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Inventor

Hishao Fukui

Inventor
Tokyo, JP

Overview

3→
Patents
1982–1986
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.

B43Kprimary
B43KImplements for writing or drawing100%
PatentTitleYear
4,626,120'Resilient writing nib with offset flattened portion'19864,525,092'Tubular writing tip having an outer reduced diameter portion'19854,364,684'Writing instrument'1982

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1982–1986Patents assigned to PENTEL KK (3)· patent assignee history
1982–1986Based in Tokyo, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
PENTEL KK31982–1986
Locations
LocationPatentsSpan
Tokyo, JP31982–1986