SN

Sei Nakahara

NC Nippon Shokubai Co.: 9 patents #2 of 193Top 2%
📍 Himeji, JP: #2 of 185 inventorsTop 2%
Overall (2002): #2,000 of 266,432Top 1%
9
Patents 2002

Issued Patents 2002

Showing 1–9 of 9 patents

Patent #TitleCo-InventorsDate
6495045 Solid substance removing device Kei Hamamoto, Yukihiro Matsumoto, Naoto Kasaya, Masakatsu Mori 2002-12-17
6482981 Method for producing acrylic acid Kouji Ueno, Masatoshi Ueoka 2002-11-19
6469202 Method for disposal of solid catalyst Takeshi Nishimura, Masahiro Motofuji, Masatoshi Ueoka 2002-10-22
6452040 Production process for hydroxyalkyl (meth)acrylate Yasuhiro Shingai, Yukihiro Yoneda, Masakazu Asami, Masatoshi Ueoka 2002-09-17
6444744 Hydrophilic resin, absorbent article, and acrylic acid for polymerization Hirotama Fujimaru, Kunihiko Ishizaki, Nobuyuki Harada 2002-09-03
6441228 Apparatus and process for producing (meth)acrylic acid Kazuhiko Sakamoto, Yukihiro Matsumoto, Kenji Sanada, Masatoshi Ueoka 2002-08-27
6414183 Method for handling waste oil Kazuhiko Sakamoto, Masatoshi Ueoka 2002-07-02
6372944 Liquid withdrawing tray for purification column, purification column, and method for purification Hajime Matsumoto, Takeshi Nishimura, Yukihiro Matsumoto, Misao Inada 2002-04-16
6348135 Process for the purification of (meth) acrylic acid and/or its ester Yukihiro Matsumoto, Masatoshi Ueoka 2002-02-19