Lindgren L. Chyi

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Fairlawn, OH, US

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Patents Grantslast 30 patents

Information Patent Grant
Radon monitoring system for earthquake prediction
- Patent number 8,459,096
- Issue date Jun 11, 2013
- The University of Akron
- Lindgren Lin Chyi
- G01 - MEASURING TESTING
Information Patent Grant
Method for precious metal recovery from slag
- Patent number 6,264,039
- Issue date Jul 24, 2001
- The University of Akron
- Lindgren L. Chyi
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Gas removal apparatus
- Patent number 5,438,324
- Issue date Aug 1, 1995
- Lindgren L. Chyi
- A62 - LIFE-SAVING FIRE-FIGHTING

Patents Applicationslast 30 patents

Information Patent Application
RADON MONITORING SYSTEM FOR EARTHQUAKE PREDICTION
- Publication number 20100187411
- Publication date Jul 29, 2010
- The University of Akron
- Lindgren Lin Chyi
- G01 - MEASURING TESTING