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Inventor

Yasuhisa Sakamoto

Inventor
Tokyo, JP

Overview

2→
Patents
1987–2002
Patent span
Human necessities
Primary field (CPC A)

Patents· 2 as inventor

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

A21Bprimary
A21BBakers' ovens50%
G06FElectric digital data processing50%
PatentTitleYear
6,351,847'Method and device for acquiring usage data of application'20024,648,381'Gas cooking oven'1987

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1987Patents assigned to ISHII TOSHIO (1)· patent assignee history
1987Based in Fukuoka, JP· patent location history
2002Patents assigned to NIPPON TELEGRAPH & TELEPHONE (1)· patent assignee history
2002Based in Tokyo, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
ISHII TOSHIO11987
NIPPON TELEGRAPH & TELEPHONE12002
Locations
LocationPatentsSpan
Tokyo, JP12002
Fukuoka, JP11987