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Inventor

Yukinori Sawa

Inventor
Fujioka, JP

Overview

5→
Patents
2002–2015
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.

B43Kprimary
B43KImplements for writing or drawing83%
A45DHairdressing or shaving equipment17%
PatentTitleYear
8,944,716'Valved applicator'20157,837,404'Applicator'20107,101,102'Capless writing instrument'20066,761,496'Writing utensil'20046,478,495'Capless writing instrument'2002

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2002–2015Patents assigned to MITSUBISHI PENCIL CO (5)· patent assignee history
2002Based in Saitama, JP· patent location history
2004Based in Gunma, JP· patent location history
2006–2015Based in Fujioka, JP· patent location history
2015Patents assigned to NAKAJIMA TOORU (1)· patent assignee history
2015Patents assigned to SAWA YUKINORI (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
MITSUBISHI PENCIL CO52002–2015
NAKAJIMA TOORU12015
SAWA YUKINORIself12015
Locations
LocationPatentsSpan
Fujioka, JP32006–2015
Gunma, JP12004
Saitama, JP12002