HY

Hisayuki Yazawa

AC Alps Electric Co.: 4 patents #14 of 233Top 7%
Overall (2005): #12,230 of 245,428Top 5%
4
Patents 2005

Issued Patents 2005

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
6958886 Perpendicular magnetic recording head having main magnetic pole layer formed on high-flatness surface, and method of manufacturing the head Toru Takahashi, Hideki Gochou, Kiyoshi Kobayashi, Minoru Yamada, Kiyoshi Sato +1 more 2005-10-25
6903900 Perpendicular magnetic recording head including nonmagnetic layer overlaying main pole layer Kiyoshi Sato, Kiyoshi Kobayashi 2005-06-07
6894870 Thin film magnetic head comprising at least two coil layers and method of manufacturing the same Toru Takahashi, Kiyoshi Kobayashi, Hideki Gochou 2005-05-17
6882502 Thin-film magnetic head with narrowed track width and method for making same Kiyoshi Sato, Hideki Gochou, Kiyoshi Kobayashi, Akira Koyama 2005-04-19