P

Inventor

PARKER JOHN A

US36 patents
⚠️ This page may combine multiple inventors who share the name “PARKER JOHN A”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

NASA

22 patents
US4598007AJul 1, 1986

Light weight fire resistant graphite composites

NASA79 citations96
US4061812ADec 6, 1977

Honeycomb-laminate composite structure

NASA90 citations94
US4135019AJan 16, 1979

Low density bismaleimide-carbon microballoon composites

NASA36 citations92
US4600769AJul 15, 1986

Amine terminated bisaspartimide polymer

NASA23 citations82
US4550177AOct 29, 1985

Maleimido substituted aromatic cyclotriphosphazenes

NASA24 citations82
US4193829AMar 18, 1980

Process for the manufacture of low density bis-maleimide-carbon microballoon composites

NASA27 citations82
US4649189AMar 10, 1987

Process for preparing phthalocyanine polymer from imide containing bisphthalonitrile

NASA19 citations81
US4568733AFeb 4, 1986

High performance mixed bisimide resins and composites based thereon

NASA20 citations81
US4668589AMay 26, 1987

Aminophenoxycyclotriphosphazene cured epoxy resins and the composites, laminates, adhesives and structures thereof

NASA14 citations73
US4634759AJan 6, 1987

Fire and heat resistant laminating resins based on maleimido substituted aromatic cyclotriphosphazene polymer

NASA8 citations73
US4499260AFeb 12, 1985

Phthalocyanine polymers

NASA18 citations72
US4433115AFeb 21, 1984

Phosphorus-containing imide resins

NASA8 citations72
US4748263AMay 31, 1988

Aromatic cyclotriphosphazenes

NASA2 citations62
US4579782AApr 1, 1986

Laminate comprising fibers embedded in cured amine terminated bis-imide

NASA5 citations62
US4626593ADec 2, 1986

Vinyl stilbazoles

NASA3 citations61
US4537834AAug 27, 1985

Metal (II) 4,4',4",4'"-phthalocyanine tetraamines as curing agents for epoxy resins

NASA3 citations61
US4450268AMay 22, 1984

Metal phthalocyanine polymers

NASA3 citations61
US4421820ADec 20, 1983

Elastomer-modified phosphorus-containing imide resins

NASA3 citations61
US4395557AJul 26, 1983

Phosphorus-containing imide resins

NASA4 citations61
US4647615AMar 3, 1987

Structural panels

NASA1 citations51
US4618652AOct 21, 1986

Process for curing bismaleimide resins

NASA0 citations51
US4496701AJan 29, 1985

Phosphorus-containing imide resins

NASA1 citations50

THERMAL SCIENCE INC

4 patents

ATOMIC ENERGY AUTHORITY UK

3 patents

US ADMINISTRATOR OF NATIONAL A

1 patent

TRONOX LLC

1 patent

US ADMINIS

1 patent

US UNITED

1 patent

VARMA INDRA K

1 patent

PULLMAN INC

1 patent

PARKER JOHN A

1 patent