Ballen; Todd A.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Ballen; Todd A..The latest application filed is for "non-orthogonal cube corner elements and arrays thereof made by end milling".
Company Profile
10.20.25
- Ballen; Todd A. - St. Paul MN
- Ballen; Todd A. - Pt. Paul MN
- Ballen; Todd A. - Saint Paul MN
Patent Activity
| Patent | Date |
|---|---|
| Non-orthogonal Cube Corner Elements And Arrays Thereof Made By End Milling App 20220126381 - Sewall; Nelson D. ; et al. | 2022-04-28 |
| Non-orthogonal cube corner elements and arrays thereof made by end milling Grant 11,253,933 - Sewall , et al. February 22, 2 | 2022-02-22 |
| Optical filter Grant 11,016,229 - Wheatley , et al. May 25, 2 | 2021-05-25 |
| Sign to vehicle identification system Grant 10,586,446 - Janovec , et al. | 2020-03-10 |
| Non-orthogonal Cube Corner Elements And Arrays Thereof Made By End Milling App 20200038969 - SEWALL; Nelson D. ; et al. | 2020-02-06 |
| Microtiled prismatic cube corner articles Grant 10,502,875 - Smith , et al. Dec | 2019-12-10 |
| End Milling Metods For Making Microstructures, Especially Cube Corner Elements And Articles Comprising Such Microstructures App 20190358918 - SEWALL; Nelson D. ; et al. | 2019-11-28 |
| Sign To Vehicle Identification System App 20190304303 - Janovec; Jeffrey D. ; et al. | 2019-10-03 |
| Sign to vehicle identification system Grant 10,339,804 - Janovec , et al. | 2019-07-02 |
| Optical Filter App 20190137669 - Wheatley; John A. ; et al. | 2019-05-09 |
| A Sign To Vehicle Identification System App 20170372607 - JANOVEC; Jeffrey D. ; et al. | 2017-12-28 |
| Microtiled Prismatic Cube Corner Articles App 20170299787 - Smith; Kenneth L. ; et al. | 2017-10-19 |
| Microtiled prismatic cube corner articles Grant 9,703,023 - Smith , et al. July 11, 2 | 2017-07-11 |
| Re-emitting semiconductor carrier devices for use with LEDs and methods of manufacture Grant 9,293,622 - Smith , et al. March 22, 2 | 2016-03-22 |
| Microtiled Prismatic Cube Corner Articles App 20160033694 - Smith; Kenneth L. ; et al. | 2016-02-04 |
| Multilayer construction Grant 9,136,429 - Zhang , et al. September 15, 2 | 2015-09-15 |
| Multilayer Construction App 20140367641 - Zhang; Jun-Ying ; et al. | 2014-12-18 |
| Multilayer construction Grant 8,846,518 - Zhang , et al. September 30, 2 | 2014-09-30 |
| Multilayer Construction App 20130109183 - Zhang; Jun-Ying ; et al. | 2013-05-02 |
| Monochromatic light source with high aspect ratio Grant 8,193,543 - Leatherdale , et al. June 5, 2 | 2012-06-05 |
| Re-emitting Semiconductor Carrier Devices For Use With Leds And Methods Of Manufacture App 20120097983 - Smith; Terry L. ; et al. | 2012-04-26 |
| Optical bonding composition for LED light source Grant 8,026,115 - Barnes , et al. September 27, 2 | 2011-09-27 |
| Optical bonding composition for LED light source Grant 8,013,345 - Barnes , et al. September 6, 2 | 2011-09-06 |
| Process for making microlens arrays and masterforms Grant 8,004,767 - DeVoe , et al. August 23, 2 | 2011-08-23 |
| Light Source Having Light Blocking Components App 20110156002 - Leatherdale; Catherine A. ; et al. | 2011-06-30 |
| Light Source With Improved Monochromaticity App 20110140129 - Leatherdale; Catherine A. ; et al. | 2011-06-16 |
| Monochromatic Light Source With High Aspect Ratio App 20110140128 - Leatherdale; Catherine A. ; et al. | 2011-06-16 |
| Multidirectional photoreactive absorption method Grant 7,790,353 - Fleming , et al. September 7, 2 | 2010-09-07 |
| Optical Bonding Composition For Led Light Source App 20100059776 - Barnes; Amy S. ; et al. | 2010-03-11 |
| Optical Bonding Composition For Led Light Source App 20100025711 - Barnes; Amy S. ; et al. | 2010-02-04 |
| Process For Making Microlens Arrays And Masterforms App 20090284840 - DeVoe; Robert J. ; et al. | 2009-11-19 |
| Process for making microlens arrays and masterforms Grant 7,583,444 - DeVoe , et al. September 1, 2 | 2009-09-01 |
| Multipass Multiphoton Absorption Method And Apparatus App 20070087284 - Fleming; Patrick R. ; et al. | 2007-04-19 |
| Multipass multiphoton absorption method and apparatus Grant 7,166,409 - Fleming , et al. January 23, 2 | 2007-01-23 |
| Article having a birefringent surface for use as a blur filter App 20060170808 - Biernath; Rolf W. ; et al. | 2006-08-03 |
| Light guide within recessed housing Grant 6,848,822 - Ballen , et al. February 1, 2 | 2005-02-01 |
| Multidirectional photoreactive absorption method App 20040223385 - Fleming, Patrick R. ; et al. | 2004-11-11 |
| Multiphoton absorption method using patterned light App 20040012872 - Fleming, Patrick R ; et al. | 2004-01-22 |
| Light guide within recessed housing App 20030223250 - Ballen, Todd A. ; et al. | 2003-12-04 |
| Beaded rear projection screen with tunable gain Grant 6,567,215 - Ballen , et al. May 20, 2 | 2003-05-20 |
| Beaded rear projection screen with tunable gain App 20030053207 - Ballen, Todd A. ; et al. | 2003-03-20 |
| Selective deposition of material on a substrate according to an interference pattern App 20010028925 - Moshrefzadeh, Robert S. ; et al. | 2001-10-11 |
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