Inventor

Randall S. Gemmen

Inventor

Morgantown, WV, US

Overview

1991–2007

Patent span

Mechanical engineering

Primary field (CPC F)

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

F05Dprimary

F05DIndexing scheme for aspects relating to non-positive-displacement machines or engines, gas-turbines or jet-propulsion plants15%

F23NRegulating or controlling combustion15%

F23RGenerating combustion products of high pressure or high velocity, e.g. gas-turbine combustion chambers15%

A47BTables8%

F15CFluid-circuit elements predominantly used for computing or control purposes8%

F16KValves8%

H01MProcesses or means, e.g. batteries, for the direct conversion of chemical energy into electrical energy8%

Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution8%

Y02PClimate change mitigation technologies in the production or processing of goods8%

Y02TClimate change mitigation technologies related to transportation8%

PatentTitleYear

Assembled from patent assignee/location history and declaration credentials.

1991Patents assigned to ARMOUR GEMMEN MARIAN G (1)· patent assignee history

1991Patents assigned to GEMMEN RANDALL S (1)· patent assignee history

1991Based in Livermore, CA, US· patent location history

1998Patents assigned to US ARMY (2)· patent assignee history

1998–2007Based in Morgantown, WV, US· patent location history

2007Patents assigned to US ENERGY (1)· patent assignee history

Assignee and location history derived from the patent record.

Assignees

Locations

Location	Patents	Span
Morgantown, WV, US	3	1998–2007
Livermore, California, US	1	1991