LANDMARK DIGITAL SERVICES LLC has a total of 39 patent applications. Its first patent ever was published in 2000. It filed its patents most often in United States, China and EPO (European Patent Office). Its main competitors in its focus markets computer technology, telecommunications and audio-visual technology are WANG AVERY LI-CHUN, TAYLOR NELSON SOFRES PLC and MEDIAGUIDE INC.
# | Country | Total Patents | |
---|---|---|---|
#1 | United States | 10 | |
#2 | China | 7 | |
#3 | EPO (European Patent Office) | 7 | |
#4 | Canada | 5 | |
#5 | WIPO (World Intellectual Property Organization) | 5 | |
#6 | Hong Kong | 2 | |
#7 | Brazil | 1 | |
#8 | Japan | 1 | |
#9 | Taiwan | 1 |
# | Industry | |
---|---|---|
#1 | Computer technology | |
#2 | Telecommunications | |
#3 | Audio-visual technology | |
#4 | Consumer goods | |
#5 | Basic communication technologies | |
#6 | IT methods for management | |
#7 | Machines |
# | Name | Total Patents |
---|---|---|
#1 | Wang Avery Li-Chun | 21 |
#2 | Briggs Darren P | 9 |
#3 | Li-Chun Wang Avery | 8 |
#4 | Wardwell Richard | 5 |
#5 | Culbert Daniel | 4 |
#6 | Smith Julius O Iii | 4 |
#7 | Inghelbrecht Philip | 3 |
#8 | Smith Iii Julius O | 3 |
#9 | Cheong Tang Richard Wing | 3 |
#10 | De Busk David L | 3 |
Publication | Filing date | Title |
---|---|---|
CN101663900A | System and method for monitoring and recognizing broadcast data | |
US2008290970A1 | Device for monitoring multiple broadcast signals | |
EP1864243A2 | Automatic identfication of repeated material in audio signals | |
CA2563370A1 | Method and system for content sampling and identification | |
CN1998168A | Method and apparatus for identification of broadcast source | |
US2002161741A1 | Method and apparatus for automatically creating database for use in automated media recognition system | |
CN1996307A | Be used for from the method for media sample identification medium entity | |
US6990453B2 | System and methods for recognizing sound and music signals in high noise and distortion | |
US7853664B1 | Method and system for purchasing pre-recorded music |