JL

James U. Lemke

AP Achates Power: 24 patents #2 of 79Top 3%
Eastman Kodak: 10 patents #1,119 of 8,114Top 15%
CP Conner Peripherals: 5 patents #6 of 131Top 5%
SP Spin Physics: 5 patents #1 of 15Top 7%
ET Eastman Technology: 4 patents #1 of 9Top 15%
3M: 1 patents #7,233 of 11,543Top 65%
UN Unknown: 1 patents #29,356 of 83,584Top 40%
📍 Village of La Jolla, CA: #48 of 2,316 inventorsTop 3%
🗺 California: #6,332 of 386,348 inventorsTop 2%
Overall (All Time): #43,170 of 4,157,543Top 2%
57
Patents All Time

Issued Patents All Time

Showing 26–50 of 57 patents

Patent #TitleCo-InventorsDate
6393199 Apparatus and method for high speed recording of video signals James C. Crosby, Robert E. Monteleone, William W. French 2002-05-21
6381083 Multilevel signal equalization utilizing nonlinear maps Henry D. I. Abarbanel, Lev S. Tsimring, Lev Korzinov, Paul Bryant, Mikhail Sushchik +1 more 2002-04-30
6188535 Arcuate scanning tape drive with a servo mechanism responsive to servo patterns in arcuate tracks on a moving tape A. Bruce Manildi, James C. Crosby, Charles J. Spatafore 2001-02-13
6122143 Wet rigid disk drive assembly with a conical spindle bearing William W. French 2000-09-19
5646806 Edge tensioning sloping tape guide for arcuately scanning tape drive Neil J. Griffith, James C. Crosby 1997-07-08
5524494 Aircraft propeller thrust measurement apparatus Gilbert E. Kammerer, Robert H. Murashige 1996-06-11
5526204 Low drag liquid bearing recording head William W. French, Turguy Goker, Walter Wong, William Repphun, David P. Danson 1996-06-11
5488521 Information recording apparatus with a non-newtonian liquid bearing William W. French 1996-01-30
5402956 Two or three capstan tape drive 1995-04-04
5317463 Information recording apparatus with a liquid bearing William W. French, William B. McHargue 1994-05-31
5193046 Information recording apparatus with a liquid bearing William W. French, William B. McHargue 1993-03-09
5097368 Information recording apparatus with a non-Newtonian liquid bearing William W. French 1992-03-17
4803566 Digital time base correction using a reference bit Elwyn R. Berlekamp, James A. Bixby 1989-02-07
4669011 Slider assembly with dynamically positionable transducer 1987-05-26
4550492 Method of manufacturing a multitrack magnetic head 1985-11-05
4524390 Imaging apparatus 1985-06-18
4477853 Multitrack magnetic head 1984-10-16
4459616 Apparatus for producing customized prints of still frame television scenes 1984-07-10
4412379 Method of manufacturing a multitrack magnetic head employing double helix structure William W. French 1983-11-01
4398345 Method of making a multitrack magnetic head employing double helix structure William W. French, Richard J. McClure 1983-08-16
4388656 Multitrack recording with minimal intermodulation 1983-06-14
4388659 Tape recorder apparatus capable of playing back selected information while recording other information 1983-06-14
4339775 Fast frame rate augmentation James A. Bixby 1982-07-13
4334247 Apparatus useful for converting asynchronous video information to synchronous video information 1982-06-08
4330807 Magnetic playback apparatus having immunity to skew 1982-05-18