PURPLECOMM INC has a total of 29 patent applications. Its first patent ever was published in 2000. It filed its patents most often in United States, China and Taiwan. Its main competitors in its focus markets audio-visual technology, digital networks and computer technology are OPEN TV INC, ADEXACT CORP and NAGRA FRANCE SAS.
# | Country | Total Patents | |
---|---|---|---|
#1 | United States | 26 | |
#2 | China | 1 | |
#3 | Taiwan | 1 | |
#4 | WIPO (World Intellectual Property Organization) | 1 |
# | Industry | |
---|---|---|
#1 | Audio-visual technology | |
#2 | Digital networks | |
#3 | Computer technology | |
#4 | IT methods for management | |
#5 | Telecommunications |
# | Technology | |
---|---|---|
#1 | Television | |
#2 | Digital information transmission | |
#3 | Electric digital data processing | |
#4 | Data processing systems | |
#5 | Broadcast communication |
# | Name | Total Patents |
---|---|---|
#1 | Chang Jack H | 29 |
#2 | Sheu William H | 27 |
#3 | Tuan Sherman | 27 |
#4 | Lee Daniel | 1 |
#5 | Sherman Tuan | 1 |
#6 | Sheu William | 1 |
#7 | Tseng Yiwen | 1 |
Publication | Filing date | Title |
---|---|---|
US2015113552A1 | System and method for dayparting audio-visual content | |
US9374610B1 | Index channel technology | |
US9288249B1 | Content interaction technology | |
US8370874B1 | Subscription and channel management technology | |
CN102388621A | Meta channel based media system control technology | |
US2010199312A1 | Meta channel based media system control technology | |
US2010198742A1 | Online Social Encountering | |
US7369648B1 | Apparatus and method for PBX-integrated unified messaging services on a switched backbone |