KS

Kouhei Sugiyama

SO Sony: 4 patents #8,966 of 25,231Top 40%
Overall (All Time): #1,091,069 of 4,157,543Top 30%
4
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
12422596 Light-emitting element and display device Koji Matsusaki, Kiyoshi Kaneuchi, Koji Tanaka, Yosuke Motoyama, Chugen Hamachi 2025-09-23
12376473 Display device and electronic apparatus Hiroaki Tsuchioka 2025-07-29
12004403 Display device and electronic apparatus Hiroaki Tsuchioka 2024-06-04
11818906 Display device with reduced reflection Toshihiro Fukuda, Shinichi Tanaka 2023-11-14