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Inventor

Kenichi Matsumura

Inventor
Kashiwa, JP

Overview

6→
Patents
2001–2021
Patent span
LOC
Primary field

Patents· 6 as inventor

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

LOC23primary
LOC2350%
C07DHeterocyclic compounds25%
A61PSpecific therapeutic activity of chemical compounds or medicinal preparations13%
Y02PClimate change mitigation technologies in the production or processing of goods13%
PatentTitleYear
D0918342Electromagnetic valve2021D0914139Electromagnetic valve2021D0912207Electromagnetic valve2021D0910816Electromagnetic valve20216,479,671'Process for producing optically active chromene derivative'20026,218,427'Chromene-3-carboxylate derivatives'2001

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2001–2002Patents assigned to SHIONOGI & CO (2)· patent assignee history
2001–2002Based in Osaka, JP· patent location history
2021Patents assigned to SMC CORP (4)· patent assignee history
2021Based in Kashiwa, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
SMC CORP42021
SHIONOGI & CO22001–2002
Locations
LocationPatentsSpan
Kashiwa, JP42021
Osaka, JP22001–2002