| Number | Name | Date | Kind |
|---|---|---|---|
| 4899136 | Beard et al. | Feb 1990 | |
| 5093918 | Heyen et al. | Mar 1992 | |
| 5161213 | Knowlton | Nov 1992 | |
| 5408333 | Kojima et al. | Apr 1995 | |
| 5436639 | Arai et al. | Jun 1995 | |
| 5438660 | Lee et al. | Aug 1995 |
| Entry |
|---|
| Hirakawa et al., "A Framework for Construction of Icon Systems", IEEE, 1988, pp. 70-77. |
| Clarisse et al., "An Icon Manager in Lisp", IEEE Workshop, 1985., pp. 116-131. |
| "Pizza Icon", IBM Tech. Discl. Bull., Nov. 1992, p. 265. |
| DeskSet Environment Ref. Guide, Sun Microsystems, 1990, pp. 40-41. |
| "Mastering Windows 3.1", Sybex, Inc., 1993, pp. 129-137. |