Inventor

DAVID EVAN SHIELDS

Inventor
US

Overview

1→
Patents
2022
Patent span
Physics
Primary field (CPC G)

Patents· 1 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

G01Cprimary
G01CMeasuring distances, levels or bearings33%
G06NComputing arrangements based on specific computational models33%
G08GTraffic control systems33%

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2022Patents assigned to ALLSTATE INSURANCE CO (1)· patent assignee history
2022Based in US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
ALLSTATE INSURANCE CO12022
Locations
LocationPatentsSpan
US12022