SF

Shigeharu Fujii

MC Mitsui Chemicals: 3 patents #648 of 2,279Top 30%
TK Toshiba Kikai: 2 patents #223 of 713Top 35%
MI Mitsui Petrochemical Industries: 1 patents #503 of 1,024Top 50%
TC Toshiba Machine Co.: 1 patents #70 of 186Top 40%
📍 Numazu, JP: #227 of 856 inventorsTop 30%
Overall (All Time): #744,031 of 4,157,543Top 20%
7
Patents All Time

Issued Patents All Time

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
8460414 Polishing slurry and polishing material using same Akinori Etoh, Setsuko Oike, Tomokazu Ishizuka, Kiyotaka Shindo 2013-06-11
8147712 Polishing composition Akinori Etoh, Setsuko Oike, Kiyotaka Shindo, Tomokazu Ishizuka 2012-04-03
7345135 Crosslinkable aromatic resin having protonic acid group, and ion conductive polymer membrane, binder and fuel cell using the resin Junichi Ishikawa, Takashi Kuroki, Satoko Fujiyama, Takehiko Omi, Tomoyuki Nakata +3 more 2008-03-18
5453974 Optical disk substrate, method for initialization thereof and driving apparatus for initialization of said optical disk Takeshi Minoda 1995-09-26
5103596 Method and apparatus for controlling cylinder grinding machines Yuji Washio, Shigeyoshi Kuroda 1992-04-14
5053973 Method and apparatus for correcting deflection of a movable member Akira Ochiai, Akio Fujii 1991-10-01
4480366 Vertical milling and turning machines Katsuji Takahashi, Makoto Sagara 1984-11-06