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USPTO Patent Rankings Data through Dec 31, 2025
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Richard E. Longhouse — 27 Patents

General Motors: 19 patents #710 of 18,328Top 4%
Delphi Technologies: 8 patents #350 of 4,124Top 9%
Rochester, MI: #29 of 860 inventorsTop 4%
Michigan: #2,576 of 86,293 inventorsTop 3%
Overall (All Time): #142,059 of 4,157,543Top 4%
27 Patents All Time
Richard E. Longhouse has been granted 27 US patents while listed as an inventor at General Motors. The first was granted in 1980 and the most recent in September 2003. Richard E. Longhouse ranks #142,059 of 4,157,543 US inventors in our database (top 3.4%). Patent records list Richard E. Longhouse in Rochester, MI, US.

Issued Patents All Time

Showing 1–25 of 27 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
6622995 Hydraulic mount with magnetorheological fluid Thomas Baudendistel, Sanjiv Tewani, Jay Michael Shores, Mark Long, Chandra S. Namuduri +1 more 2003-09-23 $1,664,000
6547226 Bi-state hydraulic mount with annular decoupler Jay Michael Shores, Sanjiv Tewani, Mark Long 2003-04-15 $1,495,000
6357734 Suspension damper with vehicle spring preload Ilya Lisenker, Patrick Neil Hopkins, William C. Kruckemeyer 2002-03-19 $4,851,000
6318968 Magnetorheological fluid pumping system Michael Oliver, William C. Kruckemeyer 2001-11-20 $3,683,000
6318519 Magnetorheological fluid damper tunable for smooth transitions William C. Kruckemeyer, Eric L. Jensen, Patrick Neil Hopkins, John David Fehring, Ilya Lisenker +1 more 2001-11-20 $3,683,000
6318522 Rotary damper with magnetic seals Gary Lee Johnston, Michael Oliver, Brian P. Heber, William C. Kruckemeyer 2001-11-20 $3,683,000
6311810 Magnetorheological fluid damper Patrick Neil Hopkins, John David Fehring, Ilya Lisenker, William C. Kruckemeyer, Michael Oliver +2 more 2001-11-06 $23,284,000
6161662 Suspension damper for motor vehicle Gary Lee Johnston, William C. Kruckemeyer, Michael Oliver, Donelle Robert Mills 2000-12-19 $13,329,000
6085877 Bi-Directional Multiple State Suspension Damper Steven Ray Robinson, James Louis Lopez, Jr., Donelle Robert Mills, Gary Lee Johnston, Michael Oliver 2000-07-11
6068246 Slim profile hydraulic engine mount Chiung Alex Lee, Jay Michael Shores, Daniel Edward Ferris, II, Mark Long 2000-05-30
6056279 Duo-pumping hydraulic mount Chiung Alex Lee, Daniel Edward Ferris, II, Mark Long 2000-05-02
5897130 Chassis control system for controlling a vehicle chassis system based on wheel speed data Kamal N. Majeed, Albert Victor Fratini, Jr., Donald Edward Schenk, John F. Hoying 1999-04-27
5848678 Passive magnetorheological clutch Gary Lee Johnston, William C. Kruckemeyer 1998-12-15
5706919 Alternating state pressure regulation valved damper William C. Kruckemeyer, Patrick Neil Hopkins, Michael Oliver, Michael Anthony Dimatteo 1998-01-13
5690195 Alternating state pressure regulation valved damper William C. Kruckemeyer, Patrick Neil Hopkins, Michael Anthony Dimatteo, Michael Oliver 1997-11-25
5690396 Proportional fluid pressure regulation system Gary Lee Johnston, James William Zehnder, II, William C. Kruckemeyer, Michael Oliver 1997-11-25
5620028 Brake Module with integrated accumulator Gary Lee Johnston, James William Zehnder, II, William C. Kruckemeyer, Michael Oliver 1997-04-15
5609401 Proportional braking system with dual poppet valves Gary Lee Johnston, James William Zehnder, II, William C. Kruckemeyer, Michael Oliver 1997-03-11
5263694 Upper mount assembly for a suspension damper Stanley E. Smith, Wendell Collins, Jr., Eric L. Jensen 1993-11-23
5150886 Top mount assembly for a suspension actuator James P. Hamberg, Todd H. Baldini, Stanley E. Smith, Wendell Collins, Jr. 1992-09-29
5070970 Multi-tube shock absorber Gary Lee Johnston, William C. Kruckemeyer 1991-12-10
4692098 Airfoil for high efficiency/high lift fan Elias H. Razinsky, William Byron Roberts, II 1987-09-08
4685513 Engine cooling fan and fan shrouding arrangement Nick Vona, Jr. 1987-08-11
4433263 Commutator having segments with a varied dimension William Dale Cornwell, Harry C. Buchanan, Jr. 1984-02-21 $7,567,000
4329946 Shroud arrangement for engine cooling fan 1982-05-18 $8,947,000