HS

Howard Sommerfeld

WH Wabtec Holding: 28 patents #2 of 164Top 2%
WB Westinghouse Air Brake: 13 patents #36 of 220Top 20%
AS American Standard: 1 patents #290 of 558Top 55%
SA Sharma & Associates: 1 patents #3 of 10Top 30%
📍 Oak Forest, IL: #1 of 116 inventorsTop 1%
🗺 Illinois: #1,032 of 84,256 inventorsTop 2%
Overall (All Time): #68,336 of 4,157,543Top 2%
44
Patents All Time

Issued Patents All Time

Showing 1–25 of 44 patents

Patent #TitleCo-InventorsDate
9187066 Electrically driven set and release hand brake for rail cars David C. Brabb, Anand R. Vithani, Kenneth L. Martin, Graydon Booth 2015-11-17
8469464 Parking brake assembly for railway vehicle brake system Jonathon Marlow, Michael J. Moriarity, Wajih Kanjo, David J. Meyer, Bradley Anderson +1 more 2013-06-25
8307955 Mechanical release of release holding mechanism for hand brake Scott Natschke 2012-11-13
8256584 Parking brake assembly for railway vehicle brake system Jonathon Marlow, Michael J. Moriarity, Wajih Kanjo, David J. Meyer, Bradley Anderson +1 more 2012-09-04
8230985 Parking brake assembly for railway vehicle brake system Jonathon Marlow, Michael J. Moriarity, Wajih Kanjo, David J. Meyer, Bradley Anderson +1 more 2012-07-31
8070001 Two piece draft gear housing having a integral yoke David J. Meyer, Michael E. Ring 2011-12-06
8070002 Two piece draft gear housing having an integral yoke David J. Meyer, Michael E. Ring 2011-12-06
8006815 Parking brake assembly for railway vehicle brake system Jonathon Marlow, Michael J. Moriarity, Wajih Kanjo, David J. Meyer, Bradley Anderson +1 more 2011-08-30
7900785 Taper under tapered plate to increase side force on the movable plate Dennis King 2011-03-08
7802662 Slack adjuster for railway vehicle brake rigging Staffan Brandt 2010-09-28
7588154 Two piece draft gear housing having an integral yoke David J. Meyer, Michael E. Ring 2009-09-15
7540387 Draft gear assembly 2009-06-02
7487695 Release holding mechanism for ASR hand brake Scott Natschke 2009-02-10
7467724 Locking arrangement for a bearing assembly of a male connection member for an articulated coupling apparatus Gary L. Voong, Scott Natschke 2008-12-23
7467812 Brake hose lifting apparatus Michael E. Ring, Scott Natschke 2008-12-23
7461867 Brake hose lifting apparatus Michael E. Ring, Scott Natschke 2008-12-09
7461869 Air brake hose coupling with locking device 2008-12-09
7448651 Brake hose lifting apparatus Michael E. Ring, Scott Natschke 2008-11-11
7419065 Light weight high capacity friction draft gear assembly Wajih Kanjo 2008-09-02
7384072 Brake hose lifting apparatus Michael E. Ring, Scott Natschke 2008-06-10
7311215 Positional variable orifice pin for hydraulic pressure control in a draft gear 2007-12-25
7287655 Energy dissipating elastomer damper 2007-10-30
7281635 Friction draft gear housing having a removable end wall Scott Natschke 2007-10-16
7264130 Housing for long travel high capacity friction draft gear assembly Michael E. Ring 2007-09-04
7258243 Arrangement for preventing energy absorbing material degradation on draft gears Michael E. Ring 2007-08-21