Inventor
Srikrishnan T. Tolappa
Inventor
Aurora, IL, US
Overview
Patents· 13 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
F15Bprimary
F15BSystems acting by means of fluids in general52%
E02FDredging29%
F16KValves10%
B60GVehicle suspension arrangements5%
Y10TTechnical subjects covered by former us classification5%
PatentTitleYear
6,955,115'Hydraulic circuit having pressure equalization during regeneration'20056,761,027'Pressure-compensated hydraulic circuit with regeneration'20046,715,403'Independent and regenerative mode fluid control system'20046,701,822'Independent and regenerative mode fluid control system'20046,357,230'Hydraulic ride control system'20026,321,534'Ride control'20016,293,181'Control system providing a float condition for a hydraulic cylinder'20016,186,044'Fluid control system with float capability'20016,173,639'Fluid control system having float control'20016,161,467'Fluid control system with regeneration'20006,089,528'Poppet valve control with sealing element providing improved load drift control'20005,950,989'Valve interface having mismatched radii'19995,906,351'Integrated electrohydraulic actuator'1999Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1999–2005Patents assigned to CATERPILLAR INC (13)· patent assignee history
1999–2005Based in Aurora, IL, US· patent location history
2004Patents assigned to CATERPILLAR MITSUBISHI LTD (2)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| CATERPILLAR INC | 13 | 1999–2005 |
| CATERPILLAR MITSUBISHI LTD | 2 | 2004 |
Locations
| Location | Patents | Span |
|---|---|---|
| Aurora, Illinois, US | 13 | 1999–2005 |