KT

Koichi Tokuhisa

DK Daiken Iki Kabushiki Kaisha: 2 patents #6 of 41Top 15%
Overall (All Time): #2,303,944 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5238582 Method of treating waste liquid Shoji Hori 1993-08-24
5156823 Device for and method of treating waste liquid Shoji Hori 1992-10-20