SK

Shigenobu Kato

EM Elpida Memory: 2 patents #267 of 692Top 40%
SK Sekisui Kagaku Kogyo: 2 patents #64 of 395Top 20%
Overall (All Time): #1,028,985 of 4,157,543Top 25%
5
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
7638871 Semiconductor device Kouichirou Noda, Goro Kitsukawa, Michihiro Mishima 2009-12-29
7400034 Semiconductor device Kouichirou Noda, Goro Kitsukawa, Michihiro Mishima 2008-07-15
5327937 Branched valve Yasuo Yamabe 1994-07-12
4678161 Ball valve Yoshiaki Bando, Teruyoshi Asano, Katsuhiko Tanioka 1987-07-07
4384705 Stop valve 1983-05-24