Inventor

Masahiko Kishida

Inventor

Hiratsuka, JP

Overview

3→

Patents

1976–1989

Patent span

Performing operations

Primary field (CPC B)

Patents· 3 as inventor

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

B29Cprimary

B29CShaping or joining of plastics25%

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests25%

B29BPreparation or pretreatment of the material to be shaped13%

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. inserts13%

C08JWorking-up13%

G03FPhotomechanical production of textured or patterned surfaces, e.g. for printing, for processing of semiconductor devices13%

PatentTitleYear

4,806,293'Method of producing a foamed, molded article'1989 4,443,393'Method of pressurizing treatment of pre-foamed particles of polyolefin resin'1984 3,980,483'Photocurable composition'1976

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1976Patents assigned to NIPPON OIL SEAL IND CO LTD (1)· patent assignee history

1976Based in Fujisawa, JP· patent location history

1984–1989Patents assigned to JAPAN STYRENE PAPER CORP (2)· patent assignee history

1984–1989Based in Hiratsuka, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
JAPAN STYRENE PAPER CORP	2	1984–1989
NIPPON OIL SEAL IND CO LTD	1	1976

Locations

Location	Patents	Span
Hiratsuka, JP	2	1984–1989
Fujisawa, JP	1	1976