Inventor
HARRISON STEPHEN
US85 patents
⚠️ This page may combine multiple inventors who share the name “HARRISON STEPHEN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HARRISON STEPHEN
11 patentsUS9034294B1May 19, 2015
Preparation of lithium carbonate from lithium chloride containing brines
HARRISON STEPHEN57 citations98
US8454816B1Jun 4, 2013
Selective recovery of manganese and zinc from geothermal brines
HARRISON STEPHEN47 citations98
US8574519B2Nov 5, 2013
Processes for preparing highly pure lithium carbonate and other highly pure lithium containing compounds
HARRISON STEPHEN33 citations95
US8287829B2Oct 16, 2012
Processes for preparing highly pure lithium carbonate and other highly pure lithium containing compounds
HARRISON STEPHEN37 citations95
US9051827B1Jun 9, 2015
Selective removal of silica from silica containing brines
HARRISON STEPHEN17 citations93
US8741256B1Jun 3, 2014
Preparation of lithium carbonate from lithium chloride containing brines
HARRISON STEPHEN29 citations93
US8597521B1Dec 3, 2013
Selective removal of silica from silica containing brines
HARRISON STEPHEN22 citations93
US8518232B1Aug 27, 2013
Selective recovery of manganese, lead and zinc
HARRISON STEPHEN33 citations91
US8435468B2May 7, 2013
Processes for preparing highly pure lithium carbonate and other highly pure lithium containing compounds
HARRISON STEPHEN21 citations91
US8901032B1Dec 2, 2014
Porous activated alumina based sorbent for lithium extraction
HARRISON STEPHEN19 citations90
US8637428B1Jan 28, 2014
Lithium extraction composition and method of preparation thereof
HARRISON STEPHEN27 citations86
SIMBOL INC
10 patentsUS9644126B2May 9, 2017
Treated geothermal brine compositions with reduced concentrations of silica, iron, and zinc
SIMBOL INC28 citations93
US9057117B2Jun 16, 2015
Selective recovery of manganese and zinc from geothermal brines
SIMBOL INC19 citations92
US9238851B1Jan 19, 2016
Selective recovery of manganese, lead and zinc
SIMBOL INC15 citations91
US9222149B2Dec 29, 2015
Preparation of lithium carbonate from lithium chloride containing brines
SIMBOL INC8 citations84
US9034295B2May 19, 2015
Preparation of lithium carbonate from lithium chloride containing brines
SIMBOL INC7 citations84
US9650555B2May 16, 2017
Treated geothermal brine compositions with reduced concentrations of iron and silica
SIMBOL INC17 citations83
US9644866B2May 9, 2017
Treated brine compositions with reduced concentrations of potassium, rubidium, and cesium
SIMBOL INC15 citations83
US9074265B2Jul 7, 2015
Processes for preparing highly pure lithium carbonate and other highly pure lithium containing compounds
SIMBOL INC8 citations83
US9527753B1Dec 27, 2016
Production of zinc chloride and zinc sulfate from geothermal brines
SIMBOL INC11 citations82
US9012357B2Apr 21, 2015
Lithium extraction composition and method of preparation thereof
SIMBOL INC11 citations79
PLURION LTD
5 patentsUS7252905B2Aug 7, 2007
Lanthanide batteries
PLURION LTD61 citations97
US7214443B2May 8, 2007
Secondary battery with autolytic dendrites
PLURION LTD58 citations95
US7560189B2Jul 14, 2009
Mixed electrolyte battery
PLURION LTD40 citations92
US7297437B2Nov 20, 2007
Battery with gelled electrolyte
PLURION LTD38 citations92
US7270911B2Sep 18, 2007
Load leveling battery and methods therefor
PLURION LTD47 citations91
TERRALITHIUM LLC
5 patentsUS11174532B1Nov 16, 2021
Processes for producing lithium compounds using reverse osmosis
TERRALITHIUM LLC15 citations85
US10773970B2Sep 15, 2020
Preparation of lithium carbonate from lithium chloride containing brines
TERRALITHIUM LLC7 citations84
US10829676B2Nov 10, 2020
Treated geothermal brine compositions with reduced concentration of silica, iron and lithium
TERRALITHIUM LLC5 citations83
US12252409B2Mar 18, 2025
Preparation of lithium carbonate from lithium chloride containing brines
TERRALITHIUM LLC2 citations75
US11649170B2May 16, 2023
Preparation of lithium carbonate from lithium chloride containing brines
TERRALITHIUM LLC1 citations73
ALGER ALTERNATIVE ENERGY LLC
4 patentsUS10190030B2Jan 29, 2019
Treated geothermal brine compositions with reduced concentrations of silica, iron and lithium
ALGER ALTERNATIVE ENERGY LLC21 citations92
US9995121B2Jun 12, 2018
Selective removal of silica from silica containing brines
ALGER ALTERNATIVE ENERGY LLC7 citations84
US9834449B2Dec 5, 2017
Preparation of lithium carbonate from lithium chloride containing brines
ALGER ALTERNATIVE ENERGY LLC7 citations84
US9764318B2Sep 19, 2017
Porous activated alumina based sorbent for lithium extraction
ALGER ALTERNATIVE ENERGY LLC9 citations81
PLURION SYSTEMS INC
2 patentsHYDRO QUEBEC
2 patentsLIMTECH
1 patentBURBA III JOHN L
1 patentPLURION LTD COMPANY
1 patentBROADVISION
1 patentHARVARD COLLEGE
1 patentUT BATTELLE LLC
1 patentSCHLUMBERGER TECHNOLOGY CORP
1 patentHITACHI VANTARA LLC
1 patentAll American Lithium LLC
1 patentGLAXO GROUP LTD
1 patentELECTRO MEDICAL EQUIPMENT LTD
1 patentShowing the top 50 of 85 patents by PatentIndex Score.