Inventor

Tomoko Ogawa

Inventor

Tokyo, JP

Overview

1990–2021

Patent span

Physics

Primary field (CPC G)

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

H04Nprimary

H04NPictorial communication, e.g. television18%

B41JTypewriters12%

B60LPropulsion of electrically-propelled vehicles6%

B60WConjoint control of vehicle sub-units of different type or different function6%

G01CMeasuring distances, levels or bearings6%

G03GElectrography6%

G06FElectric digital data processing6%

G06QInformation and communication technology [ict] specially adapted for administrative, commercial, financial, managerial or supervisory purposes6%

G07CTime or attendance registers6%

G08GTraffic control systems6%

PatentTitleYear

Assembled from patent assignee/location history and declaration credentials.

1990–1994Patents assigned to RICOH KK (3)· patent assignee history

1990–1994Based in Tokyo, JP· patent location history

1994Patents assigned to KABUSHIKI KAISHATOSHIBA (1)· patent assignee history

1996–2000Patents assigned to HITACHI LTD (2)· patent assignee history

1996Patents assigned to HONDA MOTOR CO LTD (1)· patent assignee history

1996–2000Based in Kodaira, JP· patent location history

1996Based in Saitama, JP· patent location history

2021Patents assigned to MITSUBISHI ELECTRIC CORP (1)· patent assignee history

2021Based in Chiyoda-ku, JP· patent location history

Assignee and location history derived from the patent record.

Assignees

Locations