SO

Sumio Otsuka

JC Japan Hydrazine Co.: 2 patents #11 of 35Top 35%
Overall (All Time): #2,236,127 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6156906 Process for the preparation of 5,5'-bi-1H-tetrazole salt Shunji Hyoda, Masaharu Kita, Hirotoshi Sawada, Shuichi Nemugaki, Takahiro Ueta +3 more 2000-12-05
6040453 Method for preparing 5,5'-bi-1H-tetrazole salt Shunji Hyoda, Masaharu Kita, Hirotoshi Sawada, Shuichi Nemugaki, Yoshitaka Miyawaki +2 more 2000-03-21