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Inventor

Katsuichiro Yamaguchi

Inventor
Tokyo, JP

Overview

1→
Patents
2006
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.

A63Fprimary
A63FCard, board, or roulette games100%
PatentTitleYear
7,128,320'Bingo game sheet'2006

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2006Patents assigned to DIRECT NETWORK INC (1)· patent assignee history
2006Based in Tokyo, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
DIRECT NETWORK INC12006
Locations
LocationPatentsSpan
Tokyo, JP12006