KN

Katuhide Nagaoka

DJ Doryokuro Kakunenryo Kaihatsu Jigyodan: 1 patents #104 of 393Top 30%
TC Toyo Tanso Co.: 1 patents #72 of 192Top 40%
Overall (All Time): #3,758,608 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5580658 Copper-carbon composite material with graded function and method for manufacturing the same Tadashi Maruyama, Masaki Okada 1996-12-03