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Inventor

Tomohisa Ogawa

Inventor
Saitama, JP

Overview

4→
Patents
1989–2017
Patent span
Electricity
Primary field (CPC H)

Patents· 4 as inventor

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

A63Fprimary
A63FCard, board, or roulette games25%
G10HElectrophonic musical instruments25%
H01CResistors25%
H04LTransmission of digital information, e.g. telegraphic communication25%
PatentTitleYear
9,734,812'Virtual instrument playing scheme'20179,236,039'Virtual instrument playing scheme'20166,380,841'Variable resistor'20024,821,015'Variable resistor'1989

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1989–2002Patents assigned to MURATA MANUFACTURING CO (2)· patent assignee history
1989Based in Nagaokakyo, JP· patent location history
2002Based in Sabae, JP· patent location history
2016–2017Patents assigned to EMPIRE TECHNOLOGY DEV LLC (2)· patent assignee history
2016–2017Based in Saitama, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
EMPIRE TECHNOLOGY DEV LLC22016–2017
MURATA MANUFACTURING CO21989–2002
Locations
LocationPatentsSpan
Saitama, JP22016–2017
Sabae, JP12002
Nagaokakyo, JP11989