Inventor
NISHIUCHI TAKESHI
JP39 patents
⚠️ This page may combine multiple inventors who share the name “NISHIUCHI TAKESHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SUMITOMO SPEC METALS
17 patentsUS6399150B1Jun 4, 2002
Rare earth metal-based permanent magnet, and process for producing the same
SUMITOMO SPEC METALS23 citations92
US6376089B1Apr 23, 2002
Process for producing rare earth metal-based permanent magnet having corrosion-resistant film
SUMITOMO SPEC METALS19 citations92
US6326087B1Dec 4, 2001
Rare earth metal-based permanent magnet, and process for producing the same
SUMITOMO SPEC METALS24 citations92
US6281774B1Aug 28, 2001
Corrosion-resistant permanent magnet and method for producing the same
SUMITOMO SPEC METALS25 citations92
US6348138B1Feb 19, 2002
Electroplating device for electroplating a work by rotation
SUMITOMO SPEC METALS14 citations83
US6444328B1Sep 3, 2002
FE-B-R based permanent magnet having corrosion-resistant film, and process for producing the same
SUMITOMO SPEC METALS10 citations74
US6355313B1Mar 12, 2002
Process for surface treatment of hollow work having hole communicating with outside
SUMITOMO SPEC METALS8 citations74
US6287444B1Sep 11, 2001
Method for producing very small metal ball
SUMITOMO SPEC METALS8 citations74
US6275130B1Aug 14, 2001
Corrosion-resisting permanent magnet and method for producing the same
SUMITOMO SPEC METALS13 citations74
US6251196B1Jun 26, 2001
Process for producing Fe-B-R based permanent magnet having a corrosion-resistant film
SUMITOMO SPEC METALS12 citations74
US6423369B1Jul 23, 2002
Process for sealing pores in molded product, and bonded magnet with pores sealed by the process
SUMITOMO SPEC METALS7 citations73
US6617044B2Sep 9, 2003
Surface treating process, surface treating apparatus, vapor-depositing material, and rare earth metal-based permanent magnet with surface treated
SUMITOMO SPEC METALS6 citations72
US6391386B1May 21, 2002
Surface treating process
SUMITOMO SPEC METALS10 citations72
US6743082B2Jun 1, 2004
Blasting apparatus
SUMITOMO SPEC METALS5 citations71
US6399147B2Jun 4, 2002
Process for producing Fe-B-R based permanent magnet having corrosion-resistant film
SUMITOMO SPEC METALS4 citations63
US6365030B1Apr 2, 2002
Method of manufacturing R-Fe-B bond magnets of high corrosion resistance
SUMITOMO SPEC METALS5 citations63
US6365224B1Apr 2, 2002
Process for forming metal layer on surface of resin molded product
SUMITOMO SPEC METALS4 citations60
NEOMAX CO LTD
12 patentsUS7053745B2May 30, 2006
Rare earth metal-based permanent magnet, and process for producing the same
NEOMAX CO LTD20 citations92
US7186303B2Mar 6, 2007
Magnetic alloy material and method of making the magnetic alloy material
NEOMAX CO LTD22 citations91
US6923898B2Aug 2, 2005
Electroplating device, and process for electroplating work using the device
NEOMAX CO LTD15 citations83
US6819211B2Nov 16, 2004
Process for surface-treatment of hollow work having hole communicating with outside, and ring-shaped bonded magnet produced by the process
NEOMAX CO LTD8 citations74
US7217328B2May 15, 2007
Compound for rare-earth bonded magnet and bonded magnet using the compound
NEOMAX CO LTD9 citations73
US6861089B2Mar 1, 2005
Method of inhibiting production of projections in metal deposited-film
NEOMAX CO LTD10 citations73
US7086934B2Aug 8, 2006
Method for treating surfaces of rare earth metal-based permanent magnets
NEOMAX CO LTD9 citations71
US6872260B2Mar 29, 2005
Deposited-film forming apparatus
NEOMAX CO LTD6 citations70
US7270714B2Sep 18, 2007
Surface treating apparatus
NEOMAX CO LTD2 citations61
US7056197B2Jun 6, 2006
Dry surface treating apparatus and dry surface treating method using the same apparatus
NEOMAX CO LTD2 citations59
US6960368B2Nov 1, 2005
Deposited-film forming apparatus
NEOMAX CO LTD3 citations59
US6863986B2Mar 8, 2005
Process for forming metal layer on surface of resin molded product
NEOMAX CO LTD0 citations49
HITACHI METALS LTD
4 patentsUS7670443B2Mar 2, 2010
Magnetic alloy material and method of making the magnetic alloy material
HITACHI METALS LTD22 citations91
US10923256B2Feb 16, 2021
R-T-B-based sintered magnet and method for producing same
HITACHI METALS LTD0 citations50
US10916373B2Feb 9, 2021
R-T-B sintered magnet and production method therefor
HITACHI METALS LTD0 citations50
US10847290B2Nov 24, 2020
R-T-B based sintered magnet
HITACHI METALS LTD0 citations40
PROTERIAL LTD
3 patentsUS11934360B2Mar 19, 2024
Database, material data processing system, and method of creating database
PROTERIAL LTD3 citations70
US11803522B2Oct 31, 2023
Database, material data processing system, and method of creating database
PROTERIAL LTD3 citations68
US12468267B2Nov 11, 2025
Process estimation method and process estimation device
PROTERIAL LTD0 citations47