LexDanaLexDanabeta
Inventor

Jr., Thomas Paul Spiegelhalter

Inventor
US

Overview

2→
Patents
2022–2023
Patent span
Performing operations
Primary field (CPC B)

Patents· 2 as inventor

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

B61Lprimary
B61LGuiding railway traffic40%
B60WConjoint control of vehicle sub-units of different type or different function20%
G05DSystems for controlling or regulating non-electric variables20%
G07CTime or attendance registers20%
PatentTitleYear
11,639,188Work zone instruction verification system202311,257,305Vehicle control system and method2022

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2022–2023Patents assigned to WESTINGHOUSE AIR BRAKE TECH CORP (2)· patent assignee history
2022–2023Based in US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
WESTINGHOUSE AIR BRAKE TECH CORP22022–2023
Locations
LocationPatentsSpan
US22022–2023