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Inventor

Etsuro Nakajima

Inventor
Akishima, JP

Overview

2→
Patents
1987–1993
Patent span
Physics
Primary field (CPC G)

Patents· 2 as inventor

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

A43Bprimary
A43BCharacteristic features of footwear33%
G04BMechanically-driven clocks or watches33%
G04GElectronic time-pieces33%
PatentTitleYear
5,230,249'Shoe or boot provided with tank chambers'19934,697,931'Electronic timepiece including slidable digital display sections'1987

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1987–1993Patents assigned to CASIO COMPUTER CO LTD (2)· patent assignee history
1987Based in Tokyo, JP· patent location history
1993Based in Akishima, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
CASIO COMPUTER CO LTD21987–1993
Locations
LocationPatentsSpan
Akishima, JP11993
Tokyo, JP11987