Joseph J. Stupak Jr.

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Portland, OR, US

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Patents Grantslast 30 patents

Information Patent Grant
Radiation shield with magnetic properties
- Patent number 9,666,317
- Issue date May 30, 2017
- American Ceramic Technology, Inc.
- Richard V Culbertson
- G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information Patent Grant
Total magnetic flux measuring device
- Patent number 6,239,596
- Issue date May 29, 2001
- Joseph J. Stupak
- G01 - MEASURING TESTING
Information Patent Grant
Disk drive spindle motor
- Patent number 5,373,407
- Issue date Dec 13, 1994
- Mitsumi Electric Co., Ltd.
- Joseph J. Stupak
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic tachometer or accelerometer having highly permeable eddy c...
- Patent number 4,751,459
- Issue date Jun 14, 1988
- Synektron Corporation
- Joseph J. Stupak
- G01 - MEASURING TESTING

Patents Applicationslast 30 patents

Information Patent Application
RADIATION SHIELD WITH MAGNETIC PROPERTIES
- Publication number 20150287486
- Publication date Oct 8, 2015
- AMERICAN CERAMIC TECHNOLOGY, INC.
- RICHARD V. CULBERTSON
- G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING