Inventor

Michael J. Stephenson

Inventor
Oak Ridge, TN, US

Overview

12→
Patents
1978–2017
Patent span
Chemistry
Primary field (CPC C)

Patents· 12 as inventor

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

B01Dprimary
B01DSeparation14%
C01GCompounds containing metals not covered by subclasses c01d or c01f14%
Y02PClimate change mitigation technologies in the production or processing of goods14%
C01BNon-metallic elements9%
C03BManufacture, shaping, or supplementary processes9%
A61PSpecific therapeutic activity of chemical compounds or medicinal preparations5%
B01JChemical or physical processes, e.g. catalysis or colloid chemistry5%
C01PIndexing scheme relating to structural and physical aspects of solid inorganic compounds5%
C07DHeterocyclic compounds5%
C22BProduction and refining of metals5%

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1978–1981Patents assigned to US ENERGY (2)· patent assignee history
1978–1999Based in Oak Ridge, TN, US· patent location history
1985Patents assigned to ANDREWS DEBORAH H (1)· patent assignee history
1998–1999Patents assigned to MOLTEN METAL TECH INC (3)· patent assignee history
2016–2017Patents assigned to CORNING INC (2)· patent assignee history
2016Patents assigned to CONTROL4 CORP (1)· patent assignee history
2016–2017Based in Bath, NY, US· patent location history
2016Based in Salt Lake City, UT, US· patent location history
2017Based in Norwich, GB· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
MOLTEN METAL TECH INC31998–1999
CORNING INC22016–2017
US ENERGY21978–1981
ANDREWS DEBORAH H11985
CONTROL4 CORP12016
Locations
LocationPatentsSpan
Oak Ridge, TN, US81978–1999
Bath, New York, US22016–2017
Norwich, GB12017
Salt Lake City, UT, US12016