EXHIBIT 10.13 AVISTAR COMMUNICATIONS CORPORATION COMMON STOCK PURCHASE AGREEMENT DATED AS OF OCTOBER 15, 2003 TABLE OF CONTENTSCommon Stock Purchase Agreement • October 23rd, 2003 • Avistar Communications Corp • Computer communications equipment • Delaware
EXHIBIT 10.12 555 TWIN DOLPHIN PLAZA REDWOOD CITY, CALIFORNIA OFFICE LEASE AGREEMENTOffice Lease Agreement • October 23rd, 2003 • Avistar Communications Corp • Computer communications equipment • California
