Inventor

Yasuyuki Seki

Inventor
Sakura, JP

Overview

14→
Patents
1985–2019
Patent span
Chemistry
Primary field (CPC C)

Patents· 14 as inventor

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

C09Jprimary
C09JAdhesives17%
LOC1017%
C08FMacromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds8%
C08JWorking-up8%
LOC138%
A47BTables4%
C08GMacromolecular compounds obtained otherwise than by reactions only involving unsaturated carbon-to-carbon bonds4%
C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients4%
C08LCompositions of macromolecular compounds4%
C30BSingle-crystal growth4%

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1985–1991Patents assigned to HITACHI CHEMICAL CO LTD (5)· patent assignee history
1985–1991Based in Hitachi, JP· patent location history
1994Patents assigned to KAWASAKI STEEL CO (1)· patent assignee history
1994Based in Chiba, JP· patent location history
2007–2010Patents assigned to SONY CORP (2)· patent assignee history
2007–2010Based in Saitama, JP· patent location history
2018–2019Patents assigned to FUJIKURA LTD (6)· patent assignee history
2018–2019Based in Sakura, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
FUJIKURA LTD62018–2019
HITACHI CHEMICAL CO LTD51985–1991
SONY CORP22007–2010
KAWASAKI STEEL CO11994
Locations
LocationPatentsSpan
Sakura, JP62018–2019
Hitachi, JP51985–1991
Saitama, JP22007–2010
Chiba, JP11994