| Number | Name | Date | Kind |
|---|---|---|---|
| 2223196 | Watkins | Nov 1940 | A |
| 3471947 | Genser | Oct 1969 | A |
| 4258963 | Fusselman et al. | Mar 1981 | A |
| 4345803 | Heck | Aug 1982 | A |
| 4449762 | Turner | May 1984 | A |
| 4626655 | Angerer | Dec 1986 | A |
| 4646655 | Robolin | Mar 1987 | A |
| 4936228 | Capo-Bianco | Jun 1990 | A |
| 5044284 | Gross | Sep 1991 | A |
| 5294087 | Drabczyk et al. | Mar 1994 | A |
| 5324036 | Morrow | Jun 1994 | A |
| 5610798 | Lochridge | Mar 1997 | A |
| 5615936 | Simmons et al. | Apr 1997 | A |
| 5746489 | Moon | May 1998 | A |
| 5752449 | Simon et al. | May 1998 | A |
| 5791259 | Mansfield et al. | Aug 1998 | A |
| 5797666 | Park | Aug 1998 | A |
| 5857415 | Richard | Jan 1999 | A |
| 5865125 | Alexander et al. | Feb 1999 | A |
| 5896817 | Hancock | Apr 1999 | A |
| 5957059 | Burhman | Sep 1999 | A |
| 5961192 | Bernart et al. | Oct 1999 | A |
| 6053116 | Jung et al. | Apr 2000 | A |
| 6158831 | Brown et al. | Dec 2000 | A |
| 6161487 | Chang | Dec 2000 | A |
| 6170406 | Klein et al. | Jan 2001 | B1 |
| 6220182 | Duffy et al. | Apr 2001 | B1 |
| 6305766 | Lochridge | Oct 2001 | B1 |
| 6541256 | Chen et al. | Apr 2003 | B1 |
| WO 200030499 | Jun 2000 |
| Number | Date | Country |
|---|---|---|
| 422510 | Apr 1991 | DE |
| 29708894 | Aug 1997 | DE |
| 29713332 | Jan 1998 | DE |
| 2252241 | Aug 1992 | GB |
| 2348361 | Oct 2000 | GB |
| WO 0003621 | Jan 2000 | WO |
| Entry |
|---|
| Snowcrash Information Sheet, Netsurfer, 1995, pp. 1-2.* |
| Catalogue—Workspheres, p. 98. |