Hemen Ray

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Perkasie, PA, US

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Patents Grantslast 30 patents

Information Patent Grant
Panel having cross-corrugated sandwich construction
- Patent number 5,609,942
- Issue date Mar 11, 1997
- The United States of America as represented by the Secretary of the Navy
- Hemen Ray
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Bi-directionally corrugated sandwich construction
- Patent number 5,543,204
- Issue date Aug 6, 1996
- The United States of America as represented by the Secretary of the Navy
- Hemen Ray
- B32 - LAYERED PRODUCTS
Information Patent Grant
Method of making a lattice core sandwich construction
- Patent number 5,474,632
- Issue date Dec 12, 1995
- The United States of America as represented by the Secretary of the Navy
- Hemen Ray
- B32 - LAYERED PRODUCTS
Information Patent Grant
Lattice core sandwich construction
- Patent number 5,424,113
- Issue date Jun 13, 1995
- The United States of America as represented by the Secretary of the Navy
- Hemen Ray
- B32 - LAYERED PRODUCTS
Information Patent Grant
Method of making an offset corrugated sandwich construction
- Patent number 5,348,601
- Issue date Sep 20, 1994
- The United States of America as represented by the Secretary of the Navy
- Hemen Ray
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL