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Inventor

Yasuharu Yoshimura

Inventor
Toyama, JP

Overview

8→
Patents
1999–2020
Patent span
Chemistry
Primary field (CPC C)

Patents· 8 as inventor

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

C22Cprimary
C22CAlloys35%
A44BButtons, pins, buckles, slide fasteners, or the like30%
C22FChanging the physical structure of non-ferrous metals and non-ferrous alloys15%
B21DWorking or processing of sheet metal or metal tubes, rods or profiles without essentially removing material10%
Y10TTechnical subjects covered by former us classification10%
PatentTitleYear
10,870,907Element for slide fastener202010,786,051Element for slide fastener202010,760,146Fastening copper alloy202010,161,019Metallic fastener member having light gold color, and fastener provided therewith20189,023,272'Copper-zinc alloy product and process for producing copper-zinc alloy product'20157,690,087'Button'20106,340,446'Nickel-free white copper alloy'20025,997,663'Nickel-free copper alloy'1999

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1999–2020Patents assigned to YKK CORP (8)· patent assignee history
1999–2010Based in Kurobe, JP· patent location history
2015–2020Patents assigned to FUKUYAMA TAKAHIRO (2)· patent assignee history
2015–2020Patents assigned to KOIZUMI TAKUYA (2)· patent assignee history
2015–2020Patents assigned to OGIHARA ATSUSHI (2)· patent assignee history
2015–2020Patents assigned to YOSHIMURA YASUHARU (2)· patent assignee history
2015–2020Based in Toyama, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
YKK CORP81999–2020
FUKUYAMA TAKAHIRO22015–2020
KOIZUMI TAKUYA22015–2020
OGIHARA ATSUSHI22015–2020
YOSHIMURA YASUHARUself22015–2020
Locations
LocationPatentsSpan
Toyama, JP52015–2020
Kurobe, JP31999–2010