HS

Hiroshi Shibano

SD Showa Denko: 1 patents #231 of 593Top 40%
Overall (All Time): #3,933,442 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4850533 Telescopic drinking straw Katsumasa Hoshi, Yukihiro Nomura, Ryosuke Kamei, Takeshi Banba 1989-07-25