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Inventor

Tetsuji Masai

Inventor
Kusatsu, JP

Overview

8→
Patents
1987–1995
Patent span
Performing operations
Primary field (CPC B)

Patents· 8 as inventor

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

B65Hprimary
B65HHandling thin or filamentary material, e.g. sheets, webs, cables50%
G01NInvestigating or analysing materials by determining their chemical or physical properties36%
G06TImage data processing or generation, in general7%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests7%
PatentTitleYear
5,426,307'Bunch yarn inspection method and device'19955,359,408'Package inspection apparatus'19945,337,138'Package readying and inspection apparatus'19945,315,366'Yarn package inspecting apparatus'19945,289,983'Production control system in spinning mill'19945,224,172'Cobwebbing detection device'19935,138,151'Method for detecting an abnormal portion of a yarn package'19924,681,271'Yarn end finding apparatus'1987

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1987–1995Patents assigned to MURATA MACHINERY LTD (8)· patent assignee history
1987Based in Nagaokakyo, JP· patent location history
1992Based in Kyoto, JP· patent location history
1993–1995Based in Kusatsu, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
MURATA MACHINERY LTD81987–1995
Locations
LocationPatentsSpan
Kusatsu, JP61993–1995
Kyoto, JP11992
Nagaokakyo, JP11987