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Inventor

Junji Hasegawa

Inventor
Shiojiri, JP

Overview

3→
Patents
1985–2014
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.

B41Jprimary
B41JTypewriters33%
B62DMotor vehicles33%
H01JElectric discharge tubes or discharge lamps33%
PatentTitleYear
8,639,456'Fluid consumption calculation device, fluid consumption calculation system, and fluid consumption calculation method'20146,417,615'Fluorescent lamp with auxiliary amalgam secured to single lead wire'20024,550,948'Reinforced side door support structure'1985

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1985Patents assigned to TOYOTA MOTOR CO LTD (1)· patent assignee history
1985Based in Susono, JP· patent location history
2002Patents assigned to TOSHIBA LIGHTING & TECHNOLOGY (1)· patent assignee history
2002Based in Kanagawa, JP· patent location history
2014Patents assigned to HASEGAWA JUNJI (1)· patent assignee history
2014Patents assigned to SEIKO EPSON CORP (1)· patent assignee history
2014Patents assigned to TSUCHIYA YUICHI (1)· patent assignee history
2014Based in Shiojiri, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
HASEGAWA JUNJIself12014
SEIKO EPSON CORP12014
TOSHIBA LIGHTING & TECHNOLOGY12002
TOYOTA MOTOR CO LTD11985
TSUCHIYA YUICHI12014
Locations
LocationPatentsSpan
Shiojiri, JP12014
Kanagawa, JP12002
Susono, JP11985