CT

Chengheng TSAI

KI Keiwa Incorporated: 5 patents #1 of 7Top 15%
Nichia: 1 patents #122 of 313Top 40%
Overall (2024): #36,782 of 561,600Top 7%
5
Patents 2024

Issued Patents 2024

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
12174489 Optical sheet laminate, backlight unit, liquid crystal display device, information equipment, and production method for backlight unit 2024-12-24
12135479 Optical sheet laminate, backlight unit, liquid crystal display device, information equipment, and production method for backlight unit Masanori Ehara 2024-11-05
12105376 Optical sheet, backlight unit, liquid crystal display apparatus, and information device 2024-10-01
12085807 Optical sheet laminate, backlight unit, liquid crystal display device, information equipment, and production method for backlight unit 2024-09-10
11886075 Optical sheet, backlight unit, liquid crystal display device, and information device Motohiko Okabe, Takahiro Tsuji, Masayuki Sukigara 2024-01-30