Rowland; Robert O.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Rowland; Robert O..The latest application filed is for "intermittent oxygen delivery system and cannula".
- Rowland; Robert O. - Hemet CA
| Patent | Date |
|---|---|
| Intermittent oxygen delivery system and cannula Grant 5,099,836 - Rowland , et al. March 31, 1 | 1992-03-31 |
| Ventilator monitor and alarm apparatus Grant 4,990,894 - Loescher , et al. February 5, 1 | 1991-02-05 |
| Battery condition monitoring system Grant 4,839,597 - Rowland June 13, 1 | 1989-06-13 |
| Ventilator monitor and alarm apparatus Grant 4,803,471 - Rowland February 7, 1 | 1989-02-07 |
| Oxygen monitor Grant 4,779,446 - Rowland October 25, 1 | 1988-10-25 |
| Oxygen concentrator Grant 4,648,888 - Rowland March 10, 1 | 1987-03-10 |
| Oxygen concentrator and test apparatus Grant 4,627,860 - Rowland December 9, 1 | 1986-12-09 |
| Oxygen concentrator Grant 4,561,287 - Rowland December 31, 1 | 1985-12-31 |
| Oxygen concentrator monitor and regulation assembly Grant 4,516,424 - Rowland May 14, 1 | 1985-05-14 |
| Battery powered condition sensing and display apparatus with low battery indication Grant 4,189,725 - Rowland February 19, 1 | 1980-02-19 |
| Lung volume exerciser Grant 4,143,872 - Havstad , et al. March 13, 1 | 1979-03-13 |
| Oxygen analyzer housing Grant D249,891 - Rowland , et al. October 10, 1 | 1978-10-10 |
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.
| 