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Inventor

Hisashi Karasawa

Inventor
Takasaki, JP

Overview

3→
Patents
1985–1994
Patent span
Human necessities
Primary field (CPC A)

Patents· 3 as inventor

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

A47Jprimary
A47JKitchen equipment100%
PatentTitleYear
5,297,472'Beverage extraction device'19944,575,615'Hot water supplying device'19864,506,596'Beverage brewing apparatus'1985

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1985–1986Patents assigned to TOSHIBA ELECTRIC APPLIANCE (2)· patent assignee history
1985–1986Based in Takasaki, JP· patent location history
1994Patents assigned to VKI TECHNOLOGIES INC (1)· patent assignee history
1994Based in Gunma, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
TOSHIBA ELECTRIC APPLIANCE21985–1986
VKI TECHNOLOGIES INC11994
Locations
LocationPatentsSpan
Takasaki, JP21985–1986
Gunma, JP11994