DW

Dai Wakamatsu

Nichia: 16 patents #108 of 1,531Top 8%
📍 Anan, JP: #43 of 306 inventorsTop 15%
Overall (All Time): #291,647 of 4,157,543Top 8%
16
Patents All Time

Issued Patents All Time

Showing 1–16 of 16 patents

Patent #TitleCo-InventorsDate
11784170 Light-emitting device and light-emitting module with frame and covering member Takashi Ishii, Hiroaki KAGEYAMA 2023-10-10
11769862 Light emitting device Kimihiro Miyamoto, Kensuke YAMAOKA, Yoshiyuki Ide 2023-09-26
11721682 Light emitting device and light emitting module Takashi Ishii, Hiroaki KAGEYAMA 2023-08-08
11380659 Method of manufacturing light-emitting device and method of manufacturing light-emitting module Takashi Ishii, Hiroaki KAGEYAMA 2022-07-05
11355682 Method of manufacturing light emitting device and light emitting device 2022-06-07
11257800 Method of manufacturing light emitting device, method of manufacturing light emitting module, light emitting device, and light emitting module Takashi Ishii, Hiroaki KAGEYAMA 2022-02-22
11244935 Method of manufacturing light-emitting module Takashi Ishii, Hiroaki KAGEYAMA 2022-02-08
10415795 Method of manufacturing light distribution member with shielded individual transmissive pieces and light-shielding frame, method of manufacturing light emitting device having light distribution member, light distribution member, and light emitting device Masatsugu Ichikawa, Masahiko Sano 2019-09-17
10333030 Light-emitting device including reflective film and method for manufacturing light-emitting device Masahiko Sano 2019-06-25
10326064 Light emitting device and method of manufacturing same Shusaku Bando, Takeshi Kususe 2019-06-18
10324242 Optical component and light emitting device Masahiko Sano, Masami KUMANO 2019-06-18
10117338 Method for manufacturing light emitting device 2018-10-30
10004146 Method for manufacturing light emitting device 2018-06-19
9744754 Method for manufacturing light distribution member, and method for manufacturing light emitting device Masatsugu Ichikawa 2017-08-29
9048405 Light emitting device Daisuke Sanga, Takuya Okada, Keisuke Sejiki, Kunihito Sugimoto, Takao Kosugi 2015-06-02
8878218 Semiconductor light-emitting device and method for manufacturing the same Kosuke Sato, Yoshitaka Sumitomo, Yoshiyuki Aihara, Kimihiro Miyamoto, Satoshi Kinoshita 2014-11-04