TA

Toshikazu Akiyama

NK Nippon Furnace Kogyo Kaisha: 1 patents #3 of 8Top 40%
NC Nkk Co.: 1 patents #25 of 178Top 15%
Overall (1994): #58,370 of 165,921Top 40%
1
Patents 1994

Issued Patents 1994

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5314170 Steel heating furnace Takeshi Tada, Ryoichi Tanaka, Masao Kawamoto 1994-05-24