HK

Hiroshi Kamiyashiki

KC Kyodo Yushi Co.: 2 patents #42 of 191Top 25%
NS Nippon Steel: 1 patents #2,111 of 4,423Top 50%
Overall (All Time): #2,256,774 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5710112 Lubricant composition Ko Yaegashi, Yoshiaki Oikawa, Hiroshi Kimura 1998-01-20
5437802 Lubricating composition for hot-rolling steel Ryuro Kurahashi, Takahiko Kouga, Masataka Shirata, Masayoshi Sakakibara 1995-08-01