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Inventor

Atsuro Iseda

Inventor
Kobe, JP

Overview

17→
Patents
1989–2020
Patent span
Chemistry
Primary field (CPC C)

Patents· 17 as inventor

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

C22Cprimary
C22CAlloys36%
C21DModifying the physical structure of ferrous metals12%
F28FDetails of heat-exchange and heat-transfer apparatus, of general application10%
C22FChanging the physical structure of non-ferrous metals and non-ferrous alloys7%
F22BMethods of steam generation7%
B21CManufacture of metal sheets, wire, rods, tubes, profiles or like semi-manufactured products otherwise than by rolling5%
B21DWorking or processing of sheet metal or metal tubes, rods or profiles without essentially removing material5%
Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution5%
B21JForging2%
E03DWater-closets or urinals with flushing devices2%
PatentTitleYear
10,632,521Method for producing a rifled tube202010,519,533High Cr-based austenitic stainless steel20199,328,403'Ni-based heat resistant alloy'20169,153,348'Double-walled tube with interface gap and production method therefor'20158,808,473'Austenitic heat resistant alloy'20148,801,876'Ni-based alloy product and producing method thereof'20148,313,591'Austenitic heat resistant alloy'20128,293,169'Ni-base heat resistant alloy'20127,014,720'Austenitic stainless steel tube excellent in steam oxidation resistance and a manufacturing method thereof'20066,939,415'Austenitic stainless steel and manufacturing method thereof'20056,926,778'Austenitic stainless steel excellent in high temperature strength and corrosion resistance, heat resistant pressurized parts, and the manufacturing method thereof'20055,407,635'Low-chromium ferritic heat-resistant steel with improved toughness and creep strength'19955,240,516'High-chromium ferritic, heat-resistant steel having improved resistance to copper checking'19935,211,909'Low-alloy heat-resistant steel having improved creep strength and toughness'19935,069,870'High-strength high-CR steel with excellent toughness and oxidation resistance'19914,957,701'High-strength high-Cr ferritic heat-resistant steel'19904,799,972'Process for producing a high strength high-Cr ferritic heat-resistant steel'1989

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1989–2012Patents assigned to SUMITOMO METAL IND (11)· patent assignee history
1989–1995Patents assigned to MITSUBISHI HEAVY IND LTD (5)· patent assignee history
1989–1990Based in Amagasaki, JP· patent location history
1991–2016Based in Kobe, JP· patent location history
2012–2016Patents assigned to ISEDA ATSURO (6)· patent assignee history
2012–2016Patents assigned to HIRATA HIROYUKI (5)· patent assignee history
2012Based in Osaka, JP· patent location history
2014–2020Patents assigned to NIPPON STEEL & SUMITOMO METAL CORP (6)· patent assignee history
2015–2020Based in Tokyo, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
SUMITOMO METAL IND111989–2012
ISEDA ATSUROself62012–2016
NIPPON STEEL & SUMITOMO METAL CORP62014–2020
HIRATA HIROYUKI52012–2016
MITSUBISHI HEAVY IND LTD51989–1995
Locations
LocationPatentsSpan
Kobe, JP111991–2016
Tokyo, JP32015–2020
Amagasaki, JP21989–1990
Osaka, JP12012