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Inventor

David Betzold

Inventor
Evanston, IL, US

Overview

5→
Patents
2017–2020
Patent span
Human necessities
Primary field (CPC A)

Patents· 5 as inventor

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

A63Bprimary
A63BApparatus for physical training, gymnastics, swimming, climbing, or fencing50%
G07CTime or attendance registers20%
G06KGraphical data reading10%
G06VImage or video recognition or understanding10%
G09BEducational or demonstration appliances10%
PatentTitleYear
10,821,329Football sensing202010,751,579Football sensing202010,668,333Football sensing202010,398,945Football sensing20199,636,550'Football sensing'2017

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2017–2020Patents assigned to WILSON SPORTING GOODS (5)· patent assignee history
2017–2020Based in Evanston, IL, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
WILSON SPORTING GOODS52017–2020
Locations
LocationPatentsSpan
Evanston, Illinois, US52017–2020