Steven L. Estergreen

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Mulino, OR, US

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Patents Grantslast 30 patents

Information Patent Grant
Rapid response one-way valve for high speed solid ink delivery
- Patent number 7,883,198
- Issue date Feb 8, 2011
- Xerox Corporation
- Ivan McCracken
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Exchanger and method for manufacturing the same
- Patent number 5,470,531
- Issue date Nov 28, 1995
- COBE Laboratories, Inc.
- Axel Sjogren
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Exchanger and method for manufacturing the same
- Patent number 5,468,449
- Issue date Nov 21, 1995
- COBE Laboratories, Inc.
- Axel Sjogren
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE

Patents Applicationslast 30 patents

Information Patent Application
Rapid Response One-Way Valve for High Speed Solid Ink Delivery
- Publication number 20090273657
- Publication date Nov 5, 2009
- Xerox Corporation
- Ivan McCracken
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS