KO

Katsumasa Ohtera

YK Yoshida Kogyo K.K.: 2 patents #13 of 94Top 15%
UN Unknown: 1 patents #172 of 2,033Top 9%
Overall (1994): #28,295 of 165,921Top 20%
2
Patents 1994

Issued Patents 1994

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5332456 Superplastic aluminum-based alloy material and production process thereof Tsuyoshi Masumoto, Akihisa Inoue, Kenji Higashi, Makoto Kawanishi 1994-07-26
5279642 Process for producing high strength aluminum-based alloy powder 1994-01-18