Michael H. Ostrowski

Follow

Person

Lake Forest, IL, US

People

Patents Grantslast 30 patents

Information Patent Grant
Water-powered sump pump
- Patent number 6,527,518
- Issue date Mar 4, 2003
- Michael H. Ostrowski
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Mechanical seal with flexible metal diaphragm
- Patent number 5,947,479
- Issue date Sep 7, 1999
- John Crane Inc.
- Michael H. Ostrowski
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Dual seal with clean barrier fluid and dynamic pressure control
- Patent number 5,769,427
- Issue date Jun 23, 1998
- Chesterton International Company
- Michael H. Ostrowski
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Dual face seal clean barrier fluid and dynamic pressure control system
- Patent number 5,636,847
- Issue date Jun 10, 1997
- Chesterton International Company
- Michael H. Ostrowski
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...

Patents Applicationslast 30 patents

Information Patent Application
Water-powered sump pump
- Publication number 20020034444
- Publication date Mar 21, 2002
- Michael H. Ostrowski
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...