Inventor · disambiguated record
William F. Ryczek
Also filed as: RYCZEK WILLIAM · RYCZEK WILLIAM F · Ryczek William Franklin
28 granted patents·6 pending applications·455 citations·filing 1989–2024
97Inventor score
Top patents by PatentIndex Score
34 records- 0197US11370467B1Folding wagon having a height adjustable frame and collapsible handlesHOROWITZ BRIAN·Filed 2021·Granted Jun 28, 2022·53 cites·18 claims
- 0296US11388999B1Lounge cartHOROWITZ BRIAN·Filed 2022·Granted Jul 19, 2022·10 cites·20 claims
- 0394US11577766B2Folding wagonHOROWITZ BRIAN·Filed 2017·Granted Feb 14, 2023·20 cites·8 claims
- 0491USD314682SShelfSTANLEY WORKS·Filed 1989·Granted Feb 19, 1991·36 cites·1 claims
- 0589USD319362SShelfSTANLEY WORKS·Filed 1990·Granted Aug 27, 1991·36 cites·1 claims
- 0688US7354175B2Environmentally resistant germicidal systemSTERIL AIRE INC·Filed 2006·Granted Apr 8, 2008·22 cites·10 claims
- 0786US4995323AModular shelving and hanger bar systemSTANLEY WORKS·Filed 1989·Granted Feb 26, 1991·62 cites·30 claims
- 0875US5548869AAdjustable pivot door assemblyCOX ARTHUR & SONS·Filed 1994·Granted Aug 27, 1996·41 cites·22 claims
- 0974US6997578B2Environmentally resistant germicidal systemSTERIL AIRE INC·Filed 2004·Granted Feb 14, 2006·18 cites·17 claims
- 1074USD472800SGrenade shaped container for bearingsOAKS CREATIVE DEV AND DESIGN I·Filed 2002·Granted Apr 8, 2003·25 cites·1 claims
- 1173US2024382873A1Gas removal system and methodsAILNH LLC·Filed 2024·Application pending·0 cites
- 1273US2024382872A1Gas removal system and methodsAILNH LLC·Filed 2024·Application pending·0 cites
- 1370USD905902SSmoking accessories caseNuee Innovation·Filed 2019·Granted Dec 22, 2020·12 cites·1 claims
- 1470US2024349692A1Wireless digital treatment and warning system and display for veterinarian animal cagesWEISS MITCHELL·Filed 2024·Application pending·0 cites
- 1569USD427597SComputerRYCZEK; WILLIAM F·Filed 1999·Granted Jul 4, 2000·19 cites·1 claims
- 1667USD905903SMini pre-roll caseNuee Innovation·Filed 2019·Granted Dec 22, 2020·10 cites·1 claims
- 1766US2024190178A1WheelHOROWITZ BRIAN·Filed 2022·Application pending·0 cites
- 1863USD1031449SPackagingWFR ENG INC·Filed 2021·Granted Jun 18, 2024·4 cites·1 claims
- 1962US2023286563A1Lounge cartHOROWITZ BRIAN·Filed 2022·Application pending·0 cites
- 2061US5568673APivot pin assembly for folding doorCOX ARTHUR & SONS·Filed 1994·Granted Oct 29, 1996·27 cites·19 claims
- 2160US6213622B1Step lighting for theaters and the likeSHIMADA ENTPR INC·Filed 1999·Granted Apr 10, 2001·31 cites·19 claims
- 2257USD1028857SWheelHOROWITZ BRIAN·Filed 2022·Granted May 28, 2024·1 cites·1 claims
- 2352USD927986SPop top caseNuee Innovation·Filed 2019·Granted Aug 17, 2021·5 cites·1 claims
- 2452US6003201ADoor parking locatorCOX ARTHUR & SONS·Filed 1997·Granted Dec 21, 1999·18 cites·29 claims
- 2550US2023227085A1Wheel brake for a wagonHOROWITZ BRIAN·Filed 2022·Application pending·0 cites
- 2649US12027263B2Wireless digital treatment and warning system and display for veterinarian animal cagesWEISS MITCHELL·Filed 2021·Granted Jul 2, 2024·0 cites·8 claims
- 2743USD1035531SWheelHOROWITZ BRIAN·Filed 2022·Granted Jul 16, 2024·0 cites·1 claims
- 2843USD1032452SWheelHOROWITZ BRIAN·Filed 2022·Granted Jun 25, 2024·0 cites·1 claims
- 2943USD1032492SWheelHOROWITZ BRIAN·Filed 2022·Granted Jun 25, 2024·0 cites·1 claims
- 3043USD1030596SWheelHOROWITZ BRIAN·Filed 2022·Granted Jun 11, 2024·0 cites·1 claims
- 3142US10723603B1Off-road jackCURTIS MATTHEW JAMES·Filed 2018·Granted Jul 28, 2020·0 cites·12 claims
- 3231US5118177ADrawer and drawer suspension systemSTANLEY WORKS·Filed 1990·Granted Jun 2, 1992·4 cites·29 claims
- 3329USD384876SPivot blockCOX ARTHUR & SONS·Filed 1995·Granted Oct 14, 1997·0 cites·1 claims
- 3427USD747230SMultimedia trackerJIGABOT LLC·Filed 2014·Granted Jan 12, 2016·1 cites·1 claims
Join the waitlist — get patent alerts
Get an alert when William F. Ryczek files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →