Inventor

Shusaku Takagi

Inventor

Tokyo, JP

Overview

18→

Patents

1996–2020

Patent span

Chemistry

Primary field (CPC C)

Patents· 18 as inventor

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

C22Cprimary

C22CAlloys22%

C21DModifying the physical structure of ferrous metals21%

Y10TTechnical subjects covered by former us classification13%

C23CCoating metallic material11%

B32BLayered products, i.e. products built-up of strata of flat or non-flat, e.g. cellular or honeycomb, form8%

Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution5%

C23FNon-mechanical removal of metallic material from surface3%

F17CVessels for containing or storing compressed, liquefied or solidified gases3%

G01NInvestigating or analysing materials by determining their chemical or physical properties3%

H10NElectric solid-state devices not otherwise provided for3%

PatentTitleYear

10,837,602Hydrogen storage tank2020 10,697,036Steel material for composite pressure vessel liner and steel pipe or tube for composite pressure vessel liner2020 10,450,626High-strength hot-dip galvanized steel sheet excellent in formability and method of producing same2019 10,295,453Gas-phase hydrogen permeation test device and method of protecting gas-phase hydrogen permeation test device2019 10,196,727High strength galvanized steel sheet having excellent bendability and weldability, and method of manufacturing the same2019 10,106,875Steel material, hydrogen container, method for producing the steel material, and method for producing the hydrogen container2018 9,458,521'High tensile strength galvanized steel sheets excellent in formability and methods of manufacturing the same'2016 9,452,792'Vehicle collision energy absorbing member excellent in energy absorbing performance and manufacturing method therefor'2016 8,828,557'High strength galvanized steel sheet having excellent formability, weldability, and fatigue properties and method for manufacturing the same'2014 8,389,128'High tensile-strength galvanized steel sheet and process for manufacturing high tensile-strength galvanized steel sheet'2013 8,241,759'Zinc-plated high-tension steel sheet excellent in press formability'2012 8,075,711'Hot-rolled high strength steel sheet having excellent ductility, and tensile fatigue properties and method for producing the same'2011 7,919,194'High strength steel sheet having superior ductility'2011 7,527,700'High strength hot rolled steel sheet and method for manufacturing the same'2009 6,523,416'Method for setting shape and working stress, and working environment of steel member'2003 6,172,446'Piezoelectric oscillator component, structure for supporting piezoelectric oscillator and method of mounting piezoelectric oscillator'2001 6,147,439'Piezoelectric substrate supporting structure for piezoelectric transformer and piezoelectric transformer provided therewith'2000 5,558,727'Steel sheet for automobiles having excellent impact resistance and method of manufacturing the steel sheet'1996

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1996–2003Patents assigned to KAWASAKI STEEL CO (2)· patent assignee history

1996–2013Based in Chiba, JP· patent location history

2000–2001Patents assigned to MITSUI CHEMICALS INC (2)· patent assignee history

2000–2001Based in Sodegaura, JP· patent location history

2009–2020Patents assigned to JFE STEEL CORP (14)· patent assignee history

2009–2011Based in Fukuyama, JP· patent location history

2011–2016Patents assigned to TAKAGI SHUSAKU (5)· patent assignee history

2012–2020Based in Tokyo, JP· patent location history

2013–2014Patents assigned to HASEGAWA KOHEI (2)· patent assignee history

2020Based in Kawasaki, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
JFE STEEL CORP	14	2009–2020
TAKAGI SHUSAKUself	5	2011–2016
HASEGAWA KOHEI	2	2013–2014
KAWASAKI STEEL CO	2	1996–2003
MITSUI CHEMICALS INC	2	2000–2001

Locations

Location	Patents	Span
Tokyo, JP	9	2012–2020
Chiba, JP	3	1996–2013
Fukuyama, JP	2	2009–2011
Sodegaura, JP	2	2000–2001
Kawasaki, JP	1	2020