RS

Robert J. Schroeder

Schlumberger Technology: 20 patents #230 of 7,293Top 4%
SL Sensor Highway Limited: 1 patents #16 of 21Top 80%
Overall (All Time): #182,753 of 4,157,543Top 5%
23
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
11433611 Dual hob drive quick release high flow filament extruder Jonathan R. Schroeder, Joseph A. Binka, Kenshin Ushiroda 2022-09-06
9291585 Apparatus and method for phase equilibrium with in-situ sensing Anil Singh, Kurt Schmidt, Brian Abbott, Eric Paul Donzler 2016-03-22
8910514 Systems and methods of determining fluid properties Matthew T. Sullivan, Christopher Harrison, Ahmad Latifzai, Elizabeth Smythe, Shunsuke Fukagawa +1 more 2014-12-16
8786860 Measurement of liquid fraction dropout using micropatterned surfaces Christopher Harrison, Matthew T. Sullivan, Bradley Martin, Albert Ballard Andrews, Oliver C. Mullins 2014-07-22
8564768 High pressure and high temperature optical spectroscopy cell using spherical surfaced lenses in direct contact with a fluid pathway Bill Grant, Dan Angelescu 2013-10-22
8389054 Fabrication technique for metallic devices with embedded optical elements, optical devices, or optical and electrical feedthroughs Dan Angelescu 2013-03-05
7933018 Spectral imaging for downhole fluid characterization Stephane Vannuffelen, Ahmed Hammami, Toru Terabayashi, Tsutomu Yamate, Terry Sopkow +6 more 2011-04-26
7799278 Microfluidic system for chemical analysis Philippe Salamitou, Joyce Wong, Bhavani Raghuraman, Jagdish Shah, Ronald E. G. van Hal +1 more 2010-09-21
7695629 Microfluidic separator Philippe Salamitou, Joyce Wong, Bhavani Raghuraman, Jagdish Shah, Ronald E. G. van Hal +1 more 2010-04-13
7658226 Method of monitoring fluid placement during stimulation treatments Murtaza Ziauddin, Bhavani Raghuraman, Li Jiang, Xuefei Sun, Sebastien Fremont +7 more 2010-02-09
7279678 Method and apparatus for composition analysis in a logging environment A. Ballard Andrews, Jacques Jundt, Bhavani Raghuraman, Oliver C. Mullins 2007-10-09
7215416 Method for measuring using optical fiber distributed sensor Tsutomu Yamate, Rogerio Tadeu Ramos, Oliver C. Mullins 2007-05-08
7126680 Method for measuring and calibrating measurements using optical fiber distributed sensor Tsutomu Yamate, Rogerio Tadeu Ramos, Oliver C. Mullins 2006-10-24
6946645 Measuring system with sweeping comb filter and multiplexer Jeffrey A. Tarvin, Rogerio Tadeu Ramos, Tsutomu Yamate 2005-09-20
6898339 Multiple mode pre-loadable fiber optic pressure and temperature sensor Jagdish Shah, Philip Dryden, Rogerio Tadeu Ramos, Raghu Madhavan 2005-05-24
6751556 Technique and system for measuring a characteristic in a subterranean well Jeffrey A. Tarvin, Rogerio Tadeu Ramos, George A. Brown 2004-06-15
6363180 Methods and apparatus for enhancing dynamic range, sensitivity, accuracy, and resolution in fiber optic sensor systems Tsutomu Yamate, Rogerio Tadeu Ramos, Eric Udd 2002-03-26
6304686 Methods and apparatus for measuring differential pressure with fiber optic sensor systems Tsutomu Yamate, Rogerio Tadeu Ramos, Raghu Madhavan 2001-10-16
6246048 Methods and apparatus for mechanically enhancing the sensitivity of longitudinally loaded fiber optic sensors Rogerio Tadeu Ramos, Raghu Madhavan, Tsutomu Yamate, Stephen Balkunas 2001-06-12
6218661 Methods and apparatus for mechanically enhancing the sensitivity of transversely loaded fiber optic sensors Tsutomu Yamate, Rogerio Tadeu Ramos, Raghu Madhavan, Eric Udd 2001-04-17
5841131 Fiber optic pressure transducers and pressure sensing system incorporating same Eric Udd 1998-11-24
5790185 Video inspection or logging tool Francois M. Auzerais, Benoit Couet, Jeffrey A. Tarvin 1998-08-04
5166747 Apparatus and method for analyzing the composition of formation fluids Jeffrey A. Tarvin 1992-11-24