Inventor
Craig T. Johnson
Inventor
San Diego, CA, US
Overview
Patents· 10 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H04Nprimary
H04NPictorial communication, e.g. television57%
H05BElectric heating14%
G03GElectrography7%
G06KGraphical data reading7%
G06TImage data processing or generation, in general7%
Y02BClimate change mitigation technologies related to buildings, e.g. housing, house appliances or related end-user applications7%
PatentTitleYear
10,623,608Enhance highlighter color in scanned images202010,009,510Scanner with a background20189,479,679'Capturing a scan line with two colors'20169,313,353'Scanner that detects debris'20167,830,560'System and method for adaptive digital ramp current control'20107,433,096'Scanning device calibration system and method'20086,822,766'Correction for debris and low output photosensors in scroll fed scanner using stored initial calibration data'20046,037,584'Optical scanner including exposure control'20005,907,742'Lamp control scheme for rapid warmup of fluorescent lamp in office equipment'19995,434,956'Method and apparatus for printing an image in a specified positional relationship with a preprinted registration mark'1995Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1995–2000Patents assigned to HEWLETT PACKARD CO (3)· patent assignee history
1995–2020Based in San Diego, CA, US· patent location history
2004–2020Patents assigned to HEWLETT PACKARD DEVELOPMENT CO (6)· patent assignee history
2016Patents assigned to DEPALOV DEJAN (1)· patent assignee history
2016Patents assigned to EFE BARIS (1)· patent assignee history
2016Patents assigned to HEWLETT PACKARD DEVELOPMENT CO LP (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| HEWLETT PACKARD DEVELOPMENT CO | 6 | 2004–2020 |
| HEWLETT PACKARD CO | 3 | 1995–2000 |
| DEPALOV DEJAN | 1 | 2016 |
| EFE BARIS | 1 | 2016 |
| HEWLETT PACKARD DEVELOPMENT CO LP | 1 | 2016 |
Locations
| Location | Patents | Span |
|---|---|---|
| San Diego, California, US | 10 | 1995–2020 |