AK

Akiyasu Kumagai

FC Fuji Electric Co.: 4 patents #580 of 2,643Top 25%
Overall (All Time): #1,198,167 of 4,157,543Top 30%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
9758873 Manufacturing method for magnetic recording medium Narumi SATO, Tomonori Katano, Katsumi Taniguchi, Hiromi Ono 2017-09-12
9478243 Magnetic recording medium for heat-assisted recording system and method for manufacturing same Narumi SATO, Tomonori Katano, Katsumi Taniguchi 2016-10-25
9076479 Magnetic recording medium Tomonori Katano, Katsumi Taniguchi, Hiromi Ono, Narumi SATO, Shinji Uchida 2015-07-07
9047905 Recording medium Tomonori Katano, Katsumi Taniguchi, Hiromi Ono, Narumi SATO 2015-06-02