RT

Ryoji Tsuboi

Sumitomo Electric Industries: 2 patents #9,741 of 21,551Top 50%
NC Nihon Nohyaku Co.: 1 patents #153 of 243Top 65%
Overall (All Time): #1,519,460 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
9040573 Anti-fungal agent Hiroyasu Koga, Yasuko Nanjoh 2015-05-26
5788720 Method for manufacturing positive electrode plates for an alkaline storage battery Shuji ASANO, Yasutaka Noguchi 1998-08-04
5718988 Alkaline storage battery Shuji ASANO, Yasutaka Noguchi 1998-02-17