TH

Teruhiko Hagiwara

Shell Oil Compny: 11 patents #254 of 4,423Top 6%
HS Halliburton Energy Services: 10 patents #662 of 4,711Top 15%
Saudi Arabian Oil: 4 patents #810 of 4,275Top 20%
AS Aramco Services: 1 patents #15 of 61Top 25%
HA Halliburton: 1 patents #490 of 857Top 60%
BH Baker Hughes Holdings: 1 patents #1,949 of 3,522Top 60%
Bridgestone: 1 patents #1,586 of 2,860Top 60%
📍 Houston, TX: #493 of 21,073 inventorsTop 3%
🗺 Texas: #3,693 of 125,132 inventorsTop 3%
Overall (All Time): #118,295 of 4,157,543Top 3%
31
Patents All Time

Issued Patents All Time

Showing 26–31 of 31 patents

Patent #TitleCo-InventorsDate
5753813 Apparatus and method for monitoring formation compaction with improved accuracy 1998-05-19
5656930 Method for determining the anisotropic properties of a subterranean formation consisting of a thinly laminated sand/shale sequence using an induction type logging tool 1997-08-12
5468452 Quantitative analysis combining high performance liquid chromatograph and mass spectrometer 1995-11-21
4739255 Method for analyzing thinly bedded sand/shale formations 1988-04-19
4626785 Focused very high frequency induction logging 1986-12-02
4529938 High frequency induction method for locating the interface between formations having the same resistivity 1985-07-16