YK

Yasuhiro Kiyonaga

KA Kao: 1 patents #1,961 of 3,221Top 65%
LG Lion Group: 1 patents #229 of 587Top 40%
Overall (All Time): #4,040,797 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4470828 Aqueous coal slurry composition Masaaki Yamamura, Shinichi Watanabe, Norio Fujii 1984-09-11