Inventor · disambiguated record
William M. Johnson
Also filed as: JOHNSON WILLIAM · JOHNSON WILLIAM M · JOHNSON WILLIAM MARSHALL
30 granted patents·674 citations·filing 1974–2021
97Inventor score
Files withMCKAY RALPH LTD16JOHNSON WILLIAM M7JOHNSON WILLIAM MARSHALL2CELOTEX CORP1DRAPER LAB CHARLES S1
Top patents by PatentIndex Score
30 records- 0193US11173338B1Systems and devices for rehabilitating shoulder injuriesJOHNSON WILLIAM MARSHALL·Filed 2021·Granted Nov 16, 2021·7 cites·11 claims
- 0292USD285205SAgricultural implementMCKAY RALPH LTD·Filed 1984·Granted Aug 19, 1986·30 cites·1 claims
- 0392US4305272AAgricultural discsMCKAY RALPH LTD·Filed 1979·Granted Dec 15, 1981·31 cites·1 claims
- 0487US4575874APad for a shoulder strapJOHNSON WILLIAM M·Filed 1985·Granted Mar 18, 1986·90 cites·9 claims
- 0584US4364199ARemovable-tilt-out window constructionCELOTEX CORP·Filed 1980·Granted Dec 21, 1982·60 cites·12 claims
- 0683USD277862SAgricultural sweepMCKAY RALPH LTD·Filed 1981·Granted Mar 5, 1985·19 cites·1 claims
- 0781US4580639AAgricultural sweep with planar intermediate sectionMCKAY RALPH LTD·Filed 1984·Granted Apr 8, 1986·26 cites·6 claims
- 0881US3972601APeripheral vision non-distorting rear view mirrorJOHNSON WILLIAM·Filed 1974·Granted Aug 3, 1976·32 cites·7 claims
- 0980US5891476ATastemasked pharmaceutical systemFiled 1997·Granted Apr 6, 1999·81 cites·15 claims
- 1079US4715681ABicycle reflector for handlebar attachmentJOHNSON WILLIAM M·Filed 1986·Granted Dec 29, 1987·33 cites·5 claims
- 1178USD288689SAgricultural sweepMCKAY RALPH LTD·Filed 1983·Granted Mar 10, 1987·14 cites·1 claims
- 1278US4246971ATillage discsMCKAY RALPH LTD·Filed 1978·Granted Jan 27, 1981·17 cites·3 claims
- 1377US4455106AFlash gate boardJOHNSON WILLIAM M·Filed 1981·Granted Jun 19, 1984·26 cites·6 claims
- 1476USD285691SAgricultural implementMCKAY RALPH LTD·Filed 1984·Granted Sep 16, 1986·13 cites·1 claims
- 1574US4575189ABicycle reflector safety deviceJOHNSON WILLIAM M·Filed 1985·Granted Mar 11, 1986·28 cites·6 claims
- 1672US4638868AEarth engaging implementsMCKAY RALPH LTD·Filed 1985·Granted Jan 27, 1987·22 cites·4 claims
- 1772USD260772SAdaptor for an agricultural tineMCKAY RALPH LTD·Filed 1979·Granted Sep 15, 1981·10 cites·1 claims
- 1870USD262028SAgricultural tineMCKAY RALPH LTD·Filed 1979·Granted Nov 24, 1981·9 cites·1 claims
- 1966US4697646ADeep tillage sweepMCKAY RALPH LTD·Filed 1985·Granted Oct 6, 1987·18 cites·3 claims
- 2061US4850078AAdjustable roller assembly for sliding doorsNICHOLS HOMESHIELD INC·Filed 1988·Granted Jul 25, 1989·25 cites·4 claims
- 2161USD285206SAgricultural implementMCKAY RALPH LTD·Filed 1984·Granted Aug 19, 1986·7 cites·1 claims
- 2260US11524202B1Devices for rehabilitating shoulder injuriesJOHNSON WILLIAM MARSHALL·Filed 2021·Granted Dec 13, 2022·0 cites·14 claims
- 2353USD332232SRotatable warning sign for vehiclesJOHNSON WILLIAM M·Filed 1991·Granted Jan 5, 1993·7 cites·1 claims
- 2453US4781254ATwo-piece earth engaging implement and method of forming the sameMCKAY RALPH LTD·Filed 1986·Granted Nov 1, 1988·12 cites·12 claims
- 2552USD292587SAdaptor for agricultural machine earth engaging implementsMCKAY RALPH LTD·Filed 1985·Granted Nov 3, 1987·6 cites·1 claims
- 2651US4571076ABlooming auto collimatorDRAPER LAB CHARLES S·Filed 1983·Granted Feb 18, 1986·10 cites·20 claims
- 2750US4342166ATool fasteningMCKAY RALPH LTD·Filed 1980·Granted Aug 3, 1982·13 cites·3 claims
- 2842USD286783SAgricultural implementMCKAY RALPH LTD·Filed 1984·Granted Nov 18, 1986·2 cites·1 claims
- 2939US4799636AAutomatically positioned holder for baby bottlesJOHNSON WILLIAM M·Filed 1987·Granted Jan 24, 1989·18 cites·6 claims
- 3033US5014641AHazard warning device for vehiclesJOHNSON WILLIAM M·Filed 1990·Granted May 14, 1991·8 cites·7 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →