Risch; Daniel T.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Risch; Daniel T..The latest application filed is for "filtration media, pleated media pack, filter cartridge, and methods for manufacturing".
- Risch; Daniel T. - Burnsville MN
- Risch; Daniel T. - Minneapolis MN
| Patent | Date |
|---|---|
| Filtration Media, Pleated Media Pack, Filter Cartridge, And Methods For Manufacturing App 20210170320 - Ouyang; Ming ; et al. | 2021-06-10 |
| Filtration media, pleated media pack, filter cartridge, and methods for manufacturing Grant 10,953,360 - Ouyang , et al. March 23, 2 | 2021-03-23 |
| Filtration Media, Pleated Media Pack, Filter Cartridge, And Methods For Manufacturing App 20190388822 - Ouyang; Ming ; et al. | 2019-12-26 |
| Filtration media, pleated media pack, filter cartridge, and methods for manufacturing Grant 10,343,103 - Ouyang , et al. July 9, 2 | 2019-07-09 |
| Filtration Media, Pleated Media Pack, Filter Cartridge, And Methods For Manufacturing App 20170216757 - Ouyang; Ming ; et al. | 2017-08-03 |
| Fluted filter medium and process for its manufacture Grant 8,512,499 - Golden , et al. August 20, 2 | 2013-08-20 |
| Fluted filter media Grant 8,460,442 - Wagner , et al. June 11, 2 | 2013-06-11 |
| Fluted Filter Media App 20120312167 - Wagner; Wayne M. ; et al. | 2012-12-13 |
| Process and materials for coiling z-filter media; and/or closing flutes of filter media; and, products App 20120285610 - SCHRAGE; KEVIN J. ; et al. | 2012-11-15 |
| Fluted filter media Grant 8,268,053 - Wagner , et al. September 18, 2 | 2012-09-18 |
| Process and materials for coiling z-filter media, and/or closing flutes of filter media; and, products Grant 8,226,786 - Schrage , et al. July 24, 2 | 2012-07-24 |
| Fluted Filter Medium And Process For Its Manufacture App 20110297611 - Golden; Patrick ; et al. | 2011-12-08 |
| Fluted filter medium and process for its manufacture Grant 7,997,425 - Golden , et al. August 16, 2 | 2011-08-16 |
| Fluted filter media App 20080216654 - Wagner; Wayne M. ; et al. | 2008-09-11 |
| Method of making a fluted filter media for air filter Grant 7,329,326 - Wagner , et al. February 12, 2 | 2008-02-12 |
| Process and materials for coiling z-filter media, and/or closing flutes of filter media; and, products App 20070039296 - Schrage; Kevin J. ; et al. | 2007-02-22 |
| Fluted filter medium and process for its manufacture App 20060163150 - Golden; Patrick ; et al. | 2006-07-27 |
| Fluted filter media for air filter App 20030121845 - Wagner, Wayne M. ; et al. | 2003-07-03 |
| Conical filter Grant D428,128 - Gillingham , et al. July 11, 2 | 2000-07-11 |
| Combined filter element and frame therefor Grant D425,189 - Gillingham , et al. May 16, 2 | 2000-05-16 |
| Integrated resonator and filter apparatus Grant 6,048,386 - Gillingham , et al. April 11, 2 | 2000-04-11 |
| Cabinet filter assembly and methods Grant 5,931,988 - LeBlanc , et al. August 3, 1 | 1999-08-03 |
| Conical filter Grant 5,902,364 - Tokar , et al. May 11, 1 | 1999-05-11 |
| Rolled liquid filter using fluted media Grant 5,895,574 - Friedmann , et al. April 20, 1 | 1999-04-20 |
| Conical filter Grant D399,944 - Gillingham , et al. October 20, 1 | 1998-10-20 |
| Pleated filter having a planar sheet of randomly arranged filaments to maintain pleat spacing Grant 5,814,219 - Friedmann , et al. September 29, 1 | 1998-09-29 |
| Combined filter element and frame therefor Grant D398,046 - Gillingham , et al. September 8, 1 | 1998-09-08 |
| Integrated resonator and filter apparatus Grant 5,792,247 - Gillingham , et al. August 11, 1 | 1998-08-11 |
| Conical filter Grant D396,098 - Gillingham , et al. July 14, 1 | 1998-07-14 |
| Slanted inline filter Grant 5,772,883 - Rothman , et al. June 30, 1 | 1998-06-30 |
| Air cleaner having scavenger arrangement Grant 5,683,479 - Gillingham , et al. November 4, 1 | 1997-11-04 |
| Air cleaner having scavenger arrangement for precleaner and filter thereof Grant 5,401,285 - Gillingham , et al. March 28, 1 | 1995-03-28 |
| Self-cleaning cabinet dust collector Grant 4,443,235 - Brenholt , et al. April 17, 1 | 1984-04-17 |
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