Inventor
Kenji Ichige
Inventor
Chigasaki, JP
Overview
Patents· 7 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H04Nprimary
H04NPictorial communication, e.g. television36%
G06FElectric digital data processing14%
G06TImage data processing or generation, in general14%
A61BDiagnosis7%
A63FCard, board, or roulette games7%
G01NInvestigating or analysing materials by determining their chemical or physical properties7%
G06KGraphical data reading7%
G06VImage or video recognition or understanding7%
PatentTitleYear
10,726,283Finger vein authentication device20205,710,590'Image signal encoding and communicating apparatus using means for extracting particular portions of an object image'19985,636,316'Picture signal digital processing unit'19975,617,312'Computer system that enters control information by means of video camera'19975,585,933'Recording and/or reproducing apparatus for recording and/or reproducing image data compressed according to different compressing methods'19965,550,640'Digital video signal recording and reproducing apparatus and method for setting a number of compression blocks according to different operational modes'19965,231,479'Luminance/chrominance signal separation circuit having filter circuit using pulse patterns suppressing circuit'1993Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1993–2020Patents assigned to HITACHI LTD (7)· patent assignee history
1993Based in Katsuta, JP· patent location history
1996–1998Based in Chigasaki, JP· patent location history
2020Based in Tokyo, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| HITACHI LTD | 7 | 1993–2020 |
Locations
| Location | Patents | Span |
|---|---|---|
| Chigasaki, JP | 5 | 1996–1998 |
| Tokyo, JP | 1 | 2020 |
| Katsuta, JP | 1 | 1993 |