Inventor

Hidekazu Iida

Inventor

Tokyo, JP

Overview

1991–2020

Patent span

Electricity

Primary field (CPC H)

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

H01Lprimary

H01LSemiconductor devices25%

H10PGeneric processes or apparatus for the manufacture or treatment of devices covered by class h1025%

B23KSoldering or unsoldering13%

H10WGeneric packages, interconnections, connectors or other constructional details of devices covered by class h1013%

C08FMacromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds6%

D06MTreatment, not provided for elsewhere in class d06, of fibres, threads, yarns, fabrics, feathers or fibrous goods made from such materials6%

G03FPhotomechanical production of textured or patterned surfaces, e.g. for printing, for processing of semiconductor devices6%

H01JElectric discharge tubes or discharge lamps6%

PatentTitleYear

Assembled from patent assignee/location history and declaration credentials.

1991Patents assigned to NISSIN CHEMICAL CO LTD (1)· patent assignee history

1991Patents assigned to SHINETSU CHEMICAL CO (1)· patent assignee history

1991Based in Imadate, JP· patent location history

2017–2020Patents assigned to DISCO CORP (4)· patent assignee history

2017–2020Based in Tokyo, JP· patent location history

Assignee and location history derived from the patent record.

Assignees

Locations

Location	Patents	Span
Tokyo, JP	4	2017–2020
Imadate, JP	1	1991