TN

Tadashi Narahara

Kubota: 1 patents #1,212 of 2,059Top 60%
NS Nippon Steel: 1 patents #2,111 of 4,423Top 50%
Overall (All Time): #4,022,945 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4546527 Composite sleeve for use in rolling rolls for H-section steel and channel steel Masahiro Fukuda, Akitoshi Okabayashi, Kenji Muramatsu, Noriyuki Miyazaki, Masanori Fukushima 1985-10-15