O'Brien; Dennis P.
Patent Applications and Registrations
Patent applications and USPTO patent grants for O'Brien; Dennis P..The latest application filed is for "comminution mill with cable impact arms".
- O'Brien; Dennis P. - Lee's Summit MO US
- O'Brien; Dennis P. - Maplewood MN
- O'Brien; Dennis P. - St. Paul MN
| Patent | Date |
|---|---|
| Comminution mill with cable impact arms Grant 9,751,087 - Watts , et al. September 5, 2 | 2017-09-05 |
| Grinding mill with cable grinding arms Grant 9,498,780 - Watts , et al. November 22, 2 | 2016-11-22 |
| Comminution Mill With Cable Impact Arms App 20150034747 - Watts; Gary L. ; et al. | 2015-02-05 |
| Grinding Mill With Cable Grinding Arms App 20140077010 - Watts; Gary L. ; et al. | 2014-03-20 |
| Oxygen-reducing catalyst layer Grant 7,906,251 - O'Brien , et al. March 15, 2 | 2011-03-15 |
| Fuel cell catalyst Grant 7,867,648 - Atanasoski , et al. January 11, 2 | 2011-01-11 |
| Method for making oxygen-reducing catalyst layers Grant 7,740,902 - O'Brien , et al. June 22, 2 | 2010-06-22 |
| Fuel Cell Catalyst App 20090226796 - Atanasoski; Radoslav ; et al. | 2009-09-10 |
| Registration arrangement for fuel cell assemblies Grant 7,297,428 - Saulsbury , et al. November 20, 2 | 2007-11-20 |
| Method For Making Oxygen-reducing Catalyst Layers App 20070248752 - O'Brien; Dennis P. ; et al. | 2007-10-25 |
| Oxygen-reducing Catalyst Layer App 20070248875 - O'Brien; Dennis P. ; et al. | 2007-10-25 |
| Fuel cell end plate assembly App 20050095485 - Saulsbury, Kim B. ; et al. | 2005-05-05 |
| Registration arrangement for fuel cell assemblies App 20050095484 - Saulsbury, Kim B. ; et al. | 2005-05-05 |
| Method for patterning thin films Grant 6,399,258 - O'Brien , et al. June 4, 2 | 2002-06-04 |
| Method for patterning thin films App 20010006766 - O'Brien, Dennis P. ; et al. | 2001-07-05 |
| Imaged article on polymeric substrate Grant 6,203,952 - O'Brien , et al. March 20, 2 | 2001-03-20 |
| Fragrance releasing crayons Grant 5,039,243 - O'Brien August 13, 1 | 1991-08-13 |
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