Johnson, Jr.; Robert M.

Patent Applications and Registrations

Patent applications and USPTO patent grants for Johnson, Jr.; Robert M..The latest application filed is for "method and apparatus for protecting a circuit module in a communication device".

Company Profile

0.8.0

Johnson, Jr.; Robert M. - Lake Zurich IL
Johnson, Jr.; Robert M. - Palatine IL
Johnson, Jr.; Robert M. - San Mateo CA

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Method and apparatus for protecting a circuit module in a communication device Grant 6,381,477 - Johnson, Jr. , et al. April 30, 2	2002-04-30
Multiple frequency band receiver Grant 6,298,224 - Peckham , et al. October 2, 2	2001-10-02
Apparatus for detecting a signaling channel during scanning including a controlled frequency converter circuit and a controlled filter bandwidth, and a method therefor Grant 5,511,235 - Duong , et al. April 23, 1	1996-04-23
Radio receiver for forming a baseband signal of time-varying frequencies Grant 5,428,836 - Sanecki , et al. June 27, 1	1995-06-27
Battery charging system Grant 5,017,856 - Johnson, Jr. May 21, 1	1991-05-21
Rotatable contactless antenna coupler and antenna Grant 5,014,346 - Phillips , et al. May 7, 1	1991-05-07
Extendable antenna for portable cellular telephones with ground radiator Grant 4,868,576 - Johnson, Jr. September 19, 1	1989-09-19
Beta-dicarbonyl compounds for the promotion of aromatic nitration by nitrogen tetroxide Grant 4,447,662 - Ross , et al. May 8, 1	1984-05-08

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.