims
- 0280US5295567ASystem for emergency stopping of escalator handrailOTIS ELEVATOR CO·Filed 1992·Granted Mar 22, 1994·32 cites·6 claims
- 0376US5316121AEscalator missing step detectionOTIS ELEVATOR CO·Filed 1992·Granted May 31, 1994·27 cites·8 claims
- 0473US4946020ALow friction escalator handrail guideOTIS ELEVATOR CO·Filed 1989·Granted Aug 7, 1990·23 cites·5 claims
- 0572US5215177AEscalator skirt and deck panel quick release fastener assemblyOTIS ELEVATOR CO·Filed 1992·Granted Jun 1, 1993·26 cites·3 claims
- 0666US5156251ABalustrade mounting assembly for escalator or moving walkwayOTIS ELEVATOR CO·Filed 1992·Granted Oct 20, 1992·22 cites·5 claims
- 0765US4982829AFlexible escalator handrailOTIS ELEVATOR CO·Filed 1990·Granted Jan 8, 1991·22 cites·4 claims
- 0860US5284237ASound insulation for escalator balustradeOTIS ELEVATOR CO·Filed 1992·Granted Feb 8, 1994·19 cites·7 claims
- 0957US5245315AFiber optic escalator handrail intrusion detector shieldOTIS ELEVATOR CO·Filed 1992·Granted Sep 14, 1993·16 cites·2 claims
- 1057US5188209AHandrail roller bow adjustmentOTIS ELEVATOR CO·Filed 1992·Granted Feb 23, 1993·17 cites·7 claims
- 1156US4953685AStep chain for curved escalatorOTIS ELEVATOR CO·Filed 1989·Granted Sep 4, 1990·15 cites·11 claims
- 1253US5186302AEscalator skirt and deck panel installationOTIS ELEVATOR CO·Filed 1992·Granted Feb 16, 1993·16 cites·5 claims
- 1351US5226522AMoving handrail guide mount with vibration isolationOTIS ELEVATOR CO·Filed 1992·Granted Jul 13, 1993·15 cites·3 claims
- 1451US4895239ACurved escalator with fixed center constant radius path of travelOTIS ELEVATOR CO·Filed 1989·Granted Jan 23, 1990·13 cites·5 claims
- 1550US5366060ABalustrade handrail entry housingJOHNSON GERALD E·Filed 1993·Granted Nov 22, 1994·16 cites·9 claims
- 1647US5156252AHandrail guard housing shieldOTIS ELEVATOR CO·Filed 1992·Granted Oct 20, 1992·13 cites·3 claims
- 1747US4901839ASelf adjustable escalator handrail driveOTIS ELEVATOR CO·Filed 1989·Granted Feb 20, 1990·10 cites·5 claims
- 1846US5332078ABalustrade handrail entry guardOTIS ELEVATOR CO·Filed 1993·Granted Jul 26, 1994·11 cites·8 claims
- 1943US5131521AMoving handrail driveOTIS ELEVATOR CO·Filed 1991·Granted Jul 21, 1992·10 cites·4 claims
- 2042US4998613ASelf adjustable escalator handrail driveOTIS ELEVATOR CO·Filed 1989·Granted Mar 12, 1991·8 cites·4 claims
- 2140US5018616ABalanced self adjustable escalator handrail driveOTIS ELEVATOR CO·Filed 1990·Granted May 28, 1991·8 cites·4 claims
- 2239USD338309SBarrier panel for escalatorsOTIS ELEVATOR CO·Filed 1991·Granted Aug 10, 1993·3 cites·1 claims
- 2338USD348757SEscalator handrail entry housingOTIS ELEVATOR CO·Filed 1993·Granted Jul 12, 1994·3 cites·1 claims
- 2437US5133443ASelf adjustable escalator handrail drive with balanced drive chain tensionOTIS ELEVATOR CO·Filed 1991·Granted Jul 28, 1992·7 cites·2 claims
- 2537US4534460AChain-driven pocket elevatorLAMB TECHNICON CORP·Filed 1983·Granted Aug 13, 1985·5 cites·5 claims
- 2634USD348756SEscalator handrail entry housingOTIS ELEVATOR CO·Filed 1993·Granted Jul 12, 1994·2 cites·1 claims
- 2734US5259493ARoller handrail entry guard assemblyOTIS ELEVATOR CO·Filed 1992·Granted Nov 9, 1993·5 cites·4 claims
- 2833US5131520AEscalator handrail guideOTIS ELEVATOR CO·Filed 1991·Granted Jul 21, 1992·5 cites·6 claims
- 2932US5351800AEscalator step axle attachment assemblyOTIS ELEVATOR CO·Filed 1993·Granted Oct 4, 1994·4 cites·7 claims
- 3031US5355990ABalustrade handrail entry safety deviceOTIS ELEVATOR CO·Filed 1993·Granted Oct 18, 1994·3 cites·12 claims
- 3130US5062520ASelf adjustable handrail drive with separate drive chainsOTIS ELEVATOR CO·Filed 1990·Granted Nov 5, 1991·2 cites·7 claims
- 3230US4551880AVertical workpiece cleanser and dryerLAMB TECHNICON CORP·Filed 1983·Granted Nov 12, 1985·0 cites·12 claims
- 3327US5893269ACrystal freezing apparatusUNIV YALE·Filed 1998·Granted Apr 13, 1999·0 cites·9 claims
- 3425US5219060AStep axle for escalatorOTIS ELEVATOR CO·Filed 1991·Granted Jun 15, 1993·3 cites·4 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →