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Allan H. Stephan Patents |
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Inventor: Stephan; Allan H.
Address: Seattle, WA
No. of patents: 7
Patents:
| Patent Number |
Title Of Patent |
Date Issued |
| D353370 |
Computer trackball |
December 13, 1994 |
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| D342241 |
Computer trackball |
December 14, 1993 |
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| D326261 |
Trackball for computer |
May 19, 1992 |
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| D299014 |
Portable multimeter |
December 20, 1988 |
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| 5748185 |
Touchpad with scroll and pan regions |
May 5, 1998 |
| A touchpad (50) having multiple regions that may be linked to various commands or functions within a graphical user interface (GUI). Preferably, a cursor control region (54), a scroll control region (56), and a pan control region (58) are defined on the touchpad. Movement of a contact |
| 5281958 |
Pointing device with adjustable clamp attachable to a keyboard |
January 25, 1994 |
| A pointing device which is removably attachable to a keyboard is disclosed. The pointing device is coupled to an attachment assembly, the attachment assembly being removably and selectively attachable to the keyboard. The attachment assembly includes a coupling assembly and a tilting ass |
| 5187468 |
Pointing device with adjustable clamp attachable to a keyboard |
February 16, 1993 |
| A pointing device which is removably attachable to a keyboard is disclosed. The pointing device is coupled to an attachment assembly, the attachment assembly being removably and selectively attachable to the keyboard. The attachment assembly includes a clamp and a tilting assembly. The c |
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