Compositions – Magnetic – Free metal or alloy containing
Reexamination Certificate
2004-09-30
2008-09-09
Koslow, C. Melissa (Department: 1793)
Compositions
Magnetic
Free metal or alloy containing
C252S062640, C252S062620, C264S611000, C264S667000, C264S122000, C264S642000, C428S928000, C428S900000, C428S611000, C428S548000, C428S552000
Reexamination Certificate
active
07422697
ABSTRACT:
A composite sintered magnetic material comprises a kind of metal powder at least one selected from the group consisting of Fe, Fe—Si type, Fe—Ni type, Fe—Ni—Mo type, and Fe—Si—Al type, and a ferrite layer formed from a kind of ferrite powder at least one selected from the group consisting of Ni—Zn type, Mn—Zn type, and Mg—Zn type, wherein a diffusion layer is formed by sintering between both of these to integrates the both.
REFERENCES:
patent: 3502584 (1970-03-01), Denes
patent: 5227235 (1993-07-01), Moro et al.
patent: 5238507 (1993-08-01), Kugimiya et al.
patent: 5348800 (1994-09-01), Moro et al.
patent: 6726740 (2004-04-01), Draxler et al.
patent: 2004/0161600 (2004-08-01), Igarashi et al.
patent: 805710 (1958-10-01), None
patent: 805 710 (1958-12-01), None
patent: 56-038402 (1981-04-01), None
patent: 62-247005 (1987-10-01), None
patent: 2003-105480 (2003-04-01), None
patent: 2003-193174 (2003-07-01), None
patent: WO 01/45116 (2001-06-01), None
patent: WO 01/45116 (2001-11-01), None
patent: WO 02/081129 (2002-10-01), None
Translation of JP 2003-105480.
Translation of JP 2003-192174.
European Search Report dated Mar. 29, 2006, for corresponding European Patent Application EP 04 02 3421.
Matsutani Nobuya
Onishi Kazuaki
Takahashi Takeshi
Koslow C. Melissa
Matsushita Electric - Industrial Co., Ltd.
RatnerPrestia
LandOfFree
Composite sintered magnetic material, its manufacturing... does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Composite sintered magnetic material, its manufacturing..., we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Composite sintered magnetic material, its manufacturing... will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-3988970