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Inventor

Hirokazu Morii

Inventor
Tokyo, JP

Overview

15→
Patents
2005–2020
Patent span
Performing operations
Primary field (CPC B)

Patents· 15 as inventor

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

Y10Tprimary
Y10TTechnical subjects covered by former us classification30%
D21HPulp compositions20%
B21KMaking forged or pressed metal products, e.g. horse-shoes, rivets, bolts or wheels14%
F01LCyclically operating valves for machines or engines14%
B23PMetal-working not otherwise provided for11%
B41MPrinting, duplicating, marking, or copying processes7%
B21CManufacture of metal sheets, wire, rods, tubes, profiles or like semi-manufactured products otherwise than by rolling5%
PatentTitleYear
10,526,933Hollow engine valve and manufacturing method therefor20209,427,795'Method for producing a hollow engine valve'20169,302,317'Method for manufacturing hollow engine valve'20168,881,391'Method for producing hollow engine valve'20148,713,793'Method for producing metallic-sodium-filled engine valve'20148,561,297'Method for producing engine valve in which sodium metal is sealed'20138,025,924'Cast-coated papers and processes for preparing thereof'20117,901,542'Coated papers for newsprint inks and processes for preparing them'20117,829,182'Coated paper for printing'20107,828,933'Coated sheet for rotary offset printing'20107,575,802'Coated printing papers'20097,208,068'Dullish coated paper for printing'20077,160,419'Coated paper for printing'20077,101,459'Printing coated paper'20066,929,845'Coated paper for gravure'2005

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2005–2011Patents assigned to JUJO PAPER CO LTD (9)· patent assignee history
2005–2020Based in Tokyo, JP· patent location history
2010Based in Kita-ku, JP· patent location history
2013–2016Patents assigned to YOSHIMURA CO (5)· patent assignee history
2013–2016Patents assigned to MITSUBISHI HEAVY IND LTD (4)· patent assignee history
2013–2016Patents assigned to MORII HIROKAZU (4)· patent assignee history
2013–2016Patents assigned to YOSHIMURA HYOJI (4)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
JUJO PAPER CO LTD92005–2011
YOSHIMURA CO52013–2016
MITSUBISHI HEAVY IND LTD42013–2016
MORII HIROKAZUself42013–2016
YOSHIMURA HYOJI42013–2016
Locations
LocationPatentsSpan
Tokyo, JP142005–2020
Kita-ku, JP12010