Ronald A. Jackowski

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Palatine, IL, US

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Patents Grantslast 30 patents

Information Patent Grant
Fluid seals with unitary wear sleeve elements
- Patent number 4,643,436
- Issue date Feb 17, 1987
- Chicago Rawhide Mfg. Co.
- Ronald A. Jackowski
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Fluid seal with unitary wear sleeve element
- Patent number 4,531,748
- Issue date Jul 30, 1985
- Chicago Rawhide Manufacturing Co.
- Ronald A. Jackowski
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Unitized oil seals
- Patent number 4,448,426
- Issue date May 15, 1984
- Chicago Rawhide Manufacturing Company
- Ronald A. Jackowski
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Sealed hub cap and method
- Patent number 4,073,540
- Issue date Feb 14, 1978
- Chicago Rawhide Manufacturing Co.
- Ronald A. Jackowski
- B60 - VEHICLES IN GENERAL