Inventor
NELSON DAVID R
US25 patents
⚠️ This page may combine multiple inventors who share the name “NELSON DAVID R”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NORTHROP GRUMMAN SYSTEMS CORP
4 patentsUS12173670B2Dec 24, 2024
Hybrid metal composite structures, joint structures, and related methods
NORTHROP GRUMMAN SYSTEMS CORP0 citations62
US11773029B2Oct 3, 2023
Impregnated fibers comprising preceramic resin formulations, and related composite materials and methods
NORTHROP GRUMMAN SYSTEMS CORP0 citations62
US11719193B2Aug 8, 2023
Hybrid metal composite structures, rocket motors including hybrid metal composite structures, and related methods
NORTHROP GRUMMAN SYSTEMS CORP0 citations47
US11491766B2Nov 8, 2022
Hybrid metal composite structures, rocket motors and multi stage rocket motor assemblies including hybrid metal composite structures, and related methods
NORTHROP GRUMMAN SYSTEMS CORP0 citations43
ENVIROTEST SYSTEMS CORP
3 patentsUS5726450AMar 10, 1998
Unmanned integrated optical remote emissions sensor (RES) for motor vehicles
ENVIROTEST SYSTEMS CORP179 citations97
US5719396AFeb 17, 1998
Systems and methods for determining compliance of moving vehicles with emission-concentration standards
ENVIROTEST SYSTEMS CORP139 citations95
US5831267ANov 3, 1998
Method and apparatus for remote measurement of exhaust gas
ENVIROTEST SYSTEMS CORP114 citations94
RHODE ISLAND EDUCATION
3 patentsUS6913757B1Jul 5, 2005
Live, avirulent strain of V. anguillarum that protects fish against infection by virulent V. anguillarum and method of making the same
RHODE ISLAND EDUCATION6 citations74
US6312915B1Nov 6, 2001
Tick (Ixodes scapularis) vector saliva-induced Lyme disease spirochete (Borrelia burgdorferi) antigens as vaccine candidates
RHODE ISLAND EDUCATION9 citations68
US7871629B1Jan 18, 2011
Delivery of DNA vaccines into fish by immersion
RHODE ISLAND EDUCATION3 citations58
NORTHROP GRUMMAN INNOVATION SYSTEMS INC
3 patentsUS10875813B2Dec 29, 2020
Preceramic resin formulations, impregnated fibers comprising the preceramic resin formulations, and related methods
NORTHROP GRUMMAN INNOVATION SYSTEMS INC2 citations72
US10603873B2Mar 31, 2020
Hybrid metal composite structures, rocket cases, and related methods
NORTHROP GRUMMAN INNOVATION SYSTEMS INC5 citations69
US10954891B2Mar 23, 2021
Hybrid metal composite structures, joint structures, and related methods
NORTHROP GRUMMAN INNOVATION SYSTEMS INC0 citations62