MA

Masayuki Arai

AC Ajinomoto Co.: 3 patents #592 of 2,190Top 30%
NS Nippon Steel: 2 patents #1,308 of 4,423Top 30%
Overall (All Time): #1,043,120 of 4,157,543Top 30%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
6666902 Ladle refining apparatus and ladle refining method using it Hideaki Kimura, Atsushi Ishikawa, Hiromi Ishii, Jun Aoki 2003-12-23
5868817 Process for producing steel by converter Masataka Yano, Yuji Ogawa, Fumio Koizumi, Noriyuki Masumitsu, Hideaki Sasaki +5 more 1999-02-09
5466793 Process for preparing 2', 3'- dideoxyinosine Yutaka Honda, Hiroshi Shiragami, Hisao Iwagami 1995-11-14
5451671 Method of purifying 2',3'-dideoxynucleosides Hiroshi Shiragami, Kunisuke Izawa, Yutaka Honda, Yasuhiro Tanaka, Toshihide Yukawa +1 more 1995-09-19
5290927 Process for preparing 2',3'-dideoxyadenosine Yutaka Honda, Hiroshi Shiragami, Hisao Iwagami 1994-03-01