KO CHENG HAO has a total of 17 patent applications. It decreased the IP activity by 66.0%. Its first patent ever was published in 2007. It filed its patents most often in United States, China and WIPO (World Intellectual Property Organization). Its main competitors in its focus markets optics, measurement and surface technology and coating are SILIOS TECHNOLOGIES, MULTICHANNEL INSTR AB and INSTRUMENTS SA.
# | Country | Total Patents | |
---|---|---|---|
#1 | United States | 6 | |
#2 | China | 4 | |
#3 | WIPO (World Intellectual Property Organization) | 4 | |
#4 | EPO (European Patent Office) | 1 | |
#5 | Republic of Korea | 1 | |
#6 | Taiwan | 1 |
# | Industry | |
---|---|---|
#1 | Optics | |
#2 | Measurement | |
#3 | Surface technology and coating | |
#4 | Chemical engineering |
# | Technology | |
---|---|---|
#1 | Optical systems | |
#2 | Measuring light | |
#3 | Analysing materials | |
#4 | Photomechanical semiconductor production | |
#5 | Chemical or physical laboratory devices | |
#6 | Layered products |
# | Name | Total Patents |
---|---|---|
#1 | Ko Cheng-Hao | 14 |
#2 | Ko Cheng Hao | 3 |
Publication | Filing date | Title |
---|---|---|
US2019162972A1 | Optical wavelength dispersion device and manufacturing method therefor | |
US2019162883A1 | Optical wavelength dispersion | |
US2019162652A1 | Screening Test Paper Reading System | |
CN110392853A | Optics wave splitter device | |
WO2019104619A1 | Screening test paper reading system | |
CN110383128A | Optics wave splitter device and its manufacturing method | |
WO2018041264A1 | Screening test paper, and verification system and method therefor | |
US2018067105A1 | Test strip, inspection system and inspection method thereof | |
TW200839202A | Optical system |