CHIBA; Masamichi

Patent Applications and Registrations

Patent applications and USPTO patent grants for CHIBA; Masamichi.The latest application filed is for "mechanical structure steel for cold-working and manufacturing method therefor".

Company Profile

1.11.18

CHIBA; Masamichi - Kobe-shi JP
Chiba; Masamichi - Hyogo JP
Chiba; Masamichi - Kobe JP

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Mechanical Structure Steel For Cold-working And Manufacturing Method Therefor App 20220106670 - YAMASHITA; Koji ; et al.	2022-04-07
Steel for mechanical structure for cold working, and method for producing same Grant 10,570,478 - Sasaki , et al. Feb	2020-02-25
Mechanical Structure Steel For Cold-working And Manufacturing Method Therefor App 20180251876 - SASAKI; Yuki ; et al.	2018-09-06
Steel for high-strength bolts which has excellent delayed fracture resistance and bolt formability, and bolt Grant 10,060,015 - Matsumoto , et al. August 28, 2	2018-08-28
Steel Wire For Mechanical Structural Parts App 20180105894 - SASAKI; Yuki ; et al.	2018-04-19
Steel for mechanical structure for cold working, and method for manufacturing same Grant 9,914,990 - Yamashita , et al. March 13, 2	2018-03-13
Wire Rod For Use In Bolts That Has Excellent Acid Pickling Properties And Resistance To Delayed Fracture After Quenching And Tempering, And Bolt App 20180066344 - MATSUMOTO; Yosuke ; et al.	2018-03-08
Steel for mechanical structure for cold working, and method for manufacturing same Grant 9,890,445 - Yamashita , et al. February 13, 2	2018-02-13
Boron-added high strength steel for bolt and high strength bolt having excellent delayed fracture resistance Grant 9,845,519 - Matsumoto , et al. December 19, 2	2017-12-19
Steel wire for bolt, bolt, and manufacturing processes therefor Grant 9,835,194 - Chiba , et al. December 5, 2	2017-12-05
Steel For Bolts, And Bolt App 20170219000 - MATSUMOTO; Yosuke ; et al.	2017-08-03
Steel for bolt use, bolt, and method for manufacturing bolt Grant 9,695,488 - Matsumoto , et al. July 4, 2	2017-07-04
Steel Wire For Bolts, Bolt, And Methods For Manufacturing Same App 20170159693 - MATSUMOTO; Yosuke ; et al.	2017-06-08
Soft Magnetic Steel And Method For Manufacturing Same, And Soft Magnetic Component Obtained From Soft Magnetic Steel App 20170162306 - MASUMOTO; Kei ; et al.	2017-06-08
Steel For Mechanical Structure For Cold Working, And Method For Producing Same App 20170130295 - SASAKI; Yuki ; et al.	2017-05-11
Steel For High-strength Bolts Which Has Excellent Delayed Fracture Resistance And Bolt Formability, And Bolt App 20160230260 - MATSUMOTO; Yosuke ; et al.	2016-08-11
Iron-based soft magnetic powder for dust core, preparation process thereof, and dust core Grant 9,275,779 - Hojo , et al. March 1, 2	2016-03-01
Boron-added High Strength Steel For Bolt And High Strength Bolt Having Excellent Delayed Fracture Resistance App 20150053315 - Matsumoto; Yosuke ; et al.	2015-02-26
Steel For Mechanical Structure For Cold Working, And Method For Manufacturing Same App 20150041029 - Yamashita; Koji ; et al.	2015-02-12
Rotor For Induction Torque Motor And Induction Torque Motor App 20150022049 - Fujii; Hideo ; et al.	2015-01-22
Steel For Bolt Use, Bolt, And Method For Manufacturing Bolt App 20150003935 - Matsumoto; Yosuke ; et al.	2015-01-01
Steel For Mechanical Structure For Cold Working, And Method For Manufacturing Same App 20140326369 - Yamashita; Kouji ; et al.	2014-11-06
Steel Wire For Bolt, Bolt, And Manufacturing Processes Therefor App 20140241829 - Chiba; Masamichi ; et al.	2014-08-28
Iron-based Soft Magnetic Powder For Dust Core, Preparation Process Thereof, And Dust Core App 20120164453 - HOJO; Hirofumi ; et al.	2012-06-28
Soft magnetic steels excellent in cold forgeability, machinability and magnetic properties, and soft magnetic steel parts excellent in magnetic properties Grant 7,540,927 - Chiba June 2, 2	2009-06-02
Soft magnetic low-carbon steel excellent in machinability and magnetic characteristic, method of manufacturing the same and method of manufacturing soft magnetic low-carbon part Grant 7,267,729 - Chiba , et al. September 11, 2	2007-09-11
Soft Magnetic Steels Excellent In Cold Forgeability, Machinability And Magnetic Properties, And Soft Magnetic Steel Parts Excellent In Magnetic Properties App 20070034300 - CHIBA; Masamichi	2007-02-15
Soft magnetic low-carbon steel excellent in machinability and magnetic characteristic, method of manufacturing the same and method of manufacturing soft magnetic low-carbon part App 20050139289 - Chiba, Masamichi ; et al.	2005-06-30

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