Assignee
HARRISON STEPHEN
US13 patents
Top patents by PatentIndex Score
US9034294B1May 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
US9479216B2Oct 25, 2016
Spread spectrum method and apparatus
HARRISON STEPHEN3 citations72
US11370135B2Jun 28, 2022
Firefighter's ax
HARRISON STEPHEN1 citations63