Schwenker; Robert O.

Patent Applications and Registrations

Patent applications and USPTO patent grants for Schwenker; Robert O..The latest application filed is for "high-resolution, patterned-media master mask".

Company Profile

0.13.1

Schwenker; Robert O. - San Jose CA
Schwenker; Robert O. - Hopewell Junction NY

*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
High-resolution, patterned-media master mask Grant 7,842,437 - Belleson , et al. November 30, 2	2010-11-30
High-resolution, patterned-media master mask App 20090170010 - Belleson; James G. ; et al.	2009-07-02
Method for making a thin film magnetic head having a protective coating Grant 5,271,802 - Chang , et al. December 21, 1	1993-12-21
Thin film magnetic head having a protective coating and method for making same Grant 5,175,658 - Chang , et al. December 29, 1	1992-12-29
Bipolar transistor Grant 4,392,149 - Horng , et al. July 5, 1	1983-07-05
Process for fabricating a high performance PNP and NPN structure Grant 4,378,630 - Horng , et al. April 5, 1	1983-04-05
High performance PNP and NPN transistor structure Grant 4,339,767 - Horng , et al. July 13, 1	1982-07-13
Process for fabricating a bipolar transistor Grant 4,338,138 - Cavaliere , et al. July 6, 1	1982-07-06
Process for fabricating a self-aligned micrometer bipolar transistor device Grant 4,333,227 - Horng , et al. June 8, 1	1982-06-08
Process for fabricating improved bipolar transistor utilizing selective etching Grant 4,309,812 - Horng , et al. January 12, 1	1982-01-12
Process for making large area isolation trenches utilizing a two-step selective etching technique Grant 4,211,582 - Horng , et al. July 8, 1	1980-07-08
Anodic etching method for the detection of electrically active defects in silicon Grant 4,180,439 - Deines , et al. December 25, 1	1979-12-25
Method for forming a non-epitaxial bipolar integrated circuit Grant 4,111,720 - Michel , et al. September 5, 1	1978-09-05
Method of proton-enhanced diffusion for simultaneously forming integrated circuit regions of varying depths Grant 3,982,967 - Ku , et al. September 28, 1	1976-09-28

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.