Sommerfeld; Howard
Patent Applications and Registrations
Patent applications and USPTO patent grants for Sommerfeld; Howard.The latest application filed is for "parking brake assembly for railway vehicle brake system".
Company Profile
0.33.36
- Sommerfeld; Howard - Oak Forest IL US
Patent Activity
| Patent | Date |
|---|---|
| Parking brake assembly for railway vehicle brake system Grant 8,469,464 - Sommerfeld , et al. June 25, 2 | 2013-06-25 |
| Parking brake assembly for railway vehicle brake system Grant 8,256,584 - Sommerfeld , et al. September 4, 2 | 2012-09-04 |
| Parking brake assembly for railway vehicle brake system Grant 8,230,985 - Sommerfeld , et al. July 31, 2 | 2012-07-31 |
| Two piece draft gear housing having an integral yoke Grant 8,070,002 - Meyer , et al. December 6, 2 | 2011-12-06 |
| Two piece draft gear housing having a integral yoke Grant 8,070,001 - Meyer , et al. December 6, 2 | 2011-12-06 |
| Parking Brake Assembly For Railway Vehicle Brake System App 20110266101 - SOMMERFELD; HOWARD ; et al. | 2011-11-03 |
| Parking Brake Assembly For Railway Vehicle Brake System App 20110259681 - SOMMERFELD; HOWARD ; et al. | 2011-10-27 |
| Parking Brake Assembly For Railway Vehicle Brake System App 20110259680 - SOMMERFELD; HOWARD ; et al. | 2011-10-27 |
| Parking brake assembly for railway vehicle brake system Grant 8,006,815 - Sommerfeld , et al. August 30, 2 | 2011-08-30 |
| Taper under tapered plate to increase side force on the movable plate Grant 7,900,785 - King , et al. March 8, 2 | 2011-03-08 |
| Slack adjuster for railway vehicle brake rigging Grant 7,802,662 - Sommerfeld , et al. September 28, 2 | 2010-09-28 |
| Two Piece Draft Gear Housing Having A Integral Yoke App 20100000956 - Meyer; David ; et al. | 2010-01-07 |
| Two Piece Draft Gear Housing Having An Integral Yoke App 20090321376 - MEYER; DAVID ; et al. | 2009-12-31 |
| Two piece draft gear housing having an integral yoke Grant 7,588,154 - Meyer , et al. September 15, 2 | 2009-09-15 |
| Draft gear assembly Grant 7,540,387 - Sommerfeld June 2, 2 | 2009-06-02 |
| Slack adjuster for railway vehicle brake rigging App 20090065312 - Sommerfeld; Howard ; et al. | 2009-03-12 |
| Release holding mechanism for ASR hand brake Grant 7,487,695 - Sommerfeld , et al. February 10, 2 | 2009-02-10 |
| Draft gear assembly App 20090008352 - Sommerfeld; Howard | 2009-01-08 |
| Locking arrangement for a bearing assembly of a male connection member for an articulated coupling apparatus Grant 7,467,724 - Voong , et al. December 23, 2 | 2008-12-23 |
| Brake hose lifting apparatus Grant 7,467,812 - Ring , et al. December 23, 2 | 2008-12-23 |
| Brake hose lifting apparatus Grant 7,461,867 - Ring , et al. December 9, 2 | 2008-12-09 |
| Air brake hose coupling with locking device Grant 7,461,869 - Sommerfeld December 9, 2 | 2008-12-09 |
| Brake hose lifting apparatus Grant 7,448,651 - Ring , et al. November 11, 2 | 2008-11-11 |
| Taper under tapered plate to increase side force on the movable plate App 20080264890 - King; Dennis W. ; et al. | 2008-10-30 |
| Light weight high capacity friction draft gear assembly Grant 7,419,065 - Sommerfeld , et al. September 2, 2 | 2008-09-02 |
| Parking brake assembly for railway vehicle brake system App 20080179144 - Sommerfeld; Howard ; et al. | 2008-07-31 |
| Mechanical release of release holding mechanism for hand brake App 20080134826 - Natschke; Scott ; et al. | 2008-06-12 |
| Brake hose lifting apparatus Grant 7,384,072 - Ring , et al. June 10, 2 | 2008-06-10 |
| Positional variable orifice pin for hydraulic pressure control in a draft gear Grant 7,311,215 - Sommerfeld December 25, 2 | 2007-12-25 |
| Energy dissipating elastomer damper Grant 7,287,655 - Sommerfeld October 30, 2 | 2007-10-30 |
| Friction draft gear housing having a removable end wall Grant 7,281,635 - Sommerfeld , et al. October 16, 2 | 2007-10-16 |
| Brake hose lifting apparatus App 20070205597 - Ring; Michael E. ; et al. | 2007-09-06 |
| Brake hose lifting apparatus App 20070205600 - Ring; Michael E. ; et al. | 2007-09-06 |
| Brake hose lifting apparatus App 20070205599 - Ring; Michael E. ; et al. | 2007-09-06 |
| Light weight high capacity friction draft gear assembly App 20070205174 - Sommerfeld; Howard ; et al. | 2007-09-06 |
| Housing for long travel high capacity friction draft gear assembly Grant 7,264,130 - Sommerfeld , et al. September 4, 2 | 2007-09-04 |
| Arrangement for preventing energy absorbing material degradation on draft gears Grant 7,258,243 - Ring , et al. August 21, 2 | 2007-08-21 |
| Locking device for an air brake hose coupling member App 20070170718 - Sommerfeld; Howard | 2007-07-26 |
| Adaptation of TMX for axle motion III truck application Grant 7,216,940 - Sommerfeld May 15, 2 | 2007-05-15 |
| Locking arrangement for a bearing assembly of a male connection member for an articulated coupling apparatus App 20070084817 - Voong; Gary ; et al. | 2007-04-19 |
| Long travel high capacity friction draft gear assembly Grant 7,175,036 - Sommerfeld , et al. February 13, 2 | 2007-02-13 |
| Two piece draft gear housing having an integral yoke App 20070007225 - Meyer; David ; et al. | 2007-01-11 |
| Two-stage cylinder for applying automatic set and release hand brake Grant 7,156,471 - Sommerfeld January 2, 2 | 2007-01-02 |
| Long buff short draft travel draft gear for use in a 24.625 inch pocket Grant 7,097,055 - Sommerfeld August 29, 2 | 2006-08-29 |
| Release hold mechanism with gravity weighted indicator flag Grant 7,093,694 - Brandt , et al. August 22, 2 | 2006-08-22 |
| Friction draft gear housing having a removable end wall App 20060124572 - Sommerfeld; Howard ; et al. | 2006-06-15 |
| Two-stage cylinder for applying automatic set and release hand brake App 20060097566 - Sommerfeld; Howard | 2006-05-11 |
| Adaptation of TMX for axle motion III truck application App 20060087174 - Sommerfeld; Howard | 2006-04-27 |
| Release hold mechanism for a hand brake having a quick release mechanism Grant 7,021,430 - Ring , et al. April 4, 2 | 2006-04-04 |
| Hand brake assembly for an ankle motion III truck bogie Grant 7,011,190 - Moriarity , et al. March 14, 2 | 2006-03-14 |
| Positional variable orifice pin for hydraulic pressure control in a draft gear App 20060043046 - Sommerfeld; Howard | 2006-03-02 |
| Arrangement for preventing energy absorbing material degradation on draft gears App 20060043044 - Ring; Michael E. ; et al. | 2006-03-02 |
| Locking device for an air brake hose coupling member App 20060043731 - Sommerfeld; Howard | 2006-03-02 |
| Long buff short draft travel draft gear for use in a 24.625 inch pocket App 20060043045 - Sommerfeld; Howard | 2006-03-02 |
| Release holding mechanism for ASR hand brake App 20050279184 - Sommerfeld, Howard ; et al. | 2005-12-22 |
| Taper under taper plate to increase side force on the movable plate App 20050252874 - King, Dennis W. ; et al. | 2005-11-17 |
| Long travel high capacity friction draft gear assembly App 20050224441 - Sommerfeld, Howard ; et al. | 2005-10-13 |
| Brake hose lifting apparatus App 20050173920 - Ring, Michael E. ; et al. | 2005-08-11 |
| Energy dissipating elastomer damper App 20050167385 - Sommerfeld, Howard | 2005-08-04 |
| High capacity draft gear Grant 6,923,331 - Sommerfeld August 2, 2 | 2005-08-02 |
| Housing for long travel high capacity friction draft gear assembly App 20050155947 - Sommerfeld, Howard ; et al. | 2005-07-21 |
| Draft gear assembly App 20050127019 - Sommerfeld, Howard | 2005-06-16 |
| Hand brake assembly for an axle motion III truck bogie App 20050034933 - Moriarity, Michael J. ; et al. | 2005-02-17 |
| High capacity draft gear App 20050029214 - Sommerfeld, Howard | 2005-02-10 |
| Release hold mechanism for a hand brake having a quick release mechanism App 20040188195 - Ring, Michael E. ; et al. | 2004-09-30 |
| Release hold mechanism with gravity weighted indicator flag App 20040183368 - Brandt, Staffan ; et al. | 2004-09-23 |
| Hand brake lever interface for single-cylinder truck-mounted railway car brake Grant 6,702,073 - Sommerfeld March 9, 2 | 2004-03-09 |
| Hand Brake Lever Interface For Single-cylinder Truck-mounted Railway Car Brake App 20040003971 - Sommerfeld, Howard | 2004-01-08 |
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