Inventor
Yutaka Hidai
Inventor
Tokyo, JP
Overview
Patents· 7 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G06Fprimary
G06FElectric digital data processing27%
H01JElectric discharge tubes or discharge lamps18%
B82YSpecific uses or applications of nanostructures9%
G06QInformation and communication technology [ict] specially adapted for administrative, commercial, financial, managerial or supervisory purposes9%
G06TImage data processing or generation, in general9%
G06VImage or video recognition or understanding9%
G09BEducational or demonstration appliances9%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests9%
PatentTitleYear
5,579,468'Information processing unit having function modules independently recognizing user information'19965,577,247'User information management device treating communications from user as information to allow system to access and update information about user without modifying the overall system'19965,574,846'Card windowing metaphor for application command and presentation history'19964,685,142'Method and device for handwritten letter recognition'19874,514,826'Relational algebra engine'19854,280,186'Exposure apparatus using electron beams'19814,267,456'Electron beam type exposure apparatus'1981Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1981–1985Patents assigned to TOKYO SHIBAURA ELECTRIC CO (3)· patent assignee history
1981–1987Based in Kodaira, JP· patent location history
1985–1996Based in Tokyo, JP· patent location history
1987Patents assigned to TOSHIBA KK (1)· patent assignee history
1996Patents assigned to NEW MEDIA DEV ASS (2)· patent assignee history
1996Patents assigned to INST PERSONALIZED INFORMATION (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| TOKYO SHIBAURA ELECTRIC CO | 3 | 1981–1985 |
| NEW MEDIA DEV ASS | 2 | 1996 |
| INST PERSONALIZED INFORMATION | 1 | 1996 |
| TOSHIBA KK | 1 | 1987 |
Locations
| Location | Patents | Span |
|---|---|---|
| Tokyo, JP | 4 | 1985–1996 |
| Kodaira, JP | 3 | 1981–1987 |