NC

Nobutoshi Chikazumi

HC Hitachi Chemical Company: 2 patents #701 of 1,946Top 40%
Overall (All Time): #2,366,070 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4353801 Special solvent column for GPC and GPC method using the same Yoshiyuki Mukoyama, Hatuo Sugitani 1982-10-12
4323664 Process for producing granular polymer having uniform fine particle size Yoshiyuki Mukoyama 1982-04-06