SW

Shigeaki Wakana

KA Kao: 6 patents #545 of 3,221Top 20%
📍 Tochigi, JP: #625 of 2,789 inventorsTop 25%
Overall (All Time): #862,576 of 4,157,543Top 25%
6
Patents All Time

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
8132575 Hair holder Takehiko Tojo, Hideo Kobayashi, Koji Saito, Akemi Goto, Manabu Sakashita 2012-03-13
6033760 Magnetic recording medium Tadashi Ito 2000-03-07
5993948 Magnetic recording medium Toshio Yamazaki, Ken Yoshizawa, Tadashi Itou, Satoshi Shimizu 1999-11-30
5989680 Magnetic recording medium Shingo Komaba 1999-11-23
5776590 Magnetic recording medium Toshio Yamazaki, Ken Yoshizawa, Tadashi Itou, Satoshi Shimizu 1998-07-07
5776596 Magnetic recording medium having a magnetic layer and intermediate layer each containing a specified fatty acid and fatty acid ester Toshio Yamazaki, Satoshi Nagai, Tetsutaro Inoue 1998-07-07