KF

Keitaro Fukui

TK Toa Nenryo Kogyo: 1 patents #121 of 220Top 60%
TK Toa Nenryo Kogyo, K.K.: 1 patents #30 of 80Top 40%
TO Tonen: 1 patents #126 of 264Top 50%
📍 Agbor, NG: #14 of 29 inventorsTop 50%
Overall (All Time): #1,656,351 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
5177578 Polycrystalline silicon thin film and transistor using the same Hisashi Kakinoki, Tatsuro Nagahara 1993-01-05
5002928 Method for forming oxide superconducting films with an ultrasonic wave sprayer Osamu Nakamura, Yasushi Okayama, Atsushi Tsunoda 1991-03-26
4742012 Method of making graded junction containing amorphous semiconductor device Mitsuo Matsumura, Hideo Yamamoto, Toshihiro Yoshida, Yoshinobu Okayasu, Kunio Asai +1 more 1988-05-03