YI

Yoshinori Ishiai

SO Sony: 2 patents #12,963 of 25,231Top 55%
SC Secom Co.: 1 patents #6 of 47Top 15%
SC Shinko Electric Industries Co.: 1 patents #134 of 267Top 55%
📍 Rifu, JP: #819 of 2,101 inventorsTop 40%
Overall (All Time): #1,507,469 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
9356424 Semiconductor light emitting element and semiconductor light emitting device Masahiro Murayama, YUICHIRO KIKUCHI 2016-05-31
6096587 Manufacturing method of a junction field effect transistor Tsutomu Imoto, Mikio Kamada 2000-08-01
4609048 Apparatus for automatically extinguishing fire Susumu Yasaki, Susumu Mitsushima, Takashi Nakamura 1986-09-02