YK

Yoshiaki Katsuyama

NC Nippon Tungsten Co.: 1 patents #1 of 7Top 15%
SC Sumitomo Special Metals Co.: 1 patents #4 of 27Top 15%
Overall (1994): #48,630 of 165,921Top 30%
1
Patents 1994

Issued Patents 1994

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5302560 Process for the production of magnetic head sliders Toshiaki Wada, Mitsuhiko Furukawa, Takashi Kitahira, Michito Miyahara, Kiyohito Misumi +1 more 1994-04-12