P

Inventor

JOHNSTON HAROLD E

US11 patents
⚠️ This page may combine multiple inventors who share the name “JOHNSTON HAROLD E”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

ALLIANT TECHSYSTEMS INC

6 patents

JOHNSTON HAROLD E

3 patents

NORTHROP GRUMMAN INNOVATION SYSTEMS INC

1 patent

ORBITAL ATK INC

1 patent