Yoon O. Lhymn

Follow

Person

Erie, PA, US

People

Patents Grantslast 30 patents

Information Patent Grant
Leakage free relief valve or fuse plug for protecting pressurized d...
- Patent number 5,419,357
- Issue date May 30, 1995
- Summit Composite International
- Chang Lhymn
- G05 - CONTROLLING REGULATING
Information Patent Grant
Creep resistant composite alloys
- Patent number 5,223,347
- Issue date Jun 29, 1993
- Composites Technology International, Inc.
- Chang Lhymn
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Economic fabrication of composite zinc alloys
- Patent number 5,034,283
- Issue date Jul 23, 1991
- Summit Composites International
- Chang Lhymn
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Development of fusible alloy composites
- Patent number 4,962,003
- Issue date Oct 9, 1990
- Yoon O. Lhymn
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Fusible core alloy composites for plastics molding
- Patent number 4,927,712
- Issue date May 22, 1990
- Yoon Technology
- Yoon O. Lhymn
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL