TO

Tsuyoshi OKAHISA

Nichia: 53 patents #9 of 1,531Top 1%
📍 Tokushima, JP: #18 of 1,059 inventorsTop 2%
Overall (All Time): #48,129 of 4,157,543Top 2%
53
Patents All Time

Issued Patents All Time

Showing 1–25 of 53 patents

Patent #TitleCo-InventorsDate
12416774 Method of manufacturing lens and light emitting device Tomohisa Kishimoto, Toshiyuki Fujii 2025-09-16
12410903 Light emitting module Norimasa Yoshida, Saiki Yamamoto 2025-09-09
12379564 Method of manufacturing lens and light emitting device Toshiyuki Fujii, Tomohisa Kishimoto 2025-08-05
12366354 Light source device Norimasa Yoshida 2025-07-22
12352426 Light source device Norimasa Yoshida 2025-07-08
12352409 Light source device Norimasa Yoshida 2025-07-08
12313242 Light source device Norimasa Yoshida 2025-05-27
12271099 Light-emitting device and method of manufacturing the same Shinya Matsuoka 2025-04-08
12247710 Light source and light emitting module Shintaro NOMA 2025-03-11
12241608 Light source device and light guide array unit 2025-03-04
12243960 Light source device including light emission units having light emission faces of different surface areas Shintaro NOMA 2025-03-04
12218294 Light source device Norimasa Yoshida 2025-02-04
12216383 Light emitting module 2025-02-04
12206052 Light-emitting device and planar light source that utilizes multiple wavelength conversion layers Keiji Emura 2025-01-21
12152769 Light source device Norimasa Yoshida 2024-11-26
12153277 Lens and light emitting device Toshiyuki Fujii, Tomohisa Kishimoto 2024-11-26
12117691 Method of producing light-emitting device and planar light source Takuya Nakabayashi, Ryohei Yamashita, Keiji Emura, Toshinobu Katsumata 2024-10-15
12117162 Light emitting device Toshiyuki Fujii 2024-10-15
12113149 Light source device including light source, liquid crystal shutter, and lens Shintaro NOMA 2024-10-08
12066180 Light source device and lens structure Daizo KIBA, Takashi Matsuda 2024-08-20
12044374 Light source device and light guide array unit 2024-07-23
12038142 Light source and light emitting module Shintaro NOMA 2024-07-16
11947245 Light-emitting device and method of manufacturing the same Shinya Matsuoka 2024-04-02
11929452 Method of manufacturing light-emitting device and method of manufacturing illumination device Tomohito Shinomiya, Daizo KIBA 2024-03-12
11894497 Light emitting device, method of manufacturing covering member, and method of manufacturing light emitting device Tadao Hayashi, Teruhito Azuma, Suguru Beppu, Kunihiro Izuno 2024-02-06