Wataru Izuhara

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Inagi-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
System and method for quantitative cement bond evaluation
- Patent number 11,015,427
- Issue date May 25, 2021
- Schlumberger Technology Corporation
- Wataru Izuhara
- E21 - EARTH DRILLING MINING
Information Patent Grant
Acoustic tool eccentering correction
- Patent number 10,655,462
- Issue date May 19, 2020
- Schlumberger Technology Corporation
- Naoki Sakiyama
- G01 - MEASURING TESTING
Information Patent Grant
Acoustic sensing with azimuthally distributed transmitters and rece...
- Patent number 10,585,202
- Issue date Mar 10, 2020
- Schlumberger Technology Corporation
- Naoki Sakiyama
- G01 - MEASURING TESTING
Information Patent Grant
Downhole acoustic mapping
- Patent number 10,364,664
- Issue date Jul 30, 2019
- Schlumberger Technology Corporation
- Hiroshi Hori
- G01 - MEASURING TESTING
Information Patent Grant
Acoustic sources
- Patent number 8,511,421
- Issue date Aug 20, 2013
- Schlumberger Technology Corporation
- Hitoshi Sugiyama
- G01 - MEASURING TESTING

Patents Applicationslast 30 patents

Information Patent Application
Acoustic Tool Eccentering Correction
- Publication number 20180003844
- Publication date Jan 4, 2018
- SCHLUMBERGER TECHNOLOGY CORPORATION
- Naoki Sakiyama
- G01 - MEASURING TESTING
Information Patent Application
Acoustic Sensing with Azimuthally Distributed Transmitters and Rece...
- Publication number 20180003845
- Publication date Jan 4, 2018
- SCHLUMBERGER TECHNOLOGY CORPORATION
- Naoki Sakiyama
- G01 - MEASURING TESTING
Information Patent Application
Downhole Acoustic Mapping
- Publication number 20180003843
- Publication date Jan 4, 2018
- SCHLUMBERGER TECHNOLOGY CORPORATION
- Hiroshi Hori
- G01 - MEASURING TESTING
Information Patent Application
SYSTEM AND METHODOLOGY FOR REMOVING NOISE ASSOCIATED WITH SONIC LOG...
- Publication number 20180003846
- Publication date Jan 4, 2018
- SCHLUMBERGER TECHNOLOGY CORPORATION
- Toshimichi Wago
- G01 - MEASURING TESTING
Information Patent Application
SYSTEM AND METHOD FOR QUANTITATIVE CEMENT BOND EVALUATION
- Publication number 20170226844
- Publication date Aug 10, 2017
- SCHLUMBERGER TECHNOLOGY CORPORATION
- Wataru Izuhara
- E21 - EARTH DRILLING MINING
Information Patent Application
Method and System of Quantitative Cement Evaluation Using Logging W...
- Publication number 20150168581
- Publication date Jun 18, 2015
- SCHLUMBERGER TECHNOLOGY CORPORATION
- Wataru Izuhara
- G01 - MEASURING TESTING