Inventor

Fujio Sakurai

Inventor

Minato-ku, JP

Overview

1990–2018

Patent span

Chemistry

Primary field (CPC C)

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

B24Bprimary

B24BMachines, devices, or processes for grinding or polishing12%

B24DTools for grinding, buffing or sharpening8%

C08FMacromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds8%

H01GCapacitors8%

H01MProcesses or means, e.g. batteries, for the direct conversion of chemical energy into electrical energy8%

Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution8%

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests8%

A63FCard, board, or roulette games4%

C01BNon-metallic elements4%

C01PIndexing scheme relating to structural and physical aspects of solid inorganic compounds4%

PatentTitleYear

Assembled from patent assignee/location history and declaration credentials.

1990–1993Patents assigned to JAPAN SYNTHETIC RUBBER CO LTD (2)· patent assignee history

1990Based in Yokkaichi, JP· patent location history

1993–2011Based in Tokyo, JP· patent location history

2006–2018Patents assigned to JSR CORP (5)· patent assignee history

2006–2007Based in Chuo-ku, JP· patent location history

2017–2018Based in Minato-ku, JP· patent location history

2018Patents assigned to JM ENERGY CORP (1)· patent assignee history

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
JSR CORP	5	2006–2018
JAPAN SYNTHETIC RUBBER CO LTD	2	1990–1993
JM ENERGY CORP	1	2018

Locations