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Loebertmann; Douglas E.
Shakopee, MN
No. of patents:

Patent Number Title Of Patent Date Issued
D372537 Facility for physically-challenged individuals August 6, 1996
D357543 Base for a portable building April 18, 1995
D356851 Toilet waste tank March 28, 1995
D354142 Portable restroom January 3, 1995
6115971 Portable restroom September 12, 2000
The present invention includes an enclosure with a floor that include an upper side and a lower side opposing the upper side. The lower side contacts a surface and is reversibly attachable to the surface. The enclosure also includes a sidewall attached to the floor.
5600348 Adjustable tip light pen February 4, 1997
A light pen for use in data imput to data processing equipment, has an adjustable tip assembly wherein the tip switch sensitivity and tactile feel or feedback to the user can be varied according to user preferences and particular applications. In one mode, the pen can be set for a normal

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