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Inventor

Michihisa Hama

Inventor
Gunma, JP

Overview

1→
Patents
1990
Patent span
Human necessities
Primary field (CPC A)

Patents· 1 as inventor

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

A47Fprimary
A47FSpecial furniture, fittings, or accessories for shops, storehouses, bars, restaurants or the like50%
B29CShaping or joining of plastics50%
PatentTitleYear
4,962,865'Insulating box and a method for its manufacture'1990

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1990Patents assigned to SANYO ELECTRIC CO (1)· patent assignee history
1990Based in Gunma, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
SANYO ELECTRIC CO11990
Locations
LocationPatentsSpan
Gunma, JP11990