Inventor

Larry W. Plemmons

Inventor

Fairfield, OH, US

Overview

1992–2002

Patent span

Mechanical engineering

Primary field (CPC F)

Patents· 27 as inventor

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

F01Dprimary

F01DNon-positive displacement machines or engines, e.g. steam turbines44%

Y10TTechnical subjects covered by former us classification12%

F05DIndexing scheme for aspects relating to non-positive-displacement machines or engines, gas-turbines or jet-propulsion plants10%

F02CGas-turbine plants6%

Y02TClimate change mitigation technologies related to transportation6%

F04DNon-positive-displacement pumps4%

F16JPistons4%

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests4%

B32BLayered products, i.e. products built-up of strata of flat or non-flat, e.g. cellular or honeycomb, form2%

C21DModifying the physical structure of ferrous metals2%

PatentTitleYear

6,499,950'Cooling circuit for a gas turbine bucket and tip shroud'2002 6,422,807'Turbine inner shell heating and cooling flow circuit'2002 6,095,750'Turbine nozzle assembly'2000 5,685,158'Compressor rotor cooling system for a gas turbine'1997 5,641,267'Controlled leakage shroud panel'1997 5,593,277'Smart turbine shroud'1997 5,593,276'Turbine shroud hanger'1997 5,562,408'Isolated turbine shroud'1996 5,555,721'Gas turbine engine cooling supply circuit'1996 5,553,999'Sealable turbine shroud hanger'1996 5,472,313'Turbine disk cooling system'1995 5,427,866'Platinum, rhodium, or palladium protective coatings in thermal barrier coating systems'1995 5,419,792'Method and apparatus for cooling a workpiece'1995 5,400,952'Method and apparatus for damping a brush seal'1995 5,232,339'Finned structural disk spacer arm'1993 5,218,816'Seal exit flow discourager'1993 5,205,708'High pressure turbine component interference fit up'1993 5,205,115'Gas turbine engine case counterflow thermal control'1993 5,195,868'Heat shield for a compressor/stator structure'1993 5,174,714'Heat shield mechanism for turbine engines'1992 5,169,287'Shroud cooling assembly for gas turbine engine'1992 5,165,848'Vane liner with axially positioned heat shields'1992 5,149,250'Gas turbine vane assembly seal and support system'1992 5,127,793'Turbine shroud clearance control assembly'1992 5,127,795'Stator having selectively applied thermal conductivity coating'1992 5,118,120'Leaf seals'1992 5,090,865'Windage shield'1992

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1992–2002Patents assigned to GEN ELECTRIC (26)· patent assignee history

1992–1997Based in Fairfield, OH, US· patent location history

2000–2002Based in Hamilton, OH, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
GEN ELECTRIC	26	1992–2002

Locations

Location	Patents	Span
Fairfield, OH, US	24	1992–1997
Hamilton, OH, US	3	2000–2002