H. R. Textron Inc.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
 
 
F16F SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION257
 
 
 
G01B MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS297
 
 
 
H01F MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES 183
 
 
 
H02K DYNAMO-ELECTRIC MACHINES 1106

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
6343676 Shock absorber mounted real time damper valveJan 24, 00Feb 05, 02[F16F]
6239564 State advance controller commutation loop for brushless D.C. motorsOct 05, 99May 29, 01[H02K]
5950775 In-tube shock absorber mounted electromagnetically operated damper valve and shock absorber including adapterAug 12, 97Sep 14, 99[F16F]
5717331 Demodulator circuit for use with a displacement sensor to provide position informationSep 22, 95Feb 10, 98[G01B, H01F]
5661397 Demodulator circuit for determining position, velocity and acceleration of displacement sensor independent of frequency or amplitude changes in sensor excitation signalSep 22, 95Aug 26, 97[G01B]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
6273224 Shock absorber mounted electromagnetically operated damper valveExpiredAug 12, 97Aug 14, 01[F16F]
6000678 Motor/spool interface for direct drive servovalveExpiredOct 12, 98Dec 14, 99[F15B]

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