MacDonald; Robert I.
Patent Applications and Registrations
Patent applications and USPTO patent grants for MacDonald; Robert I..The latest application filed is for "optical transmitter".
- MacDonald; Robert I. - Manotick CA
- MacDonald; Robert I. - Alberta CA
- MacDonald; Robert I. - Edmonton CA
- MacDonald; Robert I. - Ottawa CA
| Patent | Date |
|---|---|
| Wavelength blocker Grant 7,014,326 - Danagher , et al. March 21, 2 | 2006-03-21 |
| Methods and structures for the control of optical waveguide devices by stress Grant 6,763,154 - MacDonald , et al. July 13, 2 | 2004-07-13 |
| Optical transmitter App 20040005154 - MacDonald, Robert I. | 2004-01-08 |
| Wavelength blocker App 20030108284 - Danagher, David John ; et al. | 2003-06-12 |
| Optical switch Grant 6,487,334 - Ducellier , et al. November 26, 2 | 2002-11-26 |
| Methods and structures for the control of optical waveguide devices by stress App 20020172447 - MacDonald, Robert I. ; et al. | 2002-11-21 |
| Optical switching device Grant 6,480,644 - MacDonald November 12, 2 | 2002-11-12 |
| Protected optical crossconnect App 20020159681 - MacDonald, Robert I. | 2002-10-31 |
| Fast attenuator Grant 6,462,858 - MacDonald , et al. October 8, 2 | 2002-10-08 |
| Optical switch matrix with failure protection App 20020136484 - MacDonald, Robert I. | 2002-09-26 |
| Fast attenuator App 20020109904 - MacDonald, Robert I. ; et al. | 2002-08-15 |
| Optical switch App 20020090169 - Ducellier, Thomas ; et al. | 2002-07-11 |
| Acoustically actuated mems devices App 20020017834 - MacDonald, Robert I. | 2002-02-14 |
| Optical switch mechanism Grant 6,154,586 - MacDonald , et al. November 28, 2 | 2000-11-28 |
| Fault detection system for an amplified optical transmission system Grant 6,011,623 - MacDonald , et al. January 4, 2 | 2000-01-04 |
| Deflection optical matrix switch Grant 6,005,993 - MacDonald December 21, 1 | 1999-12-21 |
| Optical switch module Grant 5,903,686 - MacDonald May 11, 1 | 1999-05-11 |
| Optical phase difference range determination in liquid level sensor Grant 5,291,031 - MacDonald , et al. March 1, 1 | 1994-03-01 |
| Tapered fibre sensor Grant 5,044,723 - MacDonald September 3, 1 | 1991-09-03 |
| Optoelectronic compound switching matrix Grant 4,783,850 - MacDonald , et al. November 8, 1 | 1988-11-08 |
| Optoelectronic assembly and method of making the same Grant 4,699,449 - Lam , et al. October 13, 1 | 1987-10-13 |
| Optoelectronically switched phase shifter for radar and satellite phased array antennas Grant 4,686,533 - MacDonald , et al. August 11, 1 | 1987-08-11 |
| Wavelength selective optical coupler Grant 4,466,694 - MacDonald August 21, 1 | 1984-08-21 |
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.
| 