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Inventor

Seiji Takase

Inventor
Yokohama, JP

Overview

2→
Patents
1976
Patent span
Chemistry
Primary field (CPC C)

Patents· 2 as inventor

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

C21Dprimary
C21DModifying the physical structure of ferrous metals67%
C22FChanging the physical structure of non-ferrous metals and non-ferrous alloys33%
PatentTitleYear
3,977,911'Method for casting metallic material while toughening the cast piece'19763,967,486'Toughening roll die work method for metallic material'1976

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1976Patents assigned to MITSUBISHI HEAVY IND LTD (2)· patent assignee history
1976Based in Yokohama, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
MITSUBISHI HEAVY IND LTD21976
Locations
LocationPatentsSpan
Yokohama, JP21976