YELIR, INC.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
F01L CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES 550

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
8544431 Varying the phase and lift of a rocker arm on a camshaft actuating a valve or injectorFeb 21, 12Oct 01, 13[F01L]
8534244 Varying the phase and lift of a rocker arm on a camshaft actuating a valve or injectorFeb 21, 12Sep 17, 13[F01L]
8191522 Varying the phase and lift of a rocker arm on a camshaft actuating a valve or injectorOct 07, 08Jun 05, 12[F01L]
6155216 Variable valve apparatusJan 26, 98Dec 05, 00[F01L]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
7409940 Apparatus and method for maintaining controlled orientation of a roller lifter follower used in conjunction with a variable phased lifterExpiredNov 30, 05Aug 12, 08[F01P]
6932041 Apparatus and method for maintaining controlled orientation of a roller lifter follower used in conjunction with a variable phased lifterExpiredApr 01, 04Aug 23, 05[F01L]
6736097 Apparatus and method for maintaining controlled orientation of a roller lifter follower used in conjunction with a variable phased valve lifterExpiredOct 08, 02May 18, 04[F01L]

Top Inventors for This Owner

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