Inventor

Katsumi Kojima

Inventor

Fukuyama, JP

Overview

1978–2020

Patent span

Performing operations

Primary field (CPC B)

Patents· 47 as inventor

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

C22Cprimary

C22CAlloys15%

C21DModifying the physical structure of ferrous metals13%

B65DContainers for storage or transport of articles or materials, e.g. bags, barrels, bottles, boxes, cans, cartons, crates, drums, jars, tanks, hoppers, forwarding containers11%

B21DWorking or processing of sheet metal or metal tubes, rods or profiles without essentially removing material9%

Y10TTechnical subjects covered by former us classification9%

B32BLayered products, i.e. products built-up of strata of flat or non-flat, e.g. cellular or honeycomb, form6%

B01DSeparation5%

B60TVehicle brake control systems or parts thereof5%

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests3%

B21BRolling of metal2%

PatentTitleYear

10,851,434Steel sheet for can and method for manufacturing the same2020 10,837,078Steel sheet, method of manufacturing same, crown cap, and drawing and redrawing (DRD) can2020 10,837,076Steel sheet for cans and method for manufacturing steel sheet for cans2020 10,753,005Steel sheet for cans and production method for steel sheet for cans2020 10,655,199Steel sheet for crown cap, method for manufacturing steel sheet for crown cap, and crown cap2020 10,415,111High-strength steel sheet for containers and method for producing the same2019 10,392,682Steel sheet for three-piece can and method for manufacturing the same2019 10,301,702Steel sheet for cans and manufacturing method thereof2019 10,252,319Method for production of two-piece can2019 10,174,393Steel sheet for can with high barrel-part buckling strength under external pressure and with excellent formability and excellent surface properties after forming, and process for producing same2019 10,144,985Steel sheet for can and method for manufacturing the same2018 9,879,332'Method of manufacturing high-strength steel sheet for a can'2018 9,669,961'Three-piece can and method of manufacturing the same'2017 9,506,131'Steel sheet for aerosol can bottom having high pressure resistance and excellent workability and method for producing same'2016 9,506,152'Resin coated metal sheet'2016 9,079,239'Method for manufacturing easy open end'2015 9,034,119'Steel sheet for cans with excellent surface properties after drawing and ironing and method for producing the same'2015 9,011,609'Ironing method and ironing apparatus'2015 9,005,375'Steel sheet for can having excellent surface roughening resistance and manufacturing method thereof'2015 8,962,538'DI forming water-based collant of laminated metal sheet and method for DI forming laminated metal sheet'2015 8,828,512'Laminated metal sheet for two-piece can body and two-piece laminated can body'2014 8,795,443'Lacquered baked steel sheet for can'2014 8,727,155'Two-piece can body made of laminated steel sheet, and method of producing the two-piece can body'2014 8,557,065'Steel sheet for cans and method for manufacturing the same'2013 8,372,221'Manufacturing method of steel sheet for cans'2013 8,365,570'Can body for laminated steel sheet two-piece can and method for manufacturing can body'2013 8,286,459'Method for producing two-piece can and two-piece laminated can'2012 8,074,483'Two-piece can, method for manufacturing same, and steel sheet therefor'2011 7,871,230'Mold device, easy-open end, method of manufacturing easy-open end, and laminated steel sheet for easy-open end'2011 7,789,261'Easy open can end with score'2010 7,666,487'Easy-open end and laminated steel sheet'2010 6,313,654'Device testing apparatus and test method'2001 6,126,759'Steel sheet for 2-piece battery can having excellent formability, anti secondary work embrittlement and corrosion resistance'2000 5,865,319'Automatic test handler system for IC tester'1999 5,788,084'Automatic testing system and method for semiconductor devices'1998 D0363055'Battery for a portable audio/video device'1995 5,391,290'Method for continuously tin-electroplating metal strip'1995 5,275,716'Method for manufacturing tin-electroplated cold-rolled steel strip'1994 5,177,469'Safety device for an IC handler and method for its operation'1993 5,002,593'Compressed-air dryer'1991 4,892,569'Compressed air pressure supply system'1990 4,802,563'Braking force holding device for an air brake system'1989 4,673,419'Air dryer device'1987 4,655,801'Air dryer unit'1987 D0287022'Electronic copying machine'1986 4,572,725'Air dryer device'1986 4,071,445'Method and apparatus for treating waste water on ships'1978

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1986–1991Patents assigned to NIPPON AIR BRAKE CO (6)· patent assignee history

1986–1991Based in Yokosuka, JP· patent location history

1993–1999Based in Hasuda, JP· patent location history

1994–2020Based in Tokyo, JP· patent location history

2010–2020Patents assigned to JFE STEEL CORP (30)· patent assignee history

2010–2020Based in Fukuyama, JP· patent location history

2011–2019Patents assigned to KOJIMA KATSUMI (15)· patent assignee history

2011–2015Patents assigned to IWASA HIROKI (12)· patent assignee history

2013–2019Patents assigned to TADA MASAKI (10)· patent assignee history

2015Based in Chiyoda-ku, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
JFE STEEL CORP	30	2010–2020
KOJIMA KATSUMIself	15	2011–2019
IWASA HIROKI	12	2011–2015
TADA MASAKI	10	2013–2019
NIPPON AIR BRAKE CO	6	1986–1991

Locations

Location	Patents	Span
Fukuyama, JP	17	2010–2020
Tokyo, JP	16	1994–2020
Yokosuka, JP	6	1986–1991
Hasuda, JP	3	1993–1999
Chiyoda-ku, JP	1	2015