OBO PRO 2 INC has a total of 14 patent applications. Its first patent ever was published in 2004. It filed its patents most often in United States, Japan and Taiwan. Its main competitors in its focus markets audio-visual technology, packaging and shipping and machines are SHENZHEN NEW ELECTRIC SCIENCE AND TECHNOLOGY CO LTD, ALCONS AUDIO BV and BABBCO LTD.
# | Country | Total Patents | |
---|---|---|---|
#1 | United States | 6 | |
#2 | Japan | 3 | |
#3 | Taiwan | 3 | |
#4 | China | 1 | |
#5 | EPO (European Patent Office) | 1 |
# | Industry | |
---|---|---|
#1 | Audio-visual technology | |
#2 | Packaging and shipping | |
#3 | Machines |
# | Technology | |
---|---|---|
#1 | Loudspeakers and microphones | |
#2 | Containers for goods storage | |
#3 | Stereophonic systems | |
#4 | Unspecified technologies |
# | Name | Total Patents |
---|---|---|
#1 | Chen Hsien-Ta | 4 |
#2 | Pan Chien-Chuan | 3 |
#3 | Chen Yue | 3 |
#4 | Liu Yandong | 1 |
#5 | Pan Chien Chuan | 1 |
#6 | Feng Jen-Na | 1 |
#7 | Liu Yan-Dong | 1 |
#8 | Pan Jian-Quan | 1 |
#9 | Feng Rennan | 1 |
#10 | Chen Yu-Ching | 1 |
Publication | Filing date | Title |
---|---|---|
US2020107105A1 | Modularized wireless earphone | |
CN110876101A | Voice coil diaphragm for high power speaker | |
TW202041049A | Voice coil diaphragm for high-power loudspeaker for extending service life, enhancing acoustic performance, and reducing distortion | |
US2014226843A1 | Multi-channel headphone | |
TW201438474A | Headset | |
US2013077800A1 | Tunable multichannel headphone and method for assembling the same | |
US2009101698A1 | Packing box for headphones | |
EP1651002A1 | Wireless headphone with a self-actuated switch | |
US2006083397A1 | Wireless headphone with a self-actuated switch | |
JP2006109202A | Switch for headphone | |
TW200610421A | Headset switch |