DG

David C. Griffis

WH Wabtec Holding: 7 patents #15 of 164Top 10%
WB Westinghouse Air Brake: 3 patents #63 of 284Top 25%
RI Ricon: 1 patents #20 of 48Top 45%
Overall (All Time): #461,794 of 4,157,543Top 15%
11
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
D749930 Handle for a door controller Daniel A. Sanchez, Fotios Golemis, Gary L. Takata 2016-02-23
9097058 Bonded-in, anti-vandalism transit vehicle window system Stanton D. Saucier, Simon Evans 2015-08-04
8561351 Skirt for slide-glide door Peter Heidrich 2013-10-22
8291644 Locking mechanism for pneumatic differential engine for power-operated doors Gennady Plavnik, Frank Golemis, Michael O'Neill, Peter Heidrich 2012-10-23
8171672 Output shaft, teeter lever and pinion gear arrangement for pneumatic differential engine Gennady Plavnik, Michael O'Neill 2012-05-08
8033597 Glazed transit vehicle door or window Peter Heidrich 2011-10-11
D582750 Modular transit assist handle Peter Heidrich 2008-12-16
D562104 Modular transit assist handle 2008-02-19
7320496 Sealing arrangement for a transit vehicle Wieslaw Tomczyk, Fotios Golemis 2008-01-22
7143546 Sealing arrangement for a transit vehicle Wieslaw Tomczyk, Fotios Golemis 2006-12-05
6572177 Cover for flexible signal connection for a transit vehicle door 2003-06-03