Photoelectric sensor
Hwang , et al. January 27, 2
U.S. patent number D485,774 [Application Number D/180,431] was granted by the patent office on 2004-01-27 for photoelectric sensor. This patent grant is currently assigned to Shih-Ming Hwang. Invention is credited to Chien-Jong Hwang, Liang-Lun Hwang, Shih-Ming Hwang, Shiau-Der Lin.
| United States Patent | D485,774 |
| Hwang , et al. | January 27, 2004 |
Photoelectric sensor
Claims
The ornamental design for a photoelectric sensor, as shown.
| Inventors: | Hwang; Shih-Ming (Irvine, CA), Lin; Shiau-Der (Taipei, TW), Hwang; Chien-Jong (Irvine, CA), Hwang; Liang-Lun (Irvine, CA) |
|---|---|
| Assignee: | Hwang; Shih-Ming (Irvine,
CA) |
| Appl. No.: | D/180,431 |
| Filed: | April 22, 2003 |
| Current U.S. Class: | D10/106.6 |
| Current International Class: | 1005 |
| Field of Search: | ;D10/104,106 ;340/541,545.3,551-552,565,567,693R,693.1 ;D13/158,177 |
References Cited [Referenced By]
U.S. Patent Documents
| D261740 | November 1981 | Lederer |
| D275658 | September 1984 | Kahl, Jr. et al. |
| D307245 | April 1990 | Biersdorff |
| D312054 | November 1990 | Melman |
| D383078 | September 1997 | Carmi |
| 5790040 | August 1998 | Kreier et al. |
| D421403 | March 2000 | Kanzaki |
| D429696 | August 2000 | Taylor |
| 6121876 | September 2000 | McKenney |
| D432503 | October 2000 | Taylor |
| 6175309 | January 2001 | Drake et al. |
Attorney, Agent or Firm: Apex Juris, pllc Heims; Tracy M.
Description
FIG. 1 is a front right perspective view of a photoelectric sensor showing my new design;
FIG. 2 is a front perspective view thereof;
FIG. 3 is a rear perspective view thereof;
FIG. 4 is a left side elevation view thereof;
FIG. 5 is a right side elevation view thereof;
FIG. 6 is a top plan view thereof; and,
FIG. 7 is a bottom plan view thereof.
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