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Inventor

Takeshi Yokota

Inventor
Tokyo, JP

Overview

2→
Patents
1992–2021
Patent span
Chemistry
Primary field (CPC C)

Patents· 2 as inventor

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

B32Bprimary
B32BLayered products, i.e. products built-up of strata of flat or non-flat, e.g. cellular or honeycomb, form17%
C21DModifying the physical structure of ferrous metals17%
C22CAlloys17%
C23CCoating metallic material17%
E02BHydraulic engineering17%
Y02ATechnologies for adaptation to climate change17%
PatentTitleYear
11,085,100High strength steel sheet having high Young's modulus and method for manufacturing the same20215,139,364'Automatic swing fishway apparatus'1992

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1992Patents assigned to HOKOKU KOGYO (1)· patent assignee history
1992Patents assigned to NAGASAKI PREFECTURE (1)· patent assignee history
1992Based in Nagasaki, JP· patent location history
2021Patents assigned to JFE STEEL CORP (1)· patent assignee history
2021Based in Tokyo, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
HOKOKU KOGYO11992
JFE STEEL CORP12021
NAGASAKI PREFECTURE11992
Locations
LocationPatentsSpan
Tokyo, JP12021
Nagasaki, JP11992