Inventor
Katsuji Doi
Inventor
Tokyo, JP
Overview
Patents· 2 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G01Cprimary
G01CMeasuring distances, levels or bearings33%
G08GTraffic control systems33%
G06QInformation and communication technology [ict] specially adapted for administrative, commercial, financial, managerial or supervisory purposes17%
G09BEducational or demonstration appliances17%
Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1998–2002Patents assigned to MITSUBISHI ELECTRIC CORP (2)· patent assignee history
1998–2002Based in Tokyo, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| MITSUBISHI ELECTRIC CORP | 2 | 1998–2002 |
Locations
| Location | Patents | Span |
|---|---|---|
| Tokyo, JP | 2 | 1998–2002 |