U.S. patent number D444,087 [Application Number D/120,746] was granted by the patent office on 2001-06-26 for remote display unit for water treatment equipment to illustrate the operating status of the water treatment equipment. This patent grant is currently assigned to Ecowater Systems, Inc.. Invention is credited to David Bardwell, Jim Johannsen, Mark Rolfes.
United States Patent | D444,087 |
Johannsen , et al. | June 26, 2001 |
Inventors: | Johannsen; Jim (Hopkins, MN), Bardwell; David (Woodbury, MN), Rolfes; Mark (Bloomington, MN) |
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Assignee: | Ecowater Systems, Inc. (St.
Paul, MN) |
Appl. No.: | D/120,746 |
Filed: | March 24, 2000 |
Current U.S. Class: | D10/81; D10/101 |
Current International Class: | 1004 |
Field of Search: | ;D10/46,81,101 ;210/143,85-95,739,144-149 ;336/200,540 ;340/679 ;700/266,267,271,82 ;702/85 ;714/13 |
D319403 | August 1991 | Tiedemann |
D396656 | August 1998 | Morrow et al. |
D403974 | January 1999 | Hsu |
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