Inventor
Masatoshi Toyoda
Inventor
Tokyo, JP
Overview
Patents· 4 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
B21Cprimary
B21CManufacture of metal sheets, wire, rods, tubes, profiles or like semi-manufactured products otherwise than by rolling14%
C22CAlloys14%
C22FChanging the physical structure of non-ferrous metals and non-ferrous alloys10%
Y10TTechnical subjects covered by former us classification10%
B21DWorking or processing of sheet metal or metal tubes, rods or profiles without essentially removing material5%
B23KSoldering or unsoldering5%
B24CAbrasive or related blasting with particulate material5%
C10MLubricating compositions5%
C10NIndexing scheme associated with subclass c10m relating to lubricating compositions5%
C21DModifying the physical structure of ferrous metals5%
PatentTitleYear
10,488,038Method for producing a heat transfer tube for steam generator using drawing, solution heat treatment, and straightening201910,201,880Welding material and welding joint20199,120,136'Drawing method of metallic tube and producing method of metallic tube using same'20158,671,727'Methods for producing blank tube for cold drawing and for producing cold drawn tube'2014Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2014–2019Patents assigned to NIPPON STEEL & SUMITOMO METAL CORP (4)· patent assignee history
2014–2019Patents assigned to TOYODA MASATOSHI (3)· patent assignee history
2014–2015Patents assigned to MATSUMOTO KEISHI (2)· patent assignee history
2014–2019Based in Nishinomiya, JP· patent location history
2015–2019Based in Tokyo, JP· patent location history
2019Patents assigned to ANADA HIROYUKI (1)· patent assignee history
2019Patents assigned to NIPPON STEEL CORP (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| NIPPON STEEL & SUMITOMO METAL CORP | 4 | 2014–2019 |
| TOYODA MASATOSHIself | 3 | 2014–2019 |
| MATSUMOTO KEISHI | 2 | 2014–2015 |
| ANADA HIROYUKI | 1 | 2019 |
| NIPPON STEEL CORP | 1 | 2019 |
Locations
| Location | Patents | Span |
|---|---|---|
| Tokyo, JP | 2 | 2015–2019 |
| Nishinomiya, JP | 2 | 2014–2019 |