Inventor

William Lee Herron

Inventor

Elizabeth, NJ, US

Overview

35→

Patents

1977–2013

Patent span

Mechanical engineering

Primary field (CPC F)

Patents· 35 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 turbines19%

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

D05BSewing8%

G01BMeasuring length, thickness or similar linear dimensions8%

Y02TClimate change mitigation technologies related to transportation7%

Y10TTechnical subjects covered by former us classification7%

E05BLocks4%

F02CGas-turbine plants4%

G01NInvestigating or analysing materials by determining their chemical or physical properties4%

G07CTime or attendance registers4%

PatentTitleYear

8,536,878'Automated sensor specific calibration through sensor parameter download'2013 8,177,474'System and method for turbine engine clearance control with rub detection'2012 8,126,628'Aircraft gas turbine engine blade tip clearance control'2012 8,121,813'System and method for clearance estimation between two objects'2012 8,022,715'Automated sensor specific calibration through sensor parameter download'2011 7,891,938'Multi sensor clearance probe'2011 7,740,443'Transpiration clearance control turbine'2010 7,652,489'Multi-range clearance measurement system and method of operation'2010 7,577,549'System and method for trending exhaust gas temperature in a turbine engine'2009 7,431,557'Compensating for blade tip clearance deterioration in active clearance control'2008 7,238,008'Turbine blade retainer seal'2007 6,634,685'Electronically-operable door strike with guard clip, springless solenoid and face plate'2003 6,572,337'Turbine rotor torque transmission'2003 6,527,274'Turbine rotor-stator leaf seal and related method'2003 6,343,251'Method and system for monitoring the operation of and predicting part life consumption for turbomachinery'2002 6,241,471'Turbine bucket tip shroud reinforcement'2001 6,231,287'Rotor windage nut'2001 6,215,300'Eddy current wide probe'2001 5,938,023'Tackle box'1999 5,796,202'Tie bolt and stacked wheel assembly for the rotor of a rotary machine'1998 5,654,500'Method for determining cyclic service life for rotational parts of a rotary machine'1997 5,392,812'Offset hinge flapper valve'1995 5,392,202'Low profile illuminated push button'1995 5,136,240'Automatically self-adjusting eddy current probe for bolt hole inspection'1992 5,127,691'Strike with rectilinearly movable keeper locking member'1992 5,036,441'Illuminated push button'1991 4,984,835'Strike with rectilinearly movable keeper locking member'1991 4,527,494'Bobbin case position plate adjustment mechanism'1985 4,260,207'Latch for sewing machine cover'1981 4,249,428'Cam follower with pivotally movable cam engagable shoe'1981 4,212,257'Sewing machine full and low bobbin indicator'1980 4,183,313'Sewing machine cassette threading system'1980 D0253346'Sewing machine frame or similar article'1979 4,161,152'Pretension threading device'1979 4,016,441'Linear motor'1977

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1977–1985Patents assigned to SINGER CO (8)· patent assignee history

1977–1992Based in Elizabeth, NJ, US· patent location history

1992–2013Patents assigned to GEN ELECTRIC (21)· patent assignee history

1995–2003Based in Frederick, MD, US· patent location history

1997–2002Based in Greer, SC, US· patent location history

2003–2013Based in Cincinnati, OH, US· patent location history

2011–2012Based in Springdale, OH, US· patent location history

2012–2013Patents assigned to ANDARAWIS EMAD ANDARAWIS (3)· patent assignee history

2012–2013Patents assigned to BALASUBRAMANIAM MAHADEVAN (3)· patent assignee history

2012–2013Patents assigned to CHAN DAVID SO KEUNG (3)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
GEN ELECTRIC	21	1992–2013
SINGER CO	8	1977–1985
ANDARAWIS EMAD ANDARAWIS	3	2012–2013
BALASUBRAMANIAM MAHADEVAN	3	2012–2013
CHAN DAVID SO KEUNG	3	2012–2013

Locations

Location	Patents	Span
Elizabeth, New Jersey, US	11	1977–1992
Cincinnati, OH, US	10	2003–2013
Greer, SC, US	6	1997–2002
Springdale, OH, US	2	2011–2012
Frederick, Maryland, US	2	1995–2003