TT

Tatsuo Takechi

NC Nkk Co.: 2 patents #309 of 1,173Top 30%
Overall (All Time): #2,213,738 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6497819 Method and apparatus for treating waste water Kei Baba, Toshiaki Tsubone, Shinichi Endo, Yukihiko Okamoto 2002-12-24
6387254 Apparatus for wastewater treatment Masahisa Tanabe, Toshiaki Tsubone, Jun Miyata, Kei Baba, Satoru Udagawa +1 more 2002-05-14