Inventor

Keiko Fujii

Inventor
Tokyo, JP

Overview

5→
Patents
2011–2020
Patent span
Human necessities
Primary field (CPC A)

Patents· 5 as inventor

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

A24Bprimary
A24BManufacture or preparation of tobacco for smoking or chewing25%
A24FSmokers' requisites25%
G06FElectric digital data processing25%
G01TMeasurement of nuclear or x-radiation13%
G03GElectrography13%

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2011Patents assigned to KYOCERA MITA CORP (2)· patent assignee history
2011Based in Osaka, JP· patent location history
2011Based in Kawasaki, JP· patent location history
2018Patents assigned to TOSHIBA KK (1)· patent assignee history
2018–2020Based in Tokyo, JP· patent location history
2020Patents assigned to JAPAN TOBACCO INC (2)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
JAPAN TOBACCO INC22020
KYOCERA MITA CORP22011
TOSHIBA KK12018
Locations
LocationPatentsSpan
Tokyo, JP32018–2020
Osaka, JP12011
Kawasaki, JP12011