Inventor
David L. Kellner
Inventor
US
Overview
Patents· 8 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
A61Bprimary
A61BDiagnosis47%
G06TImage data processing or generation, in general13%
G16HHealthcare informatics, i.e. information and communication technology [ict] specially adapted for the handling or processing of medical or healthcare data13%
G01JMeasurement of intensity, velocity, spectral content, polarisation, phase or pulse characteristics of infrared, visible or ultraviolet light7%
G06FElectric digital data processing7%
G06VImage or video recognition or understanding7%
G08BSignalling systems, e.g. personal calling systems7%
PatentTitleYear
12,593,977Vision screening device including color imaging202612,361,821Continuous patient monitoring202512,264,971Noncontact thermometer202512,193,748Eye accommodation control202511,944,380Systems and methods to facilitate vision screening and reporting202411,471,042Vision screening apparatus with a visual acuity protocol compliance feature and an associated method of vision screening202211,406,257Vision screening device and methods202211,246,482Visual acuity examination2022Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2022–2026Patents assigned to WELCH ALLYN INC (8)· patent assignee history
2022–2026Based in US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| WELCH ALLYN INC | 8 | 2022–2026 |
Locations
| Location | Patents | Span |
|---|---|---|
| US | 8 | 2022–2026 |