Inventor

Toshiyuki Hagiwara

Inventor

Hino, JP

Overview

5→

Patents

1989–2000

Patent span

Performing operations

Primary field (CPC B)

Patents· 5 as inventor

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

B01Fprimary

B01FMixing, e.g. dissolving, emulsifying or dispersing15%

B29CShaping or joining of plastics15%

C08JWorking-up15%

B01JChemical or physical processes, e.g. catalysis or colloid chemistry8%

B29BPreparation or pretreatment of the material to be shaped8%

B29DProducing particular articles from plastics or from substances in a plastic state8%

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%

C07CAcyclic or carbocyclic compounds8%

C07DHeterocyclic compounds8%

C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients8%

PatentTitleYear

6,036,913'Cellulose ester film manufacturing method'2000 5,918,976'Mixing method'1999 5,880,289'Crystallization method'1999 5,281,379'Processes for manufacturing thermoplastic resin compositions'1994 4,877,819'Process for producing polyester resin composition'1989

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1989–2000Patents assigned to KONISHIROKU PHOTO IND (4)· patent assignee history

1989–1994Patents assigned to KANEBO LTD (2)· patent assignee history

1989–2000Based in Hino, JP· patent location history

1999Patents assigned to KONICA CHEMICAL CORP (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
KONISHIROKU PHOTO IND	4	1989–2000
KANEBO LTD	2	1989–1994
KONICA CHEMICAL CORP	1	1999

Locations

Location	Patents	Span
Hino, JP	5	1989–2000