U.S. patent number D344,942 [Application Number 07/830,276] was granted by the patent office on 1994-03-08 for hand-held navigational unit. This patent grant is currently assigned to Trimble Navigation Limited. Invention is credited to Ben L. Allgood, Jr., David J. Gilman, Jack P. Hall, David J. Lima, John G. Tang, Lynn Weber, Arthur N. Woo.
United States Patent | D344,942 |
Gilman , et al. | March 8, 1994 |
Inventors: | Gilman; David J. (San Francisco, CA), Hall; Jack P. (Palo Alto, CA), Lima; David J. (Los Altos, CA), Tang; John G. (San Carlos, CA), Weber; Lynn (Saratoga, CA), Woo; Arthur N. (Cupertino, CA), Allgood, Jr.; Ben L. (Federal Way, WA) |
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Assignee: | Trimble Navigation Limited
(Sunnyvale, CA) |
Appl. No.: | 07/830,276 |
Filed: | February 4, 1992 |
Current U.S. Class: | D14/155 |
Field of Search: | ;342/388,389,390,156 ;D14/155,299,124 ;D10/46,70,78 ;D21/13 |
D189849 | March 1961 | Koch |
D287145 | December 1986 | Shilton et al. |
D300306 | March 1989 | Arnoux et al. |
D331200 | November 1992 | Garcia-Victoria |
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