| 8795522 |
Lubricating oil conditioning filter containing improved pelletized conditioner |
Peter D. Unger, Ronald P. Rohrbach, Zafar Hussain, Weston H. Gerwin, Brian K. Artz |
2014-08-05 |
|
| 8388838 |
Additive dispersing filter and method of making |
Weston H. Gerwin, Michael S. Lynch, Nageswara R. Cheekala, Zafar Hussain, Ronald P. Rohrbach +1 more |
2013-03-05 |
|
| 8216349 |
Evaporative emissions filter |
Gary B. Zulauf, Robert L. Smith, Ronald P. Rohrbach, Richard J. Berkey, Bryon W. Stremler +1 more |
2012-07-10 |
|
| 8216461 |
Method of adding fuel additive to diesel fuel |
Scott J. Tabb, Ronald P. Rohrbach, Gary B. Zulauf, Peter D. Unger, Weston H. Gerwin +1 more |
2012-07-10 |
|
| 7938960 |
Fuel filter and method of adding fuel additive to diesel fuel |
Scott J. Tabb, Ronald P. Rohrbach, Gary B. Zulauf, Peter D. Unger, Weston H. Gerwin +1 more |
2011-05-10 |
$9,896,000 |
| 7785548 |
Apparatus and method for storing and releasing sulfur containing aromatic compounds from a fuel stream of an internal combustion engine |
Ronald P. Rohrbach, Peter D. Unger, Gary B. Zulauf, Russ Johnson, David R. Rockwell |
2010-08-31 |
$4,527,000 |
| 7655166 |
Evaporative emissions filter |
Gary B. Zulauf, Robert L. Smith, Ronald P. Rohrbach, Richard J. Berkey, Bryon W. Stremler +1 more |
2010-02-02 |
$10,565,000 |
| 7588691 |
Additive dispersing filter and method of making |
Weston H. Gerwin, Michael S. Lynch, Nageswara R. Cheekala, Zafar Hussain, Ronald P. Rohrbach +1 more |
2009-09-15 |
$17,847,000 |
| 7575688 |
Apparatus and method for removing sulfur containing compounds from a post-refinery fuel stream |
Ronald P. Rohrbach, Gary B. Zulauf, Peter D. Unger |
2009-08-18 |
$12,351,000 |
| 7510652 |
Filter and system apparatus for removing sulfur-containing compounds from liquid fuels |
Ronald P. Rohrbach, Russell W. Johnson, Peter D. Unger, Gordon W. Jones, Gary B. Zulauf |
2009-03-31 |
$8,401,000 |
| 7481923 |
Additive dispersing filter and method of making |
Weston H. Gerwin, Michael S. Lynch, Nageswara R. Cheekala, Zafar Hussain, Ronald P. Rohrbach +1 more |
2009-01-27 |
$10,032,000 |
| 7410585 |
Apparatus and method for storing and releasing sulfur containing aromatic compounds from a fuel stream of an internal combustion engine |
Ronald P. Rohrbach, Peter D. Unger, Gary B. Zulauf, Russ Johnson, David R. Rockwell |
2008-08-12 |
$11,532,000 |
| 7344586 |
Evaporative emissions filter |
Gary B. Zulauf, Robert L. Smith, Ronald P. Rohrbach, Richard J. Berkey, Bryon W. Stremler +1 more |
2008-03-18 |
$19,532,000 |
| 7316778 |
Staged oil filter incorporating pelletized basic conditioner |
Ronald P. Rohrbach, Gordon W. Jones, Peter D. Unger, Lixin Xue, Greg Kemenah |
2008-01-08 |
$16,991,000 |
| 7291264 |
Staged oil filter incorporating additive-releasing particles |
Ronald P. Rohrbach, Gordon W. Jones, Peter D. Unger |
2007-11-06 |
$33,255,000 |
| 7182802 |
Evaporative emissions filter |
Ronald P. Rohrbach, Richard J. Berkey, Bryon W. Stremler, Robert L. Smith, Peter D. Unger +1 more |
2007-02-27 |
$7,065,000 |
| 7163574 |
Evaporative emissions filter |
Ronald P. Rohrbach, Richard J. Berkey, Bryon W. Stremler, Robert L. Smith, Peter D. Unger |
2007-01-16 |
$21,267,000 |
| 6887381 |
Filter apparatus for removing sulfur-containing compounds from liquid fuels, and methods of using same |
Ronald P. Rohrbach, Russell W. Johnson, Peter D. Unger, Gordon W. Jones, Gary B. Zulauf |
2005-05-03 |
$11,448,000 |
| 6726751 |
Accordion-pleated filter material and filter element incorporating same |
Ronald P. Rohrbach, Gordon W. Jones, Peter D. Unger, Alexander Lobovsky |
2004-04-27 |
|
| 6706092 |
Chemical/Biological decontamination filter |
Ronald P. Rohrbach, Gordon W. Jones, Peter D. Unger |
2004-03-16 |
$7,295,000 |
| 6656360 |
Fibrous system for continuously capturing metals from an aqueous stream |
Ronald P. Rohrbach, Gordon W. Jones, Peter D. Unger, Russell Dondero, Lixin Xue |
2003-12-02 |
$6,998,000 |
| 6623636 |
Staged oil filter incorporating timed release oil conditioner |
Ronald P. Rohrbach, Gordon W. Jones, Peter D. Unger |
2003-09-23 |
$12,027,000 |
| 6440611 |
Microcapillary battery separator including hollow fibers, and storage battery incorporating same |
Kenneth Orville MacFadden, Gordon W. Jones, Lixin Xue, Ronald P. Rohrbach, Peter D. Unger +1 more |
2002-08-27 |
$12,498,000 |
| 6432179 |
Vapor-adsorbent filter for reducing evaporative fuel emissions, and method of using same |
Alex Lobovsky, James Matrunich, Gordon W. Jones, Ronald P. Rohrbach, Gary B. Zulauf +1 more |
2002-08-13 |
$14,266,000 |
| 6422729 |
Method and apparatus for dehydrating a vehicle lamp housing |
Ronald P. Rohrbach, Gordon W. Jones, Peter D. Unger, Gary B. Zulauf |
2002-07-23 |
$14,906,000 |
