|
| US4344644 | 13. Juni 1980 | 17. Aug. 1982 | | Domestic inventory system |
| US4637337 | 30. Nov. 1984 | 20. Jan. 1987 | | Shopping guide device and the like |
| US5253441 | 4. Mai 1992 | 19. Okt. 1993 | Fred Rachiele | Device for listing and marking items and errands |
| US5363578 | 24. Apr. 1992 | 15. Nov. 1994 | Digital Equipment Corporation | Identification panel for electronic equipment cabinet |
| US6050214 | 4. März 1998 | 18. Apr. 2000 | | Device for indicating a restaurant patron's status |
| US7614358 | 9. Sept. 2007 | 10. Nov. 2009 | | Method and device for recording periodic medicinal dosages |
| USD386529 | 14. Dez. 1995 | 18. Nov. 1997 | | Memory aid |
| USD397152 | 30. Jan. 1997 | 18. Aug. 1998 | | Forget-me-not shopping and errand list wall plaque |
