FY

Fumiko Yoyasu

CC Citizen Electronics Co.: 4 patents #74 of 252Top 30%
MC Mitsubishi Chemical: 3 patents #645 of 3,022Top 25%
Nichia: 3 patents #567 of 1,531Top 40%
Overall (All Time): #689,867 of 4,157,543Top 20%
7
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
12084609 Light emitting device Byungchul Hong, Naoki Sako, Naoto Kijima, Masahiko Yoshino, Takashi Hase +1 more 2024-09-10
11873435 Light emitting device Byungchul Hong, Naoki Sako, Naoto Kijima, Masahiko Yoshino, Takashi Hase +1 more 2024-01-16
11613698 Illumination device Byungchul Hong, Naoki Sako, Naoto Kijima, Masahiko Yoshino, Takashi Hase +1 more 2023-03-28
10858582 Semiconductor light emitting device, backlight, color image display device and phosphor to be used for them Byungchul Hong, Naoki Sako, Naoto Kijima, Masahiko Yoshino, Takashi Hase +1 more 2020-12-08
10011769 Semiconductor light emitting device, backlight, color image display device and phosphor to be used for them Byungchul Hong, Naoki Sako, Naoto Kijima, Masahiko Yoshino, Takashi Hase +1 more 2018-07-03
9541238 Semiconductor light emitting device, backlight, color image display device and phosphor to be used for them Byungchul Hong, Naoki Sako, Naoto Kijima, Masahiko Yoshino, Takashi Hase +1 more 2017-01-10
8491816 Semiconductor light emitting device, backlight, color image display device and phosphor to be used for them Byungchul Hong, Naoki Sako, Naoto Kijima, Masahiko Yoshino, Takashi Hase +1 more 2013-07-23