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Inventor

Robert M. Dreyfuss

Inventor
London, GB

Overview

8→
Patents
1976–2008
Patent span
LOC
Primary field

Patents· 8 as inventor

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

LOC10primary
LOC1045%
C01BNon-metallic elements27%
Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution27%
PatentTitleYear
D0574261'Combined watch and bracelet'2008D0550102'Watch'2007D0508211'Combined watch and bracelet'2005D0507975'Combined watch and bracelet'2005D0506935'Combined watch and bracelet'20053,984,530'Methane-methanol cycle for the thermochemical production of hydrogen'19763,969,495'Thermochemical production of hydrogen'19763,957,956'Closed cycle ion exchange method for regenerating acids, bases and salts'1976

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1976Patents assigned to US ENERGY (3)· patent assignee history
1976Based in Mount Vernon, NY, US· patent location history
1976Based in Livermore, CA, US· patent location history
2005–2008Patents assigned to MONTRES ROTARY S A ROTARY WATC (3)· patent assignee history
2005Patents assigned to ROTARY WATCH COMPANY LTD (1)· patent assignee history
2005–2008Based in London, GB· patent location history
2007Patents assigned to MONTRES ROTARY S A FAB DE (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
MONTRES ROTARY S A ROTARY WATC32005–2008
US ENERGY31976
MONTRES ROTARY S A FAB DE12007
ROTARY WATCH COMPANY LTD12005
Locations
LocationPatentsSpan
London, GB52005–2008
Mount Vernon, New York, US21976
Livermore, California, US11976