SH

Stephen J. Havens

NASA: 10 patents #81 of 3,881Top 3%
LM Lockheed Martin: 2 patents #1,600 of 6,507Top 25%
TA The United States Of America: 1 patents #67 of 521Top 15%
📍 Newport News, VA: #21 of 572 inventorsTop 4%
🗺 Virginia: #1,862 of 34,511 inventorsTop 6%
Overall (All Time): #328,335 of 4,157,543Top 8%
15
Patents All Time

Issued Patents All Time

Showing 1–15 of 15 patents

Patent #TitleCo-InventorsDate
5877229 High energy electron beam curing of epoxy resin systems incorporating cationic photoinitiators Christopher J. Janke, Vincent J. Lopata, George F. Dorsey, Richard J. Moulton 1999-03-02
5726216 Toughened epoxy resin system and a method thereof Christopher J. Janke, George F. Dorsey, Vincent J. Lopata 1998-03-10
5599993 Phenylethynyl amine Paul M. Hergenrother, Robert G. Bryant, Brian J. Jensen 1997-02-04
5412066 Phenylethynyl terminated imide oligomers Paul M. Hergenrother, Robert G. Bryant, Brian J. Jensen 1995-05-02
5212276 Polyimides with improved compression moldability Paul M. Hergenrother, Mark W. Beltz 1993-05-18
5145937 Polyimides with carbonyl and ether connecting groups between the aromatic rings Paul M. Hergenrother 1992-09-08
5145942 Methyl substituted polyimides containing carbonyl and ether connecting groups Paul M. Hergenrother 1992-09-08
4937356 N-(3-ethynylphenyl)maleimide Paul M. Hergenrother, John W. Connell 1990-06-26
4910233 Process for crosslinking methylene-containing aromatic polymers with ionizing radiation Vernon L. Bell 1990-03-20
4889912 Acetylene terminated aspartimides and resins therefrom Paul M. Hergenrother, John W. Connell 1989-12-26
4820791 Polyimides containing carbonyl and ether connecting groups Paul M. Hergenrother 1989-04-11
4788271 Polyphenylquinoxalines containing alkylenedioxy groups Paul M. Hergenrother, Frank W. Harris 1988-11-29
4661558 Process for crosslinking and extending conjugated diene-containing polymers Vernon L. Bell 1987-04-28
4638083 Ethynyl terminated ester oligomers and polymers therefrom Paul M. Hergenrother 1987-01-20
4567240 Ethynyl terminated ester oligomers and polymers therefrom Paul M. Hergenrother 1986-01-28