Assignee
HOLLEY ENGINEERING COMPANY INC
US·9 granted patents·248 citations·filing 1982–1995
Top patents by PatentIndex Score
9 records- 0198US5331899ATie plate manipulator vehicle and methodHOLLEY ENGINEERING COMPANY INC·Filed 1993·Granted Jul 26, 1994·60 cites·20 claims
- 0284US4691639ARail tie plate placing vehicle and methodHOLLEY ENGINEERING COMPANY INC·Filed 1986·Granted Sep 8, 1987·55 cites·30 claims
- 0367US4722283AMagnetic pick up system for rail beds and methodHOLLEY ENGINEERING COMPANY INC·Filed 1986·Granted Feb 2, 1988·29 cites·20 claims
- 0464US5394586ABallast sweeper dust controlHOLLEY ENGINEERING COMPANY INC·Filed 1993·Granted Mar 7, 1995·16 cites·24 claims
- 0562US4478152ARailroad scrap pick up machineHOLLEY ENGINEERING COMPANY INC·Filed 1982·Granted Oct 23, 1984·22 cites·22 claims
- 0660US4903611AAnchor spreader apparatus and methodHOLLEY ENGINEERING COMPANY INC·Filed 1989·Granted Feb 27, 1990·22 cites·20 claims
- 0752US4940001ARail spike cleaning apparatusHOLLEY ENGINEERING COMPANY INC·Filed 1988·Granted Jul 10, 1990·17 cites·38 claims
- 0851US5579553ABallast broom with auger and methodHOLLEY ENGINEERING COMPANY INC·Filed 1995·Granted Dec 3, 1996·20 cites·20 claims
- 0938US4561198AMethod and apparatus for scarifying a railroad cribHOLLEY ENGINEERING COMPANY INC·Filed 1984·Granted Dec 31, 1985·7 cites·30 claims
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