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Inventor

Fuzio Yamada

Inventor
Katsuta, JP

Overview

2→
Patents
1989–1995
Patent span
General tagging of new technological developments
Primary field (CPC Y)

Patents· 2 as inventor

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

G01Nprimary
G01NInvestigating or analysing materials by determining their chemical or physical properties25%
H05BElectric heating25%
Y02BClimate change mitigation technologies related to buildings, e.g. housing, house appliances or related end-user applications25%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests25%
PatentTitleYear
5,436,166'Method of and apparatus for performing chromatography analysis of unknown sample'19954,803,406'High-pressure discharge lamp operating circuit'1989

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1989–1995Patents assigned to HITACHI LTD (2)· patent assignee history
1989–1995Based in Katsuta, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
HITACHI LTD21989–1995
Locations
LocationPatentsSpan
Katsuta, JP21989–1995