Schum; Berthold
Patent Applications and Registrations
Patent applications and USPTO patent grants for Schum; Berthold.The latest application filed is for "alkaline pickling process".
- Schum; Berthold - Biebergemund DE
- Schum; Berthold - Beibergemuend N/A DE
- Schum; Berthold - Biebergemuend DE
- Schum; Berthold - Biebergmund DE
| Patent | Date |
|---|---|
| Method for the wet-chemical etching back of a solar cell emitter Grant 9,583,652 - Lachowicz , et al. February 28, 2 | 2017-02-28 |
| Alkaline pickling process Grant 9,558,952 - Lachowicz , et al. January 31, 2 | 2017-01-31 |
| Alkaline Pickling Process App 20150243517 - Lachowicz; Agata ; et al. | 2015-08-27 |
| Method for forming a dopant profile Grant 8,889,536 - Blendin , et al. November 18, 2 | 2014-11-18 |
| Method For Forming A Dopant Profile App 20130280898 - Blendin; Gabriele ; et al. | 2013-10-24 |
| Method for chemically treating a substrate Grant 8,563,440 - Teppe , et al. October 22, 2 | 2013-10-22 |
| Method For The Wet-chemical Etching Back Of A Solar Cell Emitter App 20130255772 - Lachowicz; Agata ; et al. | 2013-10-03 |
| Method For The Wet-chemical Etching Of A Highly Doped Semiconductor Layer App 20130228220 - Schum; Berthold ; et al. | 2013-09-05 |
| Method For The Wet-chemical Etching Back Of A Solar Cell Emitter App 20130220420 - Lachowicz; Agata ; et al. | 2013-08-29 |
| Combined etching and doping media Grant 8,148,191 - Klein , et al. April 3, 2 | 2012-04-03 |
| Method For Chemically Treating A Substrate App 20110183524 - Teppe; Andreas ; et al. | 2011-07-28 |
| Method And Arrangement For Producing A Functional Layer On A Semiconductor Component App 20110165726 - Vaas; Knut ; et al. | 2011-07-07 |
| Combined etching and doping substances Grant 7,629,257 - Klein , et al. December 8, 2 | 2009-12-08 |
| Combined Etching And Doping Media App 20090071540 - KLEIN; Sylke ; et al. | 2009-03-19 |
| Combined etching and doping substances App 20040242019 - Klein, Sylke ; et al. | 2004-12-02 |
| Method for re-using silicon base material of a metal insulator semiconductor (mis) inversion-layer solar cell Grant 4,891,325 - Hezel , et al. January 2, 1 | 1990-01-02 |
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.
| 