Inventor

Yuji Urabe

Inventor
Koka, JP

Overview

2→
Patents
1977–2021
Patent span
Electricity
Primary field (CPC H)

Patents· 2 as inventor

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

C07Dprimary
C07DHeterocyclic compounds33%
H01FMagnets33%
H05KPrinted circuits33%

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1977Patents assigned to TANABE SEIYAKU CO (1)· patent assignee history
1977Based in Itami, JP· patent location history
2021Patents assigned to SUMITOMO ELECTRIC PRINTED CIRCUITS INC (1)· patent assignee history
2021Based in Koka, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
SUMITOMO ELECTRIC PRINTED CIRCUITS INC12021
TANABE SEIYAKU CO11977
Locations
LocationPatentsSpan
Koka, JP12021
Itami, JP11977