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Inventor

Tamao Umezawa

Inventor
Kanagawa, JP

Overview

1→
Patents
2017
Patent span
Performing operations
Primary field (CPC B)

Patents· 1 as inventor

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

B26Dprimary
B26DCutting33%
B26FPerforating33%
G01NInvestigating or analysing materials by determining their chemical or physical properties33%
PatentTitleYear
9,574,998'Line segment detection apparatus, and storage medium storing control program'2017

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2017Patents assigned to GRAPHTEC CORP A CORP DULY ORGANIZED AND EXISTING UNDER THE LAWS OF JAPAN (1)· patent assignee history
2017Patents assigned to GRAPHTEC KK (1)· patent assignee history
2017Based in Kanagawa, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
GRAPHTEC CORP A CORP DULY ORGANIZED AND EXISTING UNDER THE LAWS OF JAPAN12017
GRAPHTEC KK12017
Locations
LocationPatentsSpan
Kanagawa, JP12017