Jonathan Steffan

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Erie, PA, US

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Patents Grantslast 30 patents

Information Patent Grant
Leveling mechanism for floor drain
- Patent number 8,881,490
- Issue date Nov 11, 2014
- ZURN INDUSTRIES, LLC
- Douglas R. Wroblewski
- E03 - WATER SUPPLY SEWERAGE
Information Patent Grant
Leveling mechanism for floor drain
- Patent number 8,347,424
- Issue date Jan 8, 2013
- Zurn Industries, LLC
- Douglas R. Wroblewski
- E03 - WATER SUPPLY SEWERAGE
Information Patent Grant
On demand sensor flush valve
- Patent number 5,062,453
- Issue date Nov 5, 1991
- Zurn Industries, Inc.
- Robert E. Saadi
- E03 - WATER SUPPLY SEWERAGE

Patents Applicationslast 30 patents

Information Patent Application
Leveling Mechanism for Floor Drain
- Publication number 20130186036
- Publication date Jul 25, 2013
- Zurn Industries, LLC.
- Douglas R. Wroblewski
- E03 - WATER SUPPLY SEWERAGE
Information Patent Application
Leveling Mechanism For Floor Drain
- Publication number 20090223884
- Publication date Sep 10, 2009
- Zurn Industries, LLC.
- Douglas R. Wroblewski
- E03 - WATER SUPPLY SEWERAGE