GIDDINGS & LEWIS, INC.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
B23P OTHER WORKING OF METAL; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS 155
 
  
 
G05B CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS 1100

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
5274919 Method of cracking a connecting rodMay 08, 92Jan 04, 94[B23P]
5130523 Coordinate measuring machine with improved flexure and clamp for fiber optic connectionApr 22, 91Jul 14, 92[G05B]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
5953687 Method and apparatus for displaying active probe tip status of a coordinate measuring machineExpiredAug 18, 97Sep 14, 99[G01C, G01B]
5940180 Laser interferometer measurement system for use with machine toolsExpiredApr 28, 95Aug 17, 99[G01B]
5848947 Split power transfer memberExpiredAug 23, 96Dec 15, 98[F16B, F16H]
5556242 Space frame for a machine toolExpiredJun 17, 94Sep 17, 96[B23C]
5538373 Machine tool vibration isolation systemExpiredSep 02, 94Jul 23, 96[B25J, B23C]
5489168 Metrology instrument arm systemExpiredOct 11, 94Feb 06, 96[B25J, B23C]
5487315 Rotational motion limit detector system and methodExpiredJul 16, 93Jan 30, 96[B25G]
5466085 Gimbal assembly for six axis machine toolExpiredAug 31, 94Nov 14, 95[F16C, B23C]
5462511 Tool changer configured for use with machine toolsExpiredJul 14, 94Oct 31, 95[B23Q]
5425544 Bushingless workheadExpiredMar 28, 94Jun 20, 95[B23B]
5388935 Six axis machine toolExpiredAug 03, 93Feb 14, 95[B25J, B23C]
5319890 Bushingless workheadExpiredMar 18, 92Jun 14, 94[B24B]
D335088 Coordinate measuring machine with coversExpiredApr 22, 91Apr 27, 93[]
5028180 Six-axis machine toolExpiredSep 01, 89Jul 02, 91[B25J, B23C]
5025214 Circuit and process for converting a half bridge transducer output signal to an LVDT transducer output signalExpiredJun 25, 90Jun 18, 91[G01B, G01F]
4988244 Six-axis machine toolExpiredAug 23, 90Jan 29, 91[B25J, B23C]
RE33254 Bridge type coordinate measuring machineExpiredJun 17, 88Jul 10, 90[G01B]
4899628 Dynamically compensating counterbalanceExpiredJun 13, 88Feb 13, 90[B23B]
D302392 Coordinate measuring machineExpiredJul 21, 86Jul 25, 89[]
4847975 Boring tool for machine toolExpiredSep 29, 88Jul 18, 89[B23P]

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