RM

Richard F. Murphy

TT The Torrington: 15 patents #6 of 265Top 3%
ZE Zeftek: 9 patents #4 of 8Top 50%
HO Holland: 7 patents #4 of 76Top 6%
Apple: 6 patents #4,753 of 18,612Top 30%
TU Timken Us: 3 patents #3 of 47Top 7%
KU Koyo Bearings Usa: 2 patents #2 of 17Top 15%
Boston Scientific Scimed: 1 patents #2,324 of 3,579Top 65%
BP Bayer Pharma: 1 patents #440 of 819Top 55%
📍 Boulder Creek, CA: #3 of 43 inventorsTop 7%
🗺 California: #7,415 of 386,348 inventorsTop 2%
Overall (All Time): #50,219 of 4,157,543Top 2%
52
Patents All Time

Issued Patents All Time

Showing 26–50 of 52 patents

Patent #TitleCo-InventorsDate
5682964 Brake beam wear plate 1997-11-04
5598936 Coupler carrier wear plate for long-shank couplers 1997-02-04
5576739 Carbon monoxide safety system 1996-11-19
5529402 Tapered drawn cup needle bearing 1996-06-25
5415108 Auto rack panel gap sealer Michael K. Burke, Michael Murphy 1995-05-16
5385413 Bearing assembly with axial retention James Van Horne, Walter Gist 1995-01-31
5329891 Rocker arm assembly John A. DiLauro, Matthew G. Urmaza 1994-07-19
5313916 Rocker arm assembly 1994-05-24
5297509 Rocker arm assembly 1994-03-29
5259677 Axially restrained and balanced eccentric bearing David A. Degrange, Philip J. Draper, Steven C. Santelman 1993-11-09
5239933 Auto rack panel gap sealer and bumper Michael K. Burke, Michael Murphy 1993-08-31
5195475 Rocker arm assembly Gordon L. Steltzer 1993-03-23
5145076 Plastic knuckle pin with annular relief grooves for preventing pin failure due to fatigue Michael K. Burke 1992-09-08
5074261 Rocker arm assembly Michael G. Hamburg, Gordon L. Steltzer 1991-12-24
5044788 Grooved mounting for bearing separator Steven C. Santelman 1991-09-03
4869604 Roller bearing assembly Gary J. Hill 1989-09-26
4830516 Roller bearing Carl Davenport 1989-05-16
4795007 Brake rod protector Michael K. Burke 1989-01-03
4729670 Roller bearing Thomas J. Daul 1988-03-08
4480721 Snap-on slide bearing for recessed type guide lugs of unit brake beams 1984-11-06
4476717 Scanning gauge apparatus 1984-10-16
4471857 Guide bearing for mounting unit brake beams 1984-09-18
4463836 Snap-on slide bearing for U-section type unit brake beam guide lugs Michael Murphy 1984-08-07
4463835 Slide bearing attachment for U-section type unit brake beam guide lugs Michael Murphy 1984-08-07
4343407 Coupler lubricating bearing wear liner channel shaped support plate 1982-08-10