KF

Kei Fujii

Sumitomo Electric Industries: 5 patents #34 of 508Top 7%
📍 Itami, JP: #8 of 104 inventorsTop 8%
Overall (2017): #29,098 of 506,227Top 6%
5
Patents 2017

Issued Patents 2017

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
9818895 Semiconductor device, optical sensor device and semiconductor device manufacturing method Katsushi Akita, Takashi Ishizuka, Hideaki Nakahata, Yasuhiro Iguchi, Hiroshi Inada +1 more 2017-11-14
9773932 Epitaxial wafer and method for manufacturing same Koji Nishizuka, Takashi Kyono, Kaoru Shibata, Katsushi Akita 2017-09-26
9698287 Epitaxial wafer, method for producing the same, semiconductor element, and optical sensor device Kaoru Shibata, Katsushi Akita 2017-07-04
9680040 Semiconductor device and method for manufacturing the same Kaoru Shibata, Katsushi Akita, Takashi Ishizuka 2017-06-13
9608148 Semiconductor element and method for producing the same Takashi Kyono, Katsushi Akita 2017-03-28