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Patents Grants
last 30 patents
Information
Patent Grant
Magnetic apparatus for detecting position of vehicle
Patent number
6,336,064
Issue date
Jan 1, 2002
Aichi Steel Works, Ltd.
Yoshinobu Honkura
G08 - SIGNALLING
Information
Patent Grant
Dental magnetic attachment and its fixing method including spacer
Patent number
6,203,325
Issue date
Mar 20, 2001
Aichi Steel Works, Ltd.
Yoshinobu Honkura
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Process of treating waste containing zinc oxide
Patent number
6,132,488
Issue date
Oct 17, 2000
Aichi Steel Works, Ltd.
Toshikatu Hara
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Production apparatus for rare earth anisotropic magnet powders
Patent number
6,113,846
Issue date
Sep 5, 2000
Aichi Steel Works, Ltd.
Yoshinobu Honkura
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method of treating dust exhausted from melting furnace
Patent number
6,083,294
Issue date
Jul 4, 2000
Aichi Steel Works, Ltd.
Toshikatsu Hara
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Anisotropic magnet powders and their production method
Patent number
6,056,830
Issue date
May 2, 2000
Aichi Steel Works, Ltd.
Yoshinobu Honkura
C21 - METALLURGY OF IRON
Information
Patent Grant
Method of producing an anisotropic bonded magnet
Patent number
6,007,757
Issue date
Dec 28, 1999
Aichi Steel Works, Ltd.
Yoshinobu Honkura
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Dental attachment
Patent number
5,931,676
Issue date
Aug 3, 1999
Aichi Steel Works, Ltd.
Yoshinobu Honkura
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Production method for anisotropic resin-bonded magnets
Patent number
5,886,070
Issue date
Mar 23, 1999
Aichi Steel Works, Ltd.
Yoshinobu Honkura
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Method of treating dusts containing oxides
Patent number
5,871,561
Issue date
Feb 16, 1999
Toyota Jidosha Kabushiki Kaisha
Yuji Okada
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Production method, production apparatus and heat treatment apparatu...
Patent number
5,851,312
Issue date
Dec 22, 1998
Aichi Steel Works, Ltd.
Yoshinobu Honkura
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Dental magnetic attachment
Patent number
5,678,998
Issue date
Oct 21, 1997
Aichi Steel Works, Ltd.
Yoshinobu Honkura
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Thin film layered member
Patent number
5,645,937
Issue date
Jul 8, 1997
Kabushiki Kaisha Toyota Chuo Kenkyusho
Shoji Noda
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Rare earth magnetic powder, its fabrication method, and resin bonde...
Patent number
5,643,491
Issue date
Jul 1, 1997
Aichi Steel Works, Ltd.
Yoshinobu Honkura
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Process for hot working continuous-cast bloom and steel ingot
Patent number
5,493,766
Issue date
Feb 27, 1996
Aichi Steel Works, Ltd.
Shin-ichiro Yamakawa
C21 - METALLURGY OF IRON
Information
Patent Grant
Method of manufacturing a composite magnetic component
Patent number
5,468,522
Issue date
Nov 21, 1995
Aichi Steel Works, Ltd.
Yoshinobu Honkura
G01 - MEASURING TESTING
Information
Patent Grant
Steel stock shaping apparatus provided with guide apparatus and ste...
Patent number
5,442,946
Issue date
Aug 22, 1995
Aichi Steel Works, Ltd.
Yoshiki Yokoo
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Bearing steel
Patent number
5,403,545
Issue date
Apr 4, 1995
Aichi Steel Works, Ltd.
Yatsuka Takata
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Non-heat treating steel for hot forging
Patent number
5,362,338
Issue date
Nov 8, 1994
Aichi Steel Works Ltd.
Naoki Iwama
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Permeameter having a differential transformer probe with a reduced...
Patent number
5,103,173
Issue date
Apr 7, 1992
Aichi Steel Works Ltd.
Yoshinobu Honkura
G01 - MEASURING TESTING
Information
Patent Grant
Bolster apparatus for press-forming workpieces
Patent number
5,074,141
Issue date
Dec 24, 1991
Aichi Steel Works, Ltd.
Hajime Takeuchi
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Rare earth magnet alloy
Patent number
5,017,247
Issue date
May 21, 1991
Aichi Steel Works, Limited
Yoshinobu Honkura
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Denture attachment
Patent number
5,013,243
Issue date
May 7, 1991
Aichi Steel Works, Limited
Yoshinobu Tanaka
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Spring steel having good durability and sag-resistance
Patent number
5,009,843
Issue date
Apr 23, 1991
Aichi Steel Works, Ltd.
Atsushi Sugimoto
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Method for manufacturing high strength non-magnetic stainless steel
Patent number
5,009,723
Issue date
Apr 23, 1991
Aichi Steel Works, Ltd.
Yoshinobu Honkura
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Wrought stainless steel having good corrosion resistance and a good...
Patent number
5,000,801
Issue date
Mar 19, 1991
Aichi Steel Works, Limited
Yoshinobu Honkura
C21 - METALLURGY OF IRON
Information
Patent Grant
Method for producing a stainless steel having a good corrosion resi...
Patent number
5,000,797
Issue date
Mar 19, 1991
Aichi Steel Works, Limited
Yoshinobu Honkura
C21 - METALLURGY OF IRON
Information
Patent Grant
Steel having good wear resistance
Patent number
4,985,092
Issue date
Jan 15, 1991
Aichi Steel Works, Limited
Hiroshi Kaede
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
High strength hot worked stainless steel
Patent number
4,975,131
Issue date
Dec 4, 1990
Aichi Steel Works, Ltd.
Yoshinobu Honkura
C21 - METALLURGY OF IRON
Information
Patent Grant
Soft magnetic stainless steel having good cold forgeability
Patent number
4,969,963
Issue date
Nov 13, 1990
Aichi Steel Works, Ltd.
Yoshinobu Honkura
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Patents Applications
last 30 patents
Trademark
last 30 trademarks
Information
Trademark
74698086 - MAGFIT
Serial number
74698086
Filing date
Jul 6, 1995
AICHI STEEL WORKS, LTD.
10 - Surgical, medical, dental and veterinary apparatus and instruments, artificial limbs, eyes and teeth