Inventor

Fumioki Shimoyama

Inventor

Hyogo, JP

Overview

5→

Patents

1984–2004

Patent span

Chemistry

Primary field (CPC C)

Patents· 5 as inventor

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

C08Fprimary

C08FMacromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds25%

C07CAcyclic or carbocyclic compounds17%

C07DHeterocyclic compounds17%

B01DSeparation8%

B29BPreparation or pretreatment of the material to be shaped8%

B29CShaping or joining of plastics8%

B29KIndexing scheme associated with subclasses b29b, b29c or b29d, relating to moulding materials or to materials for moulds, reinforcements, fillers or preformed parts, e.g. inserts8%

C01BNon-metallic elements8%

PatentTitleYear

6,733,693'Acrylonitrile solutions of maleimides, method for preparation thereof, and acrylonitrile based copolymers obtained by use of the solutions'2004 6,153,712'Thermoplastic copolymer and process for the production thereof'2000 5,993,687'Acrylonitrile solutions of maleimides, method for preparation thereof, and acrylonitrile based copolymers obtained by use of the solutions'1999 5,565,537'Maleimide-based copolymer and process for producing it'1996 4,483,843'Desulfurization process for hydrogen sulfide containing gases'1984

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1984–2004Patents assigned to NIPPON CATALYTIC CHEM IND (4)· patent assignee history

1984–2000Based in Himeji, JP· patent location history

1996–2004Based in Hyogo, JP· patent location history

1999Patents assigned to NIPPON SHOKUBAI LTD (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
NIPPON CATALYTIC CHEM IND	4	1984–2004
NIPPON SHOKUBAI LTD	1	1999

Locations

Location	Patents	Span
Hyogo, JP	3	1996–2004
Himeji, JP	2	1984–2000