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ASF KEYSTONE INC

Overview
  • Total Patents
    103
About

ASF KEYSTONE INC has a total of 103 patent applications. Its first patent ever was published in 1997. It filed its patents most often in United States, Canada and Brazil. Its main competitors in its focus markets transport, measurement and environmental technology are SMITH ALBERT JAMES, MANSFIELD GEORGE L and CONSTRUCCIONES Y AUX DE FERROC.

Patent filings per year

Chart showing ASF KEYSTONE INCs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Lefebvre William 16
#2 Berg Thomas R 12
#3 Mccann Michael J 9
#4 Monaco Jay P 9
#5 Gray James A 8
#6 Martin Andrew H 7
#7 Schorr Ralph H 7
#8 Myers James 6
#9 Mc Cann Michael J 6
#10 Ruback Jeffrey M 6

Latest patents

Publication Filing date Title
AU2012204057A1 Railroad train monitoring system
US7527003B1 Railroad freight car sidebearing
CA2589665A1 Draft sill wear liner
ZA200606953B Non-metallic insert for rail car bolster wedge
US2008017065A1 Bolster and spring pockets for use with rail truck
UA82123C2 Railroad load bogie (embodiments)
US2007169663A1 Sideframe pedestal
US2007137516A1 Sideframe with adapters to connect surface brackets
BRPI0505506A stirrup for use in a traction gear assembly, and, traction gear assembly
MXPA05013682A Locomotive draft gear assembly and yoke.
CA2528295A1 Locomotive draft gear assembly and yoke
US2007084377A1 Railway truck bearing adapter
ZA200507740B Railway truck pedestal bearing adapter
CA2521155A1 Railway truck pedestal bearing adapter
US2007034108A1 Non-metallic insert for rail car bolster wedge
BRPI0500029A trick particularly for use on a rail car and rail car
BRPI0500011A Cross beam for use on railway, railway and railway
BRPI0405605A upper structure of a rail trick and rail trick side frame
US2006005740A1 Railway freight car end sill transition member
US2005268812A1 Railway truck pedestal bearing adapter