| Class Number |
Class Name |
No. of Patents |
| 720/658 |
Dynamic mechanism optical subsystem |
22 |
| 720/689 |
Chassis base supporting transducer carriage |
17 |
| 720/691 |
Adjustment of chassis base |
10 |
| 720/690 |
Pivotable into reproducing or recording position |
25 |
| 720/692 |
Vibration or resonance suppression |
43 |
| 720/693 |
Grommet and coil spring |
16 |
| 720/694 |
Viscoelastic material |
15 |
| 720/659 |
Having power driven optical transducer assembly |
42 |
| 720/662 |
Arcuate transducer assembly movement |
30 |
| 720/663 |
Linear transducer assembly movement |
51 |
| 720/664 |
Rack gear |
26 |
| 720/665 |
Backlash prevention |
12 |
| 720/666 |
Voice coil |
41 |
| 720/669 |
Plural transducers for a single disc side |
11 |
| 720/670 |
Independently movable transducers |
9 |
| 720/660 |
Sensor detecting position of optical transducer |
20 |
| 720/661 |
Single motor drives optical transducer and at least one other component |
12 |
| 720/668 |
Single optical transducer plays both sides of disc record |
16 |
| 720/667 |
Turntable moves linearly and simultaneously with the optical transducer assembly |
9 |
| 720/695 |
Optical storage medium support (i.e., turntable or spindle motor) |
38 |
| 720/701 |
Having balancer |
19 |
| 720/702 |
Having balls |
20 |
| 720/703 |
Optical storage disc holding structure |
35 |
| 720/706 |
Details of clamping |
78 |
| 720/711 |
Clamp for different types of disk |
20 |
| 720/714 |
Linear movement |
15 |
| 720/710 |
Magnetic |
62 |
| 720/712 |
Particular shape |
22 |
| 720/713 |
Pivoting mechanism |
25 |
| 720/707 |
Radially extending members |
56 |
| 720/709 |
Having groove or channel |
13 |
| 720/708 |
Using balls |
9 |
| 720/704 |
Having centering |
64 |
| 720/705 |
Using balls |
5 |
| 720/715 |
Optical storage disc contact structure on turntable surface |
36 |
| 720/716 |
Having dampening |
13 |
| 720/717 |
Reducing eccentricity |
15 |
| 720/696 |
Spindle motor exterior structure |
29 |
| 720/698 |
Dampening |
28 |
| 720/697 |
Mounting detail |
28 |
| 720/699 |
Multiple disks on one spindle |
8 |
| 720/700 |
Turntable adjustment |
29 |
| 720/671 |
Protecting optical transducer |
29 |
| 720/672 |
Transducer carriage or actuator |
35 |
| 720/681 |
Adjustable objective lens support |
46 |
| 720/686 |
Circular leaf spring |
7 |
| 720/687 |
Dampening or resonance suppression |
5 |
| 720/682 |
Linear leaf springs |
34 |
| 720/683 |
Coil or magnet |
93 |
| 720/684 |
Dampening or resonance suppression |
31 |
| 720/685 |
Electrical connection detail |
25 |
| 720/674 |
Adjusting transducer carriage |
49 |
| 720/675 |
By guide rail or rod |
66 |
| 720/673 |
Locking of transducer carriage |
44 |
| 720/676 |
Supported by linear guide rail or rod |
56 |
| 720/677 |
Rail attachment to base |
15 |
| 720/679 |
Rail dampening or resonance suppression |
19 |
| 720/678 |
Specific rail material |
7 |
| 720/680 |
Transducer carriage supported by roller bearings |
17 |
| 720/688 |
Vibration or resonance suppression |
25 |
| 720/718 |
Optical storage medium structure |
178 |
| 720/720 |
Disk adapter |
52 |
| 720/725 |
Disk cartridge |
50 |
| 720/728 |
Disc cartridge case or jacket |
87 |
| 720/729 |
Having disc identification (e.g., write protect hole or tab) |
58 |
| 720/732 |
Movable cartridge case or jacket piece |
10 |
| 720/733 |
In a linear direction |
48 |
| 720/734 |
In a rotated direction |
31 |
| 720/735 |
Including a case or jacket piece locking member |
30 |
| 720/730 |
Preventing cartridge misinsertion |
23 |
| 720/731 |
Including misinsertion groove |
14 |
| 720/736 |
Sealed cartridge |
14 |
| 720/726 |
Disk cartridge material |
26 |
| 720/727 |
Having reinforcement member |
19 |
| 720/737 |
Movement prevention or static reduction (e.g., antirattle, protective sheets) |
35 |
| 720/738 |
Shutter member |
80 |
| 720/739 |
Having guide slots or projections for movement of shutter |
83 |
| 720/740 |
Having shutter locking member |
32 |
| 720/744 |
Shutter material |
21 |
| 720/742 |
Shutter movement is gear driven |
18 |
| 720/743 |
Shutter spring mechanism for opening or closing |
28 |
| 720/741 |
Shutter within disk container |
27 |
| 720/721 |
Disk hub |
35 |
| 720/722 |
Hub material or composition |
29 |
| 720/723 |
Including clamping plate |
13 |
| 720/724 |
Providing a centering protrusion or projection |
22 |
| 720/719 |
Disk protection |
85 |
| 720/745 |
Optical card record |
16 |
| 720/746 |
Optical tape record |
10 |
| 720/600 |
Particular cabinet structure for optical media |
99 |
| 720/652 |
Arrangement of internal or external components (e.g., space optimization) |
49 |
| 720/627 |
Capable of alternatively accepting protected or unprotected insertable single optical medium |
13 |
| 720/628 |
Inserted through single slot |
14 |
| 720/629 |
Unprotected media inserted protected |
8 |
| 720/630 |
Capable of only accepting protected insertable single optical medium |
31 |
| 720/636 |
Ejection mechanism |
33 |
| 720/638 |
Having ejection arm |
28 |
| 720/637 |
Having locking mechanism |
14 |
| 720/641 |
Guide mechanism |
20 |
| 720/639 |
Locking mechanism |
25 |
| 720/631 |
Misinsertion mechanism or sensor |
30 |
| 720/640 |
Pivotable cartridge holder |
29 |
| 720/643 |
Shutter opening mechanism |
36 |
| 720/644 |
Sliding mechanism |
17 |
| 720/642 |
Surface loading (e.g., rollers) |
7 |
| 720/632 |
Transferring mechanism |
71 |
| 720/633 |
Horizontal transference during insertion |
32 |
| 720/634 |
Vertical transference into the play position |
18 |
| 720/635 |
Having cam |
41 |
| 720/617 |
Capable of only accepting unprotected insertable single optical medium |
5 |
| 720/626 |
Detecting physical characteristics or location of optical medium |
38 |
| 720/619 |
Loading of optical medium |
76 |
| 720/620 |
Edge loading |
46 |
| 720/622 |
Guide mechanism |
43 |
| 720/623 |
Movable guide |
58 |
| 720/621 |
Roller mechanism |
33 |
| 720/624 |
Surface loading (e.g., rollers) |
37 |
| 720/625 |
Having non-cylindrical roller |
9 |
| 720/618 |
Optical card |
10 |
| 720/646 |
Details of exterior front face |
59 |
| 720/647 |
Door mechanism |
96 |
| 720/645 |
Detecting physical characteristics and location of optical medium |
37 |
| 720/648 |
Environmental control |
75 |
| 720/649 |
Cooling |
36 |
| 720/650 |
Emi shielding or electrical grounding |
24 |
| 720/651 |
Vibration suppression |
81 |
| 720/653 |
Internal component conveyed outside housing |
26 |
| 720/657 |
Locking or latching of cabinet or components within cabinet |
44 |
| 720/654 |
Modular mounting |
34 |
| 720/655 |
Particular cover or lid for enclosing media |
61 |
| 720/656 |
Reproducing diverse-type media (e.g., cartridge and disc) |
27 |
| 720/601 |
Tray or drawer loading or ejecting |
109 |
| 720/604 |
Clamping or chucking media structure |
54 |
| 720/605 |
Pivotable chassis mounted turntable or pickup |
27 |
| 720/602 |
Controlling acceleration, deceleration or speed |
25 |
| 720/611 |
Damped tray |
25 |
| 720/609 |
Manual tray ejector |
20 |
| 720/615 |
Multiple media loading |
46 |
| 720/616 |
Of diverse media type (e.g., disc and cartridge) |
48 |
| 720/614 |
Multiple trays |
30 |
| 720/613 |
Particular tray guide |
40 |
| 720/612 |
Pivotal tray or tray holder |
30 |
| 720/607 |
Rack or pinion |
59 |
| 720/606 |
Sensing tray position or media loading |
50 |
| 720/608 |
Single multi-purpose driving source |
34 |
| 720/610 |
Tray locking |
46 |
| 720/603 |
Tray recess |
37 |