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Inventor

John F. Varni

Inventor
Los Gatos, CA, US

Overview

15→
Patents
2005–2020
Patent span
Physics
Primary field (CPC G)

Patents· 15 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

G01Nprimary
G01NInvestigating or analysing materials by determining their chemical or physical properties18%
B01JChemical or physical processes, e.g. catalysis or colloid chemistry12%
C40BCombinatorial chemistry12%
Y10TTechnical subjects covered by former us classification12%
G01FMeasuring volume, volume flow, mass flow or liquid level8%
H01MProcesses or means, e.g. batteries, for the direct conversion of chemical energy into electrical energy6%
Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution6%
Y02PClimate change mitigation technologies in the production or processing of goods6%
B01FMixing, e.g. dissolving, emulsifying or dispersing4%
B01LChemical or physical laboratory apparatus for general use4%
PatentTitleYear
10,640,531Systems and methods for exchange of buffer solutions202010,283,807Longitudinal constraints for energy storage devices201910,256,507Constrained electrode assembly201910,195,581Parallel reactor systems and methods for preparing materials201910,177,400Dimensional constraints for three-dimensional batteries20199,915,591'Methods for sampling from non-atmospheric vessels in a parallel reactor system'20188,732,938'Method of packaging a sensor'20147,858,049'Apparatus and methods for parallel processing of multiple reaction mixtures'20107,721,590'Resonator sensor assembly'20107,549,978'Needle assembly'20097,350,367'Environmental control system fluid sensing system and method'20087,335,513'Apparatus and methods for parallel processing of multiple reaction mixtures'20087,254,990'Machine fluid sensor'20077,043,969'Machine fluid sensor and method'20066,939,515'Apparatuses and methods for creating and testing pre-formulations and systems for same'2005

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2005–2009Patents assigned to SYMYX TECHNOLOGIES INC (4)· patent assignee history
2005–2019Based in Los Gatos, CA, US· patent location history
2010–2014Patents assigned to HELLA KGAA HUECK & CO (2)· patent assignee history
2010–2014Patents assigned to MEAS France (2)· patent assignee history
2018–2020Patents assigned to UNCHAINED LABS (3)· patent assignee history
2019Patents assigned to ENOVIX CORP (3)· patent assignee history
2020Based in Sunnyvale, CA, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
SYMYX TECHNOLOGIES INC42005–2009
ENOVIX CORP32019
UNCHAINED LABS32018–2020
HELLA KGAA HUECK & CO22010–2014
MEAS France22010–2014
Locations
LocationPatentsSpan
Los Gatos, California, US142005–2019
Sunnyvale, California, US12020