Inventor

KANAYAMA KAZUMASA

JP8 patents

⚠️ This page may combine multiple inventors who share the name “KANAYAMA KAZUMASA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

SCHLUMBERGER TECHNOLOGY CORP

5 patents

US7331386B2Feb 19, 2008

Anchor arm for seismic logging tool

SCHLUMBERGER TECHNOLOGY CORP13 citations82

US7707878B2May 4, 2010

Circulation pump for circulating downhole fluids, and characterization apparatus of downhole fluids

SCHLUMBERGER TECHNOLOGY CORP9 citations81

US9611735B2Apr 4, 2017

Image-based measurement of a fluid

SCHLUMBERGER TECHNOLOGY CORP2 citations71

US8925379B2Jan 6, 2015

Downhole sensor systems and methods thereof

SCHLUMBERGER TECHNOLOGY CORP2 citations62

US9429013B2Aug 30, 2016

Optical window assembly for an optical sensor of a downhole tool and method of using same

SCHLUMBERGER TECHNOLOGY CORP1 citations52

KANAYAMA KAZUMASA

1 patent

US8109157B2Feb 7, 2012

Methods and apparatus of downhole fluids analysis

KANAYAMA KAZUMASA26 citations83

HSU KAI

1 patent

US8434357B2May 7, 2013

Clean fluid sample for downhole measurements

HSU KAI9 citations82

YAMATE TSUTOMU

1 patent

US8397561B2Mar 19, 2013

Downhole sensor systems and methods thereof

YAMATE TSUTOMU5 citations79