Granted Patent
Utility
US 6,530,141 · App. 09/879,974
Method of forming thin film magnetic recording head with narrow track width performing high density recording at high driving frequency
Inventors:
Matahiro Komuro, Tomohiro Okada, Moriaki Fuyama, Tetsuo Ito, Hiroshi Fukui, Yohji Maruyama, Miki Hara, Hisashi Takano
Patented Case
View Patent ↗
Granted: Mar 11, 2003
Filed: Jun 14, 2001
Inventors
Matahiro Komuro
Tomohiro Okada
Moriaki Fuyama
Tetsuo Ito
Hiroshi Fukui
Yohji Maruyama
Miki Hara
Hisashi Takano
Assignee (at issue)
HITACHI, LTD.
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.