Inventor
William C. Sahm
Inventor
Peoria, IL, US
Overview
Patents· 14 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
E02Fprimary
E02FDredging43%
F02BInternal-combustion piston engines13%
G01SRadio direction-finding13%
G01CMeasuring distances, levels or bearings9%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests9%
B60KArrangement or mounting of propulsion units or of transmissions in vehicles4%
E01CConstruction of, or surfaces for, roads, sports grounds, or the like4%
F01PCooling of machines or engines in general4%
PatentTitleYear
7,747,369'System and method for sharing terrain data among multiple machines'20107,113,105'Work machine display system'20067,079,931'Positioning system for an excavating work machine'20065,951,612'Method and apparatus for determining the attitude of an implement'19995,951,613'Apparatus and method for determining the position of a work implement'19995,935,183'Method and system for determining the relationship between a laser plane and an external coordinate system'19995,850,341'Method and apparatus for monitoring material removal using mobile machinery'19985,735,352'Method for updating a site database using a triangular irregular network'19985,692,467'Ventilation apparatus for an enclosure'19975,467,747'Noise suppression enclosure for an engine'19955,438,771'Method and apparatus for determining the location and orientation of a work machine'19955,404,661'Method and apparatus for determining the location of a work implement'19955,297,517'Noise suppression enclosure for an engine'19945,065,326'Automatic excavation control system and method'1991Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1991–2006Patents assigned to CATERPILLAR INC (13)· patent assignee history
1991–1999Based in Peoria, IL, US· patent location history
2006–2010Based in Dunlap, IL, US· patent location history
2010Patents assigned to CATERPILLAR TRIMBLE CONTROL (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| CATERPILLAR INC | 13 | 1991–2006 |
| CATERPILLAR TRIMBLE CONTROL | 1 | 2010 |
Locations
| Location | Patents | Span |
|---|---|---|
| Peoria, Illinois, US | 11 | 1991–1999 |
| Dunlap, Illinois, US | 3 | 2006–2010 |