Inventor

RUGGLES HAROLD T

US2 patents

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

MADDEROM ROBERT N

1 patent

US8844149B2Sep 30, 2014

Rail cant measurement tool and method

MADDEROM ROBERT N8 citations70

HOLLAND LP

1 patent

US9303364B2Apr 5, 2016

Rail cant measurement tool and method

HOLLAND LP1 citations43