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Inventor

Hitoshi Kumata

Inventor
Koriyama, JP

Overview

2→
Patents
2003–2004
Patent span
Mechanical engineering
Primary field (CPC F)

Patents· 2 as inventor

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

F23Gprimary
F23GCremation furnaces100%
PatentTitleYear
6,745,707'Method of disposing of combustible materials'20046,520,098'Apparatus and method for disposing of dam dirt'2003

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2003Patents assigned to PROMETRON TECHNICS CORP (1)· patent assignee history
2003Patents assigned to TOKYO DENSETSU SERVICES (1)· patent assignee history
2003Patents assigned to TOKYO ELECTRIC POWER CO (1)· patent assignee history
2003–2004Based in Koriyama, JP· patent location history
2004Patents assigned to PROMETRON TECHNICS CORP OF TOK (1)· patent assignee history
2004Patents assigned to TOKYO DENSETSU SERVICES CO OF (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
PROMETRON TECHNICS CORP12003
PROMETRON TECHNICS CORP OF TOK12004
TOKYO DENSETSU SERVICES12003
TOKYO DENSETSU SERVICES CO OF12004
TOKYO ELECTRIC POWER CO12003
Locations
LocationPatentsSpan
Koriyama, JP22003–2004