Inventor · disambiguated record

John H. Parker

Also filed as: PARKER JOHN H · PARKER JOHN HENRY

2 granted patents·74 citations·filing 1974–1991

57Inventor score

Technology areasB61F B66B

Files withPARKER JOHN HENRY1 US ELEVATOR CORP1

Top patents by PatentIndex Score

2 records

0189US5135081AElevator position sensing system using coded vertical tapeUS ELEVATOR CORP·Filed 1991·Granted Aug 4, 1992·74 cites·14 claims
0212US4003317AResiliently centered railway truck suspensionPARKER JOHN HENRY·Filed 1974·Granted Jan 18, 1977·0 cites·1 claims

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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →