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Inventor

Yoshimi Tochishita

Inventor
Hyogo, JP

Overview

14→
Patents
2001–2016
Patent span
Chemistry
Primary field (CPC C)

Patents· 14 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

C23Cprimary
C23CCoating metallic material35%
H01FMagnets22%
Y10TTechnical subjects covered by former us classification11%
B24CAbrasive or related blasting with particulate material8%
F04DNon-positive-displacement pumps8%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests8%
B22FWorking metallic powder3%
B32BLayered products, i.e. products built-up of strata of flat or non-flat, e.g. cellular or honeycomb, form3%
C22CAlloys3%
PatentTitleYear
9,275,794'Corrosion-resistant magnet and method for producing the same'20168,163,106'R-Fe-B based sintered magnet having on the surface thereof vapor deposited film of aluminum or alloy thereof, and method for producing the same'20127,270,714'Surface treating apparatus'20077,086,934'Method for treating surfaces of rare earth metal-based permanent magnets'20067,056,197'Dry surface treating apparatus and dry surface treating method using the same apparatus'20066,960,368'Deposited-film forming apparatus'20056,878,210'Surface-treating holder having tubular structure and method using the same'20056,872,260'Deposited-film forming apparatus'20056,861,089'Method of inhibiting production of projections in metal deposited-film'20056,821,560'Surface-treating support member and method using the same'20046,743,082'Blasting apparatus'20046,617,044'Surface treating process, surface treating apparatus, vapor-depositing material, and rare earth metal-based permanent magnet with surface treated'20036,391,386'Surface treating process'20026,280,792'Surface-treating process using support member having plate-like elements'2001

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2001–2005Patents assigned to SUMITOMO SPEC METALS (5)· patent assignee history
2001–2016Based in Hyogo, JP· patent location history
2004–2007Patents assigned to NEOMAX CO LTD (8)· patent assignee history
2012–2016Patents assigned to HITACHI METALS LTD (2)· patent assignee history
2012–2016Patents assigned to KAMACHI MASANAO (2)· patent assignee history
2012–2016Patents assigned to KIKUGAWA ATSUSHI (2)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
NEOMAX CO LTD82004–2007
SUMITOMO SPEC METALS52001–2005
HITACHI METALS LTD22012–2016
KAMACHI MASANAO22012–2016
KIKUGAWA ATSUSHI22012–2016
Locations
LocationPatentsSpan
Hyogo, JP142001–2016