HM

Hiroyuki Mathura

OC Osaka Gas Co.: 1 patents #252 of 689Top 40%
📍 Ibaraki, JP: #4,343 of 6,779 inventorsTop 65%
Overall (All Time): #3,971,252 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4654149 Process for treating ammonium nitrate-containing waste water Yoshiaki Harada, Teizou Okino, Yasuhumi Doi, Kenichi Yamasaki 1987-03-31