Choi; Sang Ok
Patent Applications and Registrations
Patent applications and USPTO patent grants for Choi; Sang Ok.The latest application filed is for "spindle motor".
- Choi; Sang Ok - Gyunggi-do KR
- Choi; Sang Ok - Seoul KR
- Choi; Sang Ok - Gyeonggi-do KR
| Patent | Date |
|---|---|
| Spindle motor having holding magnet preventing oil discharge Grant 8,084,907 - Kim , et al. December 27, 2 | 2011-12-27 |
| Quadrifilar helical antenna Grant 7,978,148 - O'Neill , et al. July 12, 2 | 2011-07-12 |
| Spindle motor having holding magnet preventing oil discharge Grant 7,880,353 - Kim , et al. February 1, 2 | 2011-02-01 |
| Spindle Motor App 20100148608 - KIM; Nam Seok ; et al. | 2010-06-17 |
| Quadrifilar Helical Antenna App 20090201215 - O'NEILL, JR.; GREGORY A. ; et al. | 2009-08-13 |
| Quadrifilar helical antenna Grant 7,489,281 - O'Neill, Jr. , et al. February 10, 2 | 2009-02-10 |
| Quadrifilar helical antenna App 20080122733 - O'Neill; Gregory A. ; et al. | 2008-05-29 |
| Quadrifilar helical antenna Grant 7,245,268 - O'Neill, Jr. , et al. July 17, 2 | 2007-07-17 |
| Spindle motor App 20070132326 - Kim; Nam Seok ; et al. | 2007-06-14 |
| Quadrifilar helical antenna App 20060022891 - O'Neill; Gregory A. JR. ; et al. | 2006-02-02 |
| Method and apparatus for reducing SAR exposure in a communications handset device App 20050024275 - Jo, Young-Min ; et al. | 2005-02-03 |
uspto.report is an independent third-party trademark research tool that is not affiliated, endorsed, or sponsored by the United States Patent and Trademark Office (USPTO) or any other governmental organization. The information provided by uspto.report is based on publicly available data at the time of writing and is intended for informational purposes only.
While we strive to provide accurate and up-to-date information, we do not guarantee the accuracy, completeness, reliability, or suitability of the information displayed on this site. The use of this site is at your own risk. Any reliance you place on such information is therefore strictly at your own risk.
All official trademark data, including owner information, should be verified by visiting the official USPTO website at www.uspto.gov. This site is not intended to replace professional legal advice and should not be used as a substitute for consulting with a legal professional who is knowledgeable about trademark law.
| 