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Hitoshi Sugiyama
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Sagamihara-shi, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Fluid analysis system with densitometer having electrically isolate...
Patent number
10,215,604
Issue date
Feb 26, 2019
Schlumberger Technology Corporation
Hitoshi Sugiyama
G01 - MEASURING TESTING
Information
Patent Grant
Apparatus for monopole and multipole sonic logging of a downhole fo...
Patent number
9,927,541
Issue date
Mar 27, 2018
Schlumberger Technology Corporation
Toshihiro Kinoshita
G01 - MEASURING TESTING
Information
Patent Grant
Seal assembly
Patent number
9,874,069
Issue date
Jan 23, 2018
Schlumberger Technology Corporation
Masaei Ito
E21 - EARTH DRILLING MINING
Information
Patent Grant
Acoustic isolators
Patent number
9,557,435
Issue date
Jan 31, 2017
Schlumberger Technology Corporation
Hitoshi Sugiyama
E21 - EARTH DRILLING MINING
Information
Patent Grant
Methods and systems for wellhole logging utilizing radio frequency...
Patent number
9,024,776
Issue date
May 5, 2015
Schlumberger Technology Corporation
Hitoshi Sugiyama
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Acoustic sources
Patent number
8,511,421
Issue date
Aug 20, 2013
Schlumberger Technology Corporation
Hitoshi Sugiyama
G01 - MEASURING TESTING
Information
Patent Grant
Method and system for monitoring the incursion of particulate mater...
Patent number
8,448,704
Issue date
May 28, 2013
Schlumberger Technology Corporation
Shunetsu Onodera
E21 - EARTH DRILLING MINING
Information
Patent Grant
Method and system for monitoring the incursion of particulate mater...
Patent number
7,886,820
Issue date
Feb 15, 2011
Schlumberger Technology Corporation
Shunetsu Onodera
G01 - MEASURING TESTING
Information
Patent Grant
Circulation pump for circulating downhole fluids, and characterizat...
Patent number
7,707,878
Issue date
May 4, 2010
Schlumberger Technology Corporation
Kazumasa Kanayama
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Grant
Method and system for development of hydrocarbon bearing formations...
Patent number
7,530,392
Issue date
May 12, 2009
Schlumberger Technology Corporation
Hitoshi Sugiyama
E21 - EARTH DRILLING MINING
Information
Patent Grant
Acoustic logging tool sleeve
Patent number
7,334,661
Issue date
Feb 26, 2008
Schlumberger Technology Corporation
Jahir Pabon
G01 - MEASURING TESTING
Information
Patent Grant
Sonic logging tool including receiver and spacer structure
Patent number
7,336,562
Issue date
Feb 26, 2008
Schlumberger Technology Corporation
David Hoyle
G01 - MEASURING TESTING
Information
Patent Grant
Acoustic isolator between downhole transmitters and receivers
Patent number
7,216,737
Issue date
May 15, 2007
Schlumberger Technology Corporation
Hitoshi Sugiyama
G01 - MEASURING TESTING
Information
Patent Grant
Acoustic logging tool
Patent number
6,739,423
Issue date
May 25, 2004
Schlumberger Technology Corporation
Hitoshi Tashiro
G01 - MEASURING TESTING
Information
Patent Grant
Acoustic logging tool
Patent number
6,494,288
Issue date
Dec 17, 2002
Schlumberger Technology Corporation
Hitoshi Tashiro
G01 - MEASURING TESTING
Information
Patent Grant
Dipole logging tool
Patent number
6,474,439
Issue date
Nov 5, 2002
Schlumberger Technology Corporation
David Hoyle
G01 - MEASURING TESTING
Patents Applications
last 30 patents
Information
Patent Application
FLUID ANALYSIS SYSTEM
Publication number
20190186970
Publication date
Jun 20, 2019
SCHLUMBERGER TECHNOLOGY CORPORATION
Hitoshi Sugiyama
E21 - EARTH DRILLING MINING
Information
Patent Application
FLUID ANALYSIS SYSTEM
Publication number
20170146688
Publication date
May 25, 2017
SCHLUMBERGER TECHNOLOGY CORPORATION
Hitoshi Sugiyama
G01 - MEASURING TESTING
Information
Patent Application
Seal Assembly
Publication number
20160348461
Publication date
Dec 1, 2016
SCHLUMBERGER TECHNOLOGY CORPORATION
Masaei Ito
E21 - EARTH DRILLING MINING
Information
Patent Application
Apparatus for Monopole and Multipole Sonic Logging of A Downhole Fo...
Publication number
20150293251
Publication date
Oct 15, 2015
SCHLUMBERGER TECHNOLOGY CORPORATION
Toshihiro Kinoshita
G01 - MEASURING TESTING
Information
Patent Application
Method and System for Monitoring The Incursion of Particulate Mater...
Publication number
20140196885
Publication date
Jul 17, 2014
SCHLUMBERGER TECHNOLOGY CORPORATION
Shunetsu Onodera
E21 - EARTH DRILLING MINING
Information
Patent Application
Acoustic Isolators
Publication number
20140177391
Publication date
Jun 26, 2014
SCHLUMBERGER TECHNOLOGY CORPORATION
Hitoshi Sugiyama
G01 - MEASURING TESTING
Information
Patent Application
Method and System for Monitoring The Incursion of Particulate Mater...
Publication number
20120120769
Publication date
May 17, 2012
Shunetsu ONODERA
E21 - EARTH DRILLING MINING
Information
Patent Application
CIRCULATION PUMP FOR CIRCULATING DOWNHOLE FLUIDS, AND CHARACTERIZAT...
Publication number
20090078412
Publication date
Mar 26, 2009
SCHLUMBERGER TECHNOLOGY CORPORATION
KAZUMASA KANAYAMA
E21 - EARTH DRILLING MINING
Information
Patent Application
Methods and Systems for Wellhole Logging Utilizing Radio Frequency...
Publication number
20080068209
Publication date
Mar 20, 2008
SCHLUMBERGER TECHNOLOGY CORPORATION
Hitoshi Sugiyama
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
METHOD AND SYSTEM FOR MONITORING THE INCURSION OF PARTICULATE MATER...
Publication number
20070163780
Publication date
Jul 19, 2007
SCHLUMBERGER TECHNOLOGY CORPORATION
SHUNETSU ONODERA
E21 - EARTH DRILLING MINING
Information
Patent Application
METHOD AND SYSTEM FOR TOOL ORIENTATION AND POSITIONING AND PARTICUL...
Publication number
20070144741
Publication date
Jun 28, 2007
SCHLUMBERGER TECHNOLOGY CORPORATION
Brian W. CHO
E21 - EARTH DRILLING MINING
Information
Patent Application
METHOD AND SYSTEM FOR DEVELOPMENT OF HYDROCARBON BEARING FORMATIONS...
Publication number
20070144738
Publication date
Jun 28, 2007
SCHLUMBERGER TECHNOLOGY CORPORATION
Hitoshi SUGIYAMA
E21 - EARTH DRILLING MINING
Information
Patent Application
Acoustic logging tool sleeve
Publication number
20050173185
Publication date
Aug 11, 2005
Jahir Pabon
E21 - EARTH DRILLING MINING
Information
Patent Application
Acoustic isolator between downhole transmitters and receivers
Publication number
20050167101
Publication date
Aug 4, 2005
Hitoshi Sugiyama
G01 - MEASURING TESTING
Information
Patent Application
Acoustic logging tool
Publication number
20030024761
Publication date
Feb 6, 2003
Hitoshi Tashiro
G01 - MEASURING TESTING