TO

Tsutomu Ohnishi

AC Asai Germanium Research Institute Co.: 2 patents #8 of 39Top 25%
KA Kaneka: 1 patents #886 of 1,525Top 60%
TC Toagosei Co.: 1 patents #155 of 338Top 50%
Overall (All Time): #1,359,259 of 4,157,543Top 35%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
11946149 Method for operating apparatus for producing alkali hydroxide Tsugiyoshi Osakabe, Tatsurou YAMASHITA, Takuya Shimura, Mikihito Sugiyama, Yukinori Iguchi 2024-04-02
4748187 Opioid peptide-degrading enzyme inhibitor with a germanium compound Norihiro Kakimoto, Takashi Katayama, Tadahiko Hazato 1988-05-31
4681960 Organogermanium compound Norihiro Kakimoto, Takashi Katayama, Tadahiko Hazato 1987-07-21