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Inventor

Tuyoshi Yamaguchi

Inventor
Hadano, JP

Overview

3→
Patents
1978–1993
Patent span
Performing operations
Primary field (CPC B)

Patents· 3 as inventor

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

G05Bprimary
G05BControl or regulating systems in general29%
B23QDetails, components, or accessories for machine tools, e.g. arrangements for copying or controlling14%
B29CShaping or joining of plastics14%
H05KPrinted circuits14%
Y02PClimate change mitigation technologies in the production or processing of goods14%
Y10TTechnical subjects covered by former us classification14%
PatentTitleYear
5,266,878'CNC apparatus for controlling a plurality of machines'19935,123,789'Method of and apparatus for machining printed circuit board'19924,099,897'Apparatus for producing foamed plastic insulated wires'1978

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1978Patents assigned to HITACHI CABLE (1)· patent assignee history
1978Based in Ibaragi, JP· patent location history
1992–1993Patents assigned to HITACHI SEIKO KK (2)· patent assignee history
1992–1993Based in Hadano, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
HITACHI SEIKO KK21992–1993
HITACHI CABLE11978
Locations
LocationPatentsSpan
Hadano, JP21992–1993
Ibaragi, JP11978