Issued Patents All Time
Showing 1–22 of 22 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12294088 | Secondary Li ion battery and Li capacitor electrode compositions | John L. Zimmerman, Andrew M. Dahl, John J. Comoford, Gregory T. Donaldson | 2025-05-06 |
| 12261406 | Spectral beam combiner supporting embedded auto-alignment scheme | Justin Paul, Justin O. Compton | 2025-03-25 |
| 11791468 | Secondary Li ion battery and Li capacitor electrode compositions | John L. Zimmerman, John D. McGee, Andrew M. Dahl, John J. Comoford, Gregory T. Donaldson | 2023-10-17 |
| 8999076 | Trichrome passivates for treating galvanized steel | Thomas W. Cape | 2015-04-07 |
| 8580724 | Metal loss inhibitor formulations and processes | Ronald F. Dubs | 2013-11-12 |
| 8278258 | Acid inhibitor compositions for metal cleaning and/or pickling | Thomas S. Smith, II | 2012-10-02 |
| 7981314 | Corrosion inhibitor formulations with improved performance, lower toxicity and reduced manufacturing hazards | James P. Bershas | 2011-07-19 |
| RE40406 | Process for coating and/or touching up coatings on metallic surfaces | Andreas Lindert | 2008-07-01 |
| 6758916 | Composition and process for treating metals | — | 2004-07-06 |
| 6554915 | Dissolution of nickel in non-oxidizing aqueous acid solutions | — | 2003-04-29 |
| 6488989 | Hydrophilicizing surfaces, especially aluminum | — | 2002-12-03 |
| 6368671 | Treating solid, especially aluminum, surfaces | — | 2002-04-09 |
| 6361622 | Process for coating and/or touching up coatings on metal surfaces | Andreas Lindert | 2002-03-26 |
| 6027580 | Hydrophilicizing post-treatment over chromate conversion coating | — | 2000-02-22 |
| 5891952 | Aqueous compositions containing polyphenol copolymers and processes for their preparation | Andreas Lindert, John R. Pierce | 1999-04-06 |
| 5330558 | Method for removing chromium containing coatings from aluminum substrates | Chi-Fan Hsu | 1994-07-19 |
| 5266410 | Treatment and after-treatment of metal with polyphenol compounds | Andreas Lindert, John R. Pierce, William D. Zimmermann | 1993-11-30 |
| 5068299 | Carbodohydrate-modifed polyphenol compounds and compositions containing them | Andreas Lindert, John R. Pierce, William D. Zimmermann | 1991-11-26 |
| 5063089 | Hydroxylamine or amine oxide containing polyphenolic compounds and uses thereof | Andreas Lindert, John R. Pierce | 1991-11-05 |
| 5039770 | Treatment and after-treatment of metal with polyphenol compounds | Andreas Lindert, John R. Pierce, William D. Zimmermann | 1991-08-13 |
| 4970264 | Treatment and after-treatment of metal with amine oxide-containing polyphenol compounds | Andreas Lindert, John R. Pierce | 1990-11-13 |
| 4963596 | Treatment and after-treatment of metal with carbohydrate-modified polyphenol compounds | Andreas Lindert, John R. Pierce, William D. Zimmermann | 1990-10-16 |