Hitachi SINGLE-BAND PCS PHONE SH-P300 - Manual (Page 219)

Section 4: Safety Guidelines and Warranty Information
210 4A: Safety
User Guide Proprietary Notice
CDMA Technology is licensed by QUALCOMM Incorporated under one or
more of the following patents:
4,901,307 5,056,109 5,101,501 5,109,390 5,228,054
5,267,261 5,267,262 5,337,338 5,414,796 5,416,797
5,490,165 5,504,773 5,506,865 5,511,073 5,535,239
5,544,196 5,568,483 5,600,754 5,657,420 5,659,569
5,710,784 5,778,338
T9 Text Input is licensed by Tegic Communications and is covered by U.S.
Pat. 5,818,437, U.S. Pat. 5,953,541, U.S. Pat. 6,011,554 and other patents
pending.