Inventor
KANJO WAJIH
US54 patents
⚠️ This page may combine multiple inventors who share the name “KANJO WAJIH”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
WESTINGHOUSE AIR BRAKE CO
31 patentsUS5738416AApr 14, 1998
Railway braking apparatus to effect a change in a handbrake
WESTINGHOUSE AIR BRAKE CO47 citations95
US5701974ADec 30, 1997
Railway hand brake apparatus with visual condition indicator
WESTINGHOUSE AIR BRAKE CO59 citations95
US5069312ADec 3, 1991
Handbrake for single-cylinder truck-mounted railway car brake
WESTINGHOUSE AIR BRAKE CO74 citations95
US6761253B1Jul 13, 2004
Spring applied parking brake assembly
WESTINGHOUSE AIR BRAKE CO20 citations92
US6196362B1Mar 6, 2001
Lock bolt with modified end cap for slack adjuster
WESTINGHOUSE AIR BRAKE CO47 citations92
US5586812ADec 24, 1996
Railway braking apparatus
WESTINGHOUSE AIR BRAKE CO19 citations92
US5549363AAug 27, 1996
Railway braking apparatus
WESTINGHOUSE AIR BRAKE CO23 citations92
US5271511ADec 21, 1993
Removable shaft member engageable in a ball portion of articulated bearing assembly
WESTINGHOUSE AIR BRAKE CO40 citations92
US5219082AJun 15, 1993
Male connection member for an articulated coupling arrangement
WESTINGHOUSE AIR BRAKE CO29 citations92
US5172819ADec 22, 1992
Bearing assembly for an articulated coupling apparatus which connects adjacent ends of a pair of railway cars together
WESTINGHOUSE AIR BRAKE CO27 citations90
US5558412ASep 24, 1996
Railway braking apparatus
WESTINGHOUSE AIR BRAKE CO10 citations81
US5558411ASep 24, 1996
Railway braking apparatus
WESTINGHOUSE AIR BRAKE CO16 citations81
US5590797AJan 7, 1997
Friction clutch mechanism for high capacity draft gear assembly and method of reconditioning draft gear with such friction clutch mechanism
WESTINGHOUSE AIR BRAKE CO21 citations79
US5702012ADec 30, 1997
Rotary drawbar assembly for a railway freight car
WESTINGHOUSE AIR BRAKE CO9 citations74
US5558025ASep 24, 1996
Combination wear and lubricating liner assembly for railway car truck bolster bowl
WESTINGHOUSE AIR BRAKE CO8 citations74
US5547089AAug 20, 1996
Slackless drawbar assembly utilizing a ball and race assembly
WESTINGHOUSE AIR BRAKE CO11 citations74
US5339930AAug 23, 1994
Constant tension device for railway car handbrake
WESTINGHOUSE AIR BRAKE CO16 citations74
US5593214AJan 14, 1997
Railway parking braking apparatus
WESTINGHOUSE AIR BRAKE CO5 citations73
US5558410ASep 24, 1996
Railway braking apparatus
WESTINGHOUSE AIR BRAKE CO6 citations73
US5277323AJan 11, 1994
Locking wedge assembly to removably secure a male connection member in an articulated-type coupling arrangement
WESTINGHOUSE AIR BRAKE CO11 citations73
US5131331AJul 21, 1992
Articulated coupling apparatus for connecting adjacent ends of a pair of railway cars
WESTINGHOUSE AIR BRAKE CO17 citations73
US5105955AApr 21, 1992
Spherical connector apparatus in an articulated slackless-type coupler arrangement used in a railway application
WESTINGHOUSE AIR BRAKE CO14 citations73
US5065679ANov 19, 1991
Articulated coupling apparatus for connecting adjacent ends of a pair of railway cars together in a semipermanent manner
WESTINGHOUSE AIR BRAKE CO19 citations73
US5042393AAug 27, 1991
Locking assembly to secure a bearing assembly in an articulated coupling apparatus for connecting adjacent ends of a pair of railway cars
WESTINGHOUSE AIR BRAKE CO19 citations73
US6230856B1May 15, 2001
Rod locking mechanism for compression slack adjuster
WESTINGHOUSE AIR BRAKE CO6 citations63
US5584407ADec 17, 1996
Interlocking slackless drawbar assembly for railway freight car and an interlocking mechanism therefor
WESTINGHOUSE AIR BRAKE CO2 citations63
US5423275AJun 13, 1995
Combination wear and lubricating liner assembly for railway car truck bolster bowl
WESTINGHOUSE AIR BRAKE CO5 citations63
US5167334ADec 1, 1992
Apparatus to provide versatility in securing male and female connection members of an articulated coupler to a center sill member of a railway car
WESTINGHOUSE AIR BRAKE CO5 citations63
US5139159AAug 18, 1992
Connecting pin for articulated coupling arrangement
WESTINGHOUSE AIR BRAKE CO4 citations62
US5115927AMay 26, 1992
Strengthening mechanism for a female articulated coupling member for providing additional strength in response to loads exerted at bearing assembly connection shaft
WESTINGHOUSE AIR BRAKE CO2 citations62
US5080243AJan 14, 1992
Assembly mechanism for an articulated coupling system
WESTINGHOUSE AIR BRAKE CO4 citations62
AMERICAN STANDARD INC
7 patentsUS4368648AJan 18, 1983
Hand brake for railroad car
AMERICAN STANDARD INC64 citations94
US4645187AFeb 24, 1987
Draft gear assembly
AMERICAN STANDARD INC38 citations92
US4662485AMay 5, 1987
Railway vehicle brake rigging slack adjuster
AMERICAN STANDARD INC44 citations91
US4683991AAug 4, 1987
Actuating means for a slack adjuster overtravel control mechanism
AMERICAN STANDARD INC9 citations74
US4647024AMar 3, 1987
Frictional shock-absorbing method and apparatus
AMERICAN STANDARD INC7 citations74
US4236424ADec 2, 1980
Hand brake for railway vehicles
AMERICAN STANDARD INC18 citations72
US4292721AOct 6, 1981
Crimping device for use in assembling an overtravel spring assembly for slack adjuster
AMERICAN STANDARD INC4 citations60
WABTEC HOLDING CORP
5 patentsUS8006815B2Aug 30, 2011
Parking brake assembly for railway vehicle brake system
WABTEC HOLDING CORP19 citations92
US7419065B2Sep 2, 2008
Light weight high capacity friction draft gear assembly
WABTEC HOLDING CORP9 citations84
US7093694B2Aug 22, 2006
Release hold mechanism with gravity weighted indicator flag
WABTEC HOLDING CORP11 citations82
US9540021B2Jan 10, 2017
Slack adjuster contaminant mitigation device
WABTEC HOLDING CORP5 citations70
US7802689B2Sep 28, 2010
Articulated coupling apparatus
WABTEC HOLDING CORP5 citations63
SOMMERFELD HOWARD
3 patentsUS8469464B2Jun 25, 2013
Parking brake assembly for railway vehicle brake system
SOMMERFELD HOWARD5 citations83
US8256584B2Sep 4, 2012
Parking brake assembly for railway vehicle brake system
SOMMERFELD HOWARD6 citations83
US8230985B2Jul 31, 2012
Parking brake assembly for railway vehicle brake system
SOMMERFELD HOWARD8 citations83
SPRAINIS RONALD J
2 patentsWESTINGHOUSE AIR BRAKE TECH CORP
2 patentsShowing the top 50 of 54 patents by PatentIndex Score.