Soft magnetic thin film
CA 1338255 C · Owner: Katori, Kenji · Inventors: Katori, Kenji; Hayashi, Kazuhiko; Hayakawa, Masatoshi
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
Disclosed is a soft magnetic thin film having a basic composition of FeCoNi or FeCoDy which is specified for use as a single layer film for increasing the saturation magnetic flux density and the coercive force. The soft magnetic properties are achieved by laminating the above defined soft magnetic thin film as the first soft magnetic thin film layer with a second magnetic thin film layer. In this case, crystal structures of the first and the second soft magnetic thin films should appropreately be selected and combined.
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Listed from its CIPO record in Patent Yard's archive of Canadian patents past their term. Its claims, description and drawings are in the CIPO record and on Google Patents, and the Claude kit works from them.
Why it's free to use
- Granted April 23, 1996. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended April 23, 2013.
- We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
Timeline
Timeline From CIPO dates
Sources & verification
Official CIPO records
Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.