U.S. patent number D294,231 [Application Number 06/874,728] was granted by the patent office on 1988-02-16 for occupancy sensor. This patent grant is currently assigned to The Watt Watcher, Inc.. Invention is credited to Maclyn C. Cameron, Jr., Charles C. Hu, Jerome M. Mix.
United States Patent | D294,231 |
Cameron, Jr. , et al. | February 16, 1988 |
Inventors: | Cameron, Jr.; Maclyn C. (San Jose, CA), Hu; Charles C. (San Jose, CA), Mix; Jerome M. (Redwood City, CA) |
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Assignee: | The Watt Watcher, Inc. (Santa
Clara, CA) |
Appl. No.: | 06/874,728 |
Filed: | June 16, 1986 |
Current U.S. Class: | D10/106.6 |
Field of Search: | ;D10/104,106,121 ;340/567,600,693,565 ;250/339,341 ;307/116,117 ;340/555,556 |
D234140 | January 1975 | Gregg |
D236817 | September 1975 | Sweany |
D258577 | March 1981 | Bottner |
D269072 | May 1983 | Sweet et al. |
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