KT

Kehan Tian

IBM: 31 patents #3,235 of 70,183Top 5%
JC Jiaxing Uphoton Optoelectronics Technology Co.: 19 patents #1 of 17Top 6%
Globalfoundries: 3 patents #1,029 of 4,424Top 25%
UN Unknown: 1 patents #29,356 of 83,584Top 40%
Samsung: 1 patents #49,284 of 75,807Top 70%
Overall (All Time): #46,662 of 4,157,543Top 2%
54
Patents All Time

Issued Patents All Time

Showing 25 most recent of 54 patents

Patent #TitleCo-InventorsDate
12265217 Display device and glasses Zhentao FAN, Qingfeng Zhu, Lei Sui 2025-04-01
12228729 Method for designing diffractive optical element and partitioned uniform light illumination system Zhentao FAN, Yuming Song 2025-02-18
12222533 Optical waveguide device and display device Yuming Song, Zhentao FAN, Lei Sui 2025-02-11
12124069 Optical waveguide and display device Peng Chen, Lei Sui 2024-10-22
12111474 Grating structure, diffraction optical waveguide, and display device Peng Chen, Guofang Sun, Lei Sui 2024-10-08
12085762 Optical waveguide device for image display and display device having the same Zhentao FAN, Xingming ZHAO 2024-09-10
11988838 Diffractive optical waveguide and display device Chenhao Dou 2024-05-21
11988861 Diffractive optical waveguide and display device Zhentao FAN, Xingming ZHAO 2024-05-21
11966060 Optical waveguide device for display and display device having the same Zhentao FAN, Lei Sui 2024-04-23
11940653 Diffractive optical waveguide and display device having the same Zhentao FAN, Xingming ZHAO 2024-03-26
11899203 Method for out-coupling grating for AR optical waveguide, and design method for AR optical waveguide Xingming ZHAO, Zhentao FAN, Qingfeng Zhu, Lei Sui 2024-02-13
11892682 Diffractive optical waveguide and display device having the same preliminary class Zhentao FAN, Xingming ZHAO 2024-02-06
11874488 Diffractive optical waveguide and display apparatus having same Zhentao FAN, Xingming ZHAO 2024-01-16
11874503 Diffractive optical waveguide and display device Xingming ZHAO, Zhentao FAN, Qingfeng Zhu 2024-01-16
11846785 Diffraction optical waveguide and grating structure thereof, and display device Guofang Sun, Peng Chen, Lei Sui 2023-12-19
11841523 Diffractive optical waveguide and display device Yuming Song 2023-12-12
11796747 Diffractive optical waveguide and display device Zhentao FAN, Xingming ZHAO 2023-10-24
11774238 Light projection method and light projection device Xiaodong YIN, Lixin Wei 2023-10-03
11774767 Diffractive optical waveguide and display device Yuming Song, Chenhao Dou 2023-10-03
11726325 Near-eye optical imaging system, near-eye display device and head-mounted display device Zhengyu Huang 2023-08-15
11693253 Method for designing diffraction suppression optical component, display screen and under-screen camera apparatus Zhentao FAN, Hui Feng, Kai Zhang, Chenhao Dou, Hao Wu 2023-07-04
11668928 Diffractive optical element capable of being used for projecting oblique line, projection apparatus, and design method therefor Yiyan Wang 2023-06-06
11036126 Semiconductor fabrication design rule loophole checking for design for manufacturability optimization Chieh-Yu Lin, Dongbing Shao, Zheng Xu 2021-06-15
10585346 Semiconductor fabrication design rule loophole checking for design for manufacturability optimization Chieh-Yu Lin, Dongbing Shao, Zheng Xu 2020-03-10
10394116 Semiconductor fabrication design rule loophole checking for design for manufacturability optimization Chieh-Yu Lin, Dongbing Shao, Zheng Xu 2019-08-27