RH

Robert L. Hess

PS Progressive Angioplasty Systems: 5 patents #1 of 2Top 50%
Philips: 2 patents #2,426 of 7,731Top 35%
WE Westinghouse Electric: 2 patents #1,558 of 5,139Top 35%
RA Ruhrgas Aktiengesellschaft: 2 patents #8 of 54Top 15%
AS Advanced Surgical: 2 patents #3 of 16Top 20%
UN Unknown: 1 patents #29,356 of 83,584Top 40%
ST Strippit: 1 patents #5 of 13Top 40%
NP Northern Engineering Industries Plc: 1 patents #11 of 45Top 25%
EI Electric Power Research Institute: 1 patents #421 of 1,201Top 40%
📍 North Versailles, PA: #3 of 99 inventorsTop 4%
🗺 Pennsylvania: #2,785 of 74,527 inventorsTop 4%
Overall (All Time): #186,202 of 4,157,543Top 5%
23
Patents All Time

Issued Patents All Time

Showing 1–23 of 23 patents

Patent #TitleCo-InventorsDate
7545915 Dose rate control in an X-ray system Reinhard Steiner 2009-06-09
RE39157 Apparatus for restenosis treatment 2006-07-04
6556656 X-ray tube provided with a flat cathode Frank Demuth 2003-04-29
6516918 Tree stand with cable support 2003-02-11
6190439 Method and device to eliminate or reduce decor damaging fragrant candle emissions David Bresnahan 2001-02-20
5933905 Paint trimming apparatus with guide 1999-08-10
5545210 Method of implanting a permanent shape memory alloy stent John Bramfitt 1996-08-13
5524633 Self-deploying isolation bag Malcolm Heaven, Ary S. Chernomorsky 1996-06-11
5411466 Apparatus for restenosis treatment 1995-05-02
5337754 Inflatable isolation bag Malcolm Heaven, Stephen Shapiro 1994-08-16
5302168 Method and apparatus for restenosis treatment 1994-04-12
5197978 Removable heat-recoverable tissue supporting device 1993-03-30
5141518 Angioplasty catheter with close-fitting guidewire and tube Jeffrey P. Callister 1992-08-25
5120308 Catheter with high tactile guide wire 1992-06-09
5066298 Article and method of sheathing angioplasty balloons 1991-11-19
4986153 Method and apparatus for the parting and removal of pieces from punch presses Edgard Matrak 1991-01-22
4941345 Method and apparatus for the measurement of gas properties Detlef Altemark, Karl H. Hillringhaus 1990-07-17
4927413 Catheter for balloon angioplasty 1990-05-22
4859171 Method and apparatus of operating pre-mixed burners Detlef Altemark 1989-08-22
4808164 Catheter for balloon angioplasty 1989-02-28
4403105 Gas-insulated bushing having finger contact expansion joint Zeno Neri 1983-09-06
4291208 Gas-insulated circuit-interrupter having improved insulating nozzle Charles F. Cromer, Kue H. Yoon, Thomas E. Kelsey, Michael G. Caithness 1981-09-22
4249049 High voltage plain break circuit interrupter William H. Fischer, Charles F. Cromer, Lee E. Berkebile 1981-02-03