SINTAI OPTICAL SHENZHEN CO LTD has a total of 595 patent applications. It decreased the IP activity by 28.0%. Its first patent ever was published in 2012. It filed its patents most often in Taiwan, United States and China. Its main competitors in its focus markets optics, audio-visual technology and weapons are SANYING ULTRA PREC PHOTOELECTRIC JINCHENG CO LTD, TAMRON KK and AAC OPTICS SOLUTIONS PTE LTD.
# | Country | Total Patents | |
---|---|---|---|
#1 | Taiwan | 264 | |
#2 | United States | 166 | |
#3 | China | 147 | |
#4 | Japan | 10 | |
#5 | EPO (European Patent Office) | 7 | |
#6 | WIPO (World Intellectual Property Organization) | 1 |
# | Industry | |
---|---|---|
#1 | Optics | |
#2 | Audio-visual technology | |
#3 | Weapons | |
#4 | Measurement | |
#5 | Mechanical elements |
# | Technology | |
---|---|---|
#1 | Optical systems | |
#2 | Cameras | |
#3 | Television | |
#4 | Weapon sights | |
#5 | Radio navigation | |
#6 | Measuring distances | |
#7 | Nonlinear optics | |
#8 | Loudspeakers and microphones | |
#9 | Frames | |
#10 | Shafts |
# | Name | Total Patents |
---|---|---|
#1 | Chang Hsi-Ling | 42 |
#2 | Chen Chien-Hung | 23 |
#3 | Liu Hua-Tang | 22 |
#4 | Shih Po-Yuan | 20 |
#5 | Zhang Xiling | 19 |
#6 | Luo Sheng | 17 |
#7 | Lin Guo-Quan | 16 |
#8 | Zhao Lian | 15 |
#9 | Chang Chia-Kan | 14 |
#10 | Chen Yue-Ye | 13 |
Publication | Filing date | Title |
---|---|---|
US2021105388A1 | Lens Device | |
US2021096325A1 | Lens Assembly | |
US2021072500A1 | Lens Assembly | |
US2021080698A1 | Lens Assembly | |
US2021072517A1 | Wide-Angle Lens Assembly | |
US2021072512A1 | Wide-Angle Lens Assembly | |
US2021041671A1 | Optical Lens Assembly | |
US2020333562A1 | Lens Assembly | |
TW202040200A | Lens device | |
TWI704387B | Lens assembly | |
TWI709783B | Wide-angle lens assembly | |
TWI701475B | Wide-angle lens assembly | |
TW202036039A | Lens device | |
US2020072604A1 | Range Finder Capable of Adjusting Light Flux | |
TWI687730B | Lens assembly | |
US2020096745A1 | Lens Apparatus | |
US2020081223A1 | Lens Assembly | |
CN111830674A | Lens barrel | |
US2020116980A1 | Lens Assembly | |
TWI709779B | Lens device under cover glass and the smartphone using the lens device |