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Inventor

Tadashi Yasuda

Inventor
Hamamatsu, JP

Overview

2→
Patents
1989–2002
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.

B23Kprimary
B23KSoldering or unsoldering20%
G03FPhotomechanical production of textured or patterned surfaces, e.g. for printing, for processing of semiconductor devices20%
H03GControl of amplification20%
H04SStereophonic systems20%
H05KPrinted circuits20%
PatentTitleYear
6,479,742'Audio system in electronic musical instrument'20024,888,269'Resin composition for solder resist ink'1989

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1989Patents assigned to ASAHI CHEM RES LAB (1)· patent assignee history
1989Patents assigned to DAINIPPON INK & CHEMICALS (1)· patent assignee history
1989Based in Chiba, JP· patent location history
2002Patents assigned to KAWAI MUSICAL INSTR MFG CO (1)· patent assignee history
2002Based in Hamamatsu, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
ASAHI CHEM RES LAB11989
DAINIPPON INK & CHEMICALS11989
KAWAI MUSICAL INSTR MFG CO12002
Locations
LocationPatentsSpan
Hamamatsu, JP12002
Chiba, JP11989