Christopher; Stephen M.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Christopher; Stephen M..The latest application filed is for "live cataract surgery video in phacoemulsification surgical system".
- Christopher; Stephen M. - Philadelphia PA
- Christopher; Stephen M - Clifton OH
- Christopher; Stephen M. - Chicago IL
| Patent | Date |
|---|---|
| Ergonomic handpiece Grant 11,266,384 - Christopher , et al. March 8, 2 | 2022-03-08 |
| Live Cataract Surgery Video In Phacoemulsification Surgical System App 20210203889 - Fung; Edith W. ; et al. | 2021-07-01 |
| Ergonomic Handpiece App 20190321017 - Christopher; Stephen M. ; et al. | 2019-10-24 |
| Headphone case Grant D620,257 - Fujimura , et al. July 27, 2 | 2010-07-27 |
| Headphone case Grant D620,256 - Fujimura , et al. July 27, 2 | 2010-07-27 |
| Charging stand Grant D610,084 - Christopher February 16, 2 | 2010-02-16 |
| Audio device Grant D606,971 - Christopher , et al. December 29, 2 | 2009-12-29 |
| Communication device Grant D606,037 - Christopher , et al. December 15, 2 | 2009-12-15 |
| Communication device Grant D603,820 - Hu , et al. November 10, 2 | 2009-11-10 |
| Audio headset Grant D601,126 - Christopher , et al. September 29, 2 | 2009-09-29 |
| Communication device Grant D600,667 - Hu , et al. September 22, 2 | 2009-09-22 |
| Headset for a communications device Grant D597,534 - Christopher August 4, 2 | 2009-08-04 |
| User interface Grant D582,897 - Christopher , et al. December 16, 2 | 2008-12-16 |
| Housing for a audio device Grant D582,384 - Christopher , et al. December 9, 2 | 2008-12-09 |
| User interface Grant D582,397 - Christopher December 9, 2 | 2008-12-09 |
| Headset for a radio communication device Grant D578,516 - Christopher October 14, 2 | 2008-10-14 |
| User interface Grant D575,268 - Christopher , et al. August 19, 2 | 2008-08-19 |
| Housing for a charging device Grant D563,868 - Christopher , et al. March 11, 2 | 2008-03-11 |
| Switch And Method For Operation Thereof App 20080029374 - Christopher; Stephen M. ; et al. | 2008-02-07 |
| Housing for a headset Grant D555,150 - Christopher , et al. November 13, 2 | 2007-11-13 |
| Headset for a radio communication device Grant D554,626 - Christopher November 6, 2 | 2007-11-06 |
| Communication device Grant D552,596 - Christopher October 9, 2 | 2007-10-09 |
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