Original Assignee International Business Machines Corp Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.) Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.) Expired - Lifetime Application number US08/993,509 Inventor Viktors Berstis Thomas Guthrie Zimmerman Current Assignee (The listed assignees may be inaccurate. Google Patents US6115030A - Trackpoint deviceĭownload PDF Info Publication number US6115030A US6115030A US08/993,509 US99350997A US6115030A US 6115030 A US6115030 A US 6115030A US 99350997 A US99350997 A US 99350997A US 6115030 A US6115030 A US 6115030A Authority US United States Prior art keywords movable stud conductive user recited manipulation Prior art date Legal status (The legal status is an assumption and is not a legal conclusion.
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