Electronic data display panel for use with an overhead projector

- In Focus Systems, Inc.
Skip to: Description  ·  References Cited  · Patent History  ·  Patent History
Description

FIG. 1 is a perspective view of an electronic data display panel for use with an overhead projector showing our new design;

FIG. 2 is a bottom plan view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a left side elevational view thereof;

FIG. 6 is a right side elevational view thereof;

FIG. 7 is a front elevational view thereof.

Referenced Cited
U.S. Patent Documents
D284084 June 3, 1986 Ferrara, Jr.
D289873 May 19, 1987 Gemmell et al.
D304032 October 17, 1989 Fine et al.
D306720 March 20, 1990 Flies
D310576 September 11, 1990 Narbut et al.
4649232 March 10, 1987 Nakamura et al.
4814760 March 21, 1989 Johnston et al.
4846694 July 11, 1989 Erhardt
4944578 July 31, 1990 Denison
4946274 August 7, 1990 Honda
4973800 November 27, 1990 Sindeband et al.
Other references
  • Bican, Frank, "Presenting . . . Real-Time Overhead Displays for the Big Screen", PC Magazine, Mar. 15, 1988, pp. 161-180.
Patent History
Patent number: D324210
Type: Grant
Filed: Nov 17, 1988
Date of Patent: Feb 25, 1992
Assignee: In Focus Systems, Inc. (Tualatin, OR)
Inventors: Sohrab Vossoughi (Portland, OR), Christopher A. Alviar (Portland, OR), Steven R. Hix (Lake Oswego, OR), Paul E. Gulick (Tualatin, OR)
Primary Examiner: Wallace R. Burke
Assistant Examiner: Freda S. Nunn
Application Number: 7/272,686