ANPAC SEMICONDUCTOR LTD has a total of 14 patent applications. Its first patent ever was published in 2010. It filed its patents most often in China, WIPO (World Intellectual Property Organization) and Hong Kong. Its main competitors in its focus markets audio-visual technology, consumer goods and electrical machinery and energy are ACOUSTIC 3D HOLDINGS LTD, SONITRON NV and ELNO.
# | Country | Total Patents | |
---|---|---|---|
#1 | China | 6 | |
#2 | WIPO (World Intellectual Property Organization) | 5 | |
#3 | Hong Kong | 1 | |
#4 | Republic of Korea | 1 | |
#5 | United States | 1 |
# | Industry | |
---|---|---|
#1 | Audio-visual technology | |
#2 | Consumer goods | |
#3 | Electrical machinery and energy |
# | Technology | |
---|---|---|
#1 | Loudspeakers and microphones | |
#2 | Sound-producing devices | |
#3 | Electrically-conductive connections |
# | Name | Total Patents |
---|---|---|
#1 | Wong Fun Tak | 3 |
#2 | Lee Kin Keung Kenneth | 3 |
#3 | Huang Xunde | 3 |
#4 | Wong Funtak | 2 |
#5 | Ho Kai Hon | 2 |
#6 | Gan Guohua | 1 |
#7 | He Jiahan | 1 |
#8 | Kam Kwok Wah | 1 |
#9 | Lijianqiang | 1 |
#10 | Lai Kwong Chiu Stefan | 1 |
Publication | Filing date | Title |
---|---|---|
WO2016029461A1 | Feedforward-and-feedback-combined noise cancellation earphone and drive circuit thereof | |
CN104159181A | Hearing aid method with autonomous adjusting function and system | |
CN104521247A | Hearing-aid and anti-noise method and apparatus for bluetooth earphone | |
CN103260105A | Method and device for supplying power for ANC earphone by utilization of power source of electronic equipment | |
CN103248976A | Method and equipment for supplying power to noise reduction earphone by utilizing power supply of electronic equipment | |
CN102238452A | Method for actively resisting noises in hands-free earphone and hands-free earphone | |
HK1135565A2 | A noise cancellation earplug and its circuit therewith |