LexDanaLexDanabeta
Inventor

Hideki Asada

Inventor
Ube, JP

Overview

3→
Patents
1984–2021
Patent span
Chemistry
Primary field (CPC C)

Patents· 3 as inventor

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

C07Cprimary
C07CAcyclic or carbocyclic compounds25%
C07DHeterocyclic compounds25%
H04BTransmission25%
H04JMultiplex communication25%
PatentTitleYear
10,965,372Optical transmission device and spectrum control method20214,440,928'Process for preparation of uracils'19844,438,041'Process for preparing esters of cyanoacetic acids'1984

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1984Patents assigned to UBE INDUSTRIES (2)· patent assignee history
1984Based in Ube, JP· patent location history
2021Patents assigned to NEC 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
UBE INDUSTRIES21984
NEC CORP12021
Locations
LocationPatentsSpan
Ube, JP21984
Tokyo, JP12021