CK

Cheng-Hao Ko

OP Oto Photonics: 6 patents #3 of 11Top 30%
PE Pegavision: 4 patents #6 of 29Top 25%
UN Unknown: 3 patents #7,366 of 83,584Top 9%
Overall (All Time): #181,756 of 4,157,543Top 5%
23
Patents All Time

Issued Patents All Time

Showing 1–23 of 23 patents

Patent #TitleCo-InventorsDate
11808947 Optical wavelength dispersion device and manufacturing method therefor 2023-11-07
D982639 Contact lens 2023-04-04
D982640 Contact lens 2023-04-04
D982051 Contact lens 2023-03-28
D973742 Contact lens 2022-12-27
11086057 Optical wavelength device 2021-08-10
10620445 Optical wavelength dispersion device and manufacturing method therefor 2020-04-14
10613259 Optical wavelength dispersion 2020-04-07
10551531 Hybrid diffraction grating, mold insert and manufacturing methods thereof 2020-02-04
10533993 Test strip, inspection system and inspection method thereof 2020-01-14
10215633 Miniature spectrometer and method of assembling the samens 2019-02-26
9910195 Optical wavelength dispersion device and method of manufacturing the same 2018-03-06
9746616 Optical module of micro spectrometer with tapered slit and slit structure thereof 2017-08-29
9715050 Optical wavelength dispersion device and method of manufacturing the same 2017-07-25
9372290 Spectrum analyzer and reflection type diffraction grating thereof Yung-Chuan Wu 2016-06-21
9312958 Optical communication transmitting device and method of manufacturing the same 2016-04-12
9217668 Miniaturized optical spectrometer and fabricating method thereof 2015-12-22
9157799 Optical wavelength dispersion device and method of manufacturing the same 2015-10-13
9157798 Optical wavelength dispersion device and method of manufacturing the same 2015-10-13
9146155 Optical system and manufacturing method thereof 2015-09-29
9122014 Optical mechanism of miniaturized optical spectrometers 2015-09-01
8717561 Miniature spectrometer with stray light filtering structure 2014-05-06
8508731 Spectrometer capable of eliminating side-tail effects 2013-08-13