KH

Kei Hamamoto

NC Nippon Shokubai Co.: 2 patents #25 of 181Top 15%
📍 Himeji, JP: #29 of 186 inventorsTop 20%
Overall (2003): #57,475 of 273,478Top 25%
2
Patents 2003

Issued Patents 2003

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6613196 Method for stopping purifying column Yukihiro Matsumoto, Sei Nakahara, Misao Inada 2003-09-02
6581637 Tank and a method for storing an easily polymerizable compound Takeshi Nishimura, Kazuhiko Sakamoto, Osamu Dodo 2003-06-24