Inventor
Pierre E. Collee
Inventor
Kingwood, TX, US
Overview
Patents· 8 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
E21Bprimary
E21BEarth or rock drilling73%
C09KMaterials for miscellaneous applications, not provided for elsewhere27%
PatentTitleYear
6,283,228'Method for preserving core sample integrity'20016,006,844'Method and apparatus for simultaneous coring and formation evaluation'19995,881,825'Method for preserving core sample integrity'19995,568,838'Bit-stabilized combination coring and drilling system'19965,560,438'Method and composition for preserving core sample integrity using an encapsulating material'19965,546,798'Method and composition for preserving core sample integrity using a water soluble encapsulating material'19965,482,123'Method and apparatus for pressure coring with non-invading gel'19965,360,074'Method and composition for preserving core sample integrity using an encapsulating material'1994Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1994–2001Patents assigned to BAKER HUGHES INC (8)· patent assignee history
1994–1999Based in Kingwood, TX, US· patent location history
1999–2001Based in Houston, TX, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| BAKER HUGHES INC | 8 | 1994–2001 |
Locations
| Location | Patents | Span |
|---|---|---|
| Kingwood, Texas, US | 6 | 1994–1999 |
| Houston, Texas, US | 2 | 1999–2001 |