KO

Katsunori Otobe

FC Fukuda Metal Foil & Powder Co.: 2 patents #2 of 7Top 30%
NC Nittan Valve Co.: 2 patents #1 of 24Top 5%
Overall (2016): #126,147 of 481,213Top 30%
2
Patents 2016

Issued Patents 2016

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
9441287 Ni-Cr-Co-based alloy having high-temperature corrosion resistance, and poppet valve surface-modified with the same Shinichi Nishimura, Kazunori Kurahashi, Yoshihiro Takahashi 2016-09-13
9340856 Ni—Fe—Cr alloy and engine valve welded with the same alloy Shinichi Nishimura, Kenji Nakagawa, Masanami Iio 2016-05-17