KN

Koichi Nagao

JD Japan Display: 3 patents #61 of 260Top 25%
Overall (2025): #55,348 of 469,880Top 15%
3
Patents 2025

Issued Patents 2025

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
12429739 Light adjustment device 2025-09-30
12399401 Liquid crystal device Kojiro Ikeda, Takeo Koito, Shinichiro Tanaka 2025-08-26
12339546 Light adjustment device and light adjustment panel Takeo Koito 2025-06-24