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USPTO Data Jan 1 1976 - Oct 20 2026
2 Patents
#4 in Lamar, MO
#1,320 in Missouri
#94,905 in US
O'sullivan Trenchless Installation Services
Forward Citations = 28
6 inventors:
Lamar, MO, United States of America
O'sullivan Trenchless Installation Services
CIPO Patents = 1
Forward Citations = 28
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6 inventors (with patents filed for the assignee):
Larry W Kiest, Jr (2 out of 112 patents)
Jason Bartlett (2 out of 2 patents)
Thomas M O'Sullivan, Iii (2 out of 2 patents)
4. Raymond L Greek (2 out of 2 patents)
5. Timothy L Back (2 out of 2 patents)
6. Donald L Betzold (2 out of 2 patents)
7. Larry Kiest (3 patents)
8. Raymond Greek (0 patent)
9. Tim Back (0 patent)
10. Don Betzold (0 patent)
11. Thomas M O'sullivan Iii (0 patent)
2 patents:
IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: O'sullivan Trenchless Installation Services. Retrieved from https://idiyas.com/company/o-sullivan-trenchless-installation-services
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
1 patent (CIPO):
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]