Byung-ryul Ryoo
15Patents
6h-index
24Co-inventors
62Inventor score
Filing activity: Jun 11, 1996 → Jan 25, 2007
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6282161A | Optical recording and reproducing apparatus, tilt adjusting method appropriate therefor, and recording control method | Physics | 30 | Expired |
| US6686697B2 | Circuit to protect a light element | Emerging Cross-Sectional Technologies | 16 | Expired |
| US6587481B1 | Light emitting module and compatible optical pickup device adopting the same | Physics | 16 | Expired |
| US6449229B1 | Optical pickup assembly with adjustable inclination | Physics | 13 | Expired |
| US6636464B1 | Optical pickup device capable of detecting stable error signal | Physics | 6 | Expired |
| US6507554B2 | Actuator for optical pick-up and method of rolling driving coil therefor | Physics | 6 | Expired |
| US7352662B2 | Molded coil device for actuator of disc drive | Electricity | 6 | Expired |
| US7266055B2 | Optical pickup actuator and optical disk drive using the same and method | Physics | 4 | Expired |
| US6381207B1 | Optical pickup movable to control beam shift and field angle in an optical disk drive | Physics | 2 | Expired |
| US6345031B1 | Object-lens driving device for optical pickup including a plurality of supporting plate spring members | Physics | 1 | Expired |
| US7453656B2 | Recording and/or reproducing apparatus with an optical pickup actuator having high thrust | Physics | 1 | Active |
| US7663984B2 | Optical pickup actuator for driving an objective lens | Physics | 0 | Active |
| US6167004A | Error signal detecting apparatus of optical pickup adopting hologram grating | Physics | 0 | Expired |
| US6584047B1 | Pickup actuator | Physics | 0 | Expired |
| US7355953B2 | Optical pickup for cutting off optical noise and optical recording and/or reproducing apparatus using the same | Physics | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.