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Technologies

Intl Class Technology # of Patents Rank
 
 
 
G11B INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER 10058
 
 
 
G02B OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS 12148
 
 
 
H04N PICTORIAL COMMUNICATION, e.g. TELEVISION 12142
 
 
 
G01B MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS475
 
 
 
G01S RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES268
 
 
 
G06F ELECTRIC DIGITAL DATA PROCESSING 2298
 
 
 
H04B TRANSMISSION 2162
 
 
 
A61K PREPARATIONS FOR MEDICAL, DENTAL, OR TOILET PURPOSES 1193
 
 
 
B22D CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES 135
 
 
 
B29D PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE 140

Top Patents (by citation)

Patent # Title Filing Date Issue Date Intl Class Cited #
5,875,158 Servo control system for information storage deviceMar 18, 98Feb 23, 99[G11B]71
5,729,511 Optical disc system having servo motor and servo error detection assembly operated relative to monitored quad sum signalJan 25, 95Mar 17, 98[G11B]69
5,313,332 Flexure suspension for two axis actuatorJul 26, 93May 17, 94[G11B]62
5,321,680 System for recording digital information in a pulse-length modulation formatJun 11, 93Jun 14, 94[H04N, G11B]54
6,741,529 Method and apparatus for moving carriage assembly from initial position to target position and optical disc system including sameJun 07, 95May 25, 04[G11B]53
5,952,958 Positioning system and methodMay 29, 98Sep 14, 99[G01S, H04B]53
5,331,622 Compact optical headOct 05, 93Jul 19, 94[G11B]52
5,155,633 Anamorphic achromatic prism for optical disk headsJul 30, 91Oct 13, 92[G02B]52
5,815,114 Positioning system and methodApr 05, 96Sep 29, 98[G01S, H04B]51
5,177,640 Two-axis moving coil actuatorOct 08, 91Jan 05, 93[G02B]50

Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2006/0181,973 METHOD AND APPARATUS FOR DIFFERING FOCUS BETWEEN AT LEAST TWO DIMENSIONSFeb 16, 05Aug 17, 06[G11B]
2006/0133,229 LOW SEEK TIME OPTICAL MEDIA TRACKING SYSTEMDec 22, 04Jun 22, 06[G11B]
2005/0232,117 SYNTHETIC NUMERICAL APERTURE DEVICE AND METHODMar 28, 05Oct 20, 05[G11B]
2004/0190,399 METHOD AND APPARATUS FOR A HIGH-SPEED SEARCH OF AN OPTICAL MEDIUMApr 02, 04Sep 30, 04[G11B]
2004/0090,874 Apparatus and method for effective reduction of a laser beam spot sizeMay 29, 03May 13, 04[G11B]
2004/0004,914 Method and apparatus for micro optical recording and playback tracking controlJul 03, 02Jan 08, 04[G11B]
2003/0147,313 Pause control for a media player with a movable pickupFeb 01, 02Aug 07, 03[G11B]
2003/0112,723 High-density optical pickup for rotating mediaDec 18, 01Jun 19, 03[G11B]
2003/0090,988 Optical system for accessing a storage mediumJul 03, 02May 15, 03[G11B]
2002/0196,722 Method and device for increasing CD-R yieldJan 18, 02Dec 26, 02[G11B]

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
7,936,659 Method and apparatus for micro optical recording and playback tracking controlJul 03, 02May 03, 11[G11B]
7,420,893 Low seek time optical media tracking systemDec 22, 04Sep 02, 08[G11B]
7,342,852 Method and apparatus for differing focus between at least two dimensionsFeb 16, 05Mar 11, 08[G11B]
7,061,853 High-density optical pickup for rotating mediaDec 18, 01Jun 13, 06[G11B]
7,050,381 Optical system having a convex surface for accessing a storage mediumJul 03, 02May 23, 06[G11B]
7,038,979 Method and apparatus for a high-speed search of an optical mediumApr 02, 04May 02, 06[G11B]
6,982,935 Pause control for a media player with a movable pickupFeb 01, 02Jan 03, 06[G11B]
6,842,407 Method and apparatus for tracking servo systemAug 17, 01Jan 11, 05[G11B]
6,814,897 Method for manufacturing a molding tool used for substrate moldingDec 05, 00Nov 09, 04[B29D]
6,789,045 Time and work tracker for serversJun 11, 03Sep 07, 04[G06F]

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Top Inventors for This Owner

Inventor Name Address # of Patent/Pub
Dakin Wayne R
Redondo Beach, CA
30
Ceshkovsky Ludwig
Irvine, CA
29
Schell David L
Colorado Springs, CO
22
Bailey Jack H
Millbrook, NY
21
Lewis David E
Black Forest, CO
20
Getreuer Kurt W
Colorado Springs, CO
17
Grassens Leonardus J
Chipita Park, CO
16
Davis Marvin B
Colorado Springs, CO
14
Wilkinson Richard L
Torrance, CA
14
Winslow John S
Altadena, CA
13