Inventor

Hajime Aoyama

Inventor
Toyama, JP

Overview

3→
Patents
1984–2021
Patent span
Human necessities
Primary field (CPC A)

Patents· 3 as inventor

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

A61Kprimary
A61KPreparations for medical, dental or toiletry purposes17%
A61PSpecific therapeutic activity of chemical compounds or medicinal preparations17%
A61QSpecific use of cosmetics or similar toiletry preparations17%
C07HSugars17%
H01PWaveguides17%
H05KPrinted circuits17%

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1984–1993Patents assigned to TOYAMA CHEMICAL CO LTD (2)· patent assignee history
1984–1993Based in Toyama, JP· patent location history
2021Patents assigned to MITSUBISHI ELECTRIC CORP (1)· patent assignee history
2021Based in Tokyo, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
TOYAMA CHEMICAL CO LTD21984–1993
MITSUBISHI ELECTRIC CORP12021
Locations
LocationPatentsSpan
Toyama, JP21984–1993
Tokyo, JP12021