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Inventor

John Guzman

Inventor
Signal Hill, CA, US

Overview

2→
Patents
2018–2019
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.

B61Dprimary
B61DBody details or kinds of railway vehicles50%
B60JWindows, windscreens, non-fixed roofs, doors, or similar devices for vehicles25%
Y02TClimate change mitigation technologies related to transportation25%
PatentTitleYear
10,391,845Door assembly stability systems for public transportation20199,902,406'Commuter train and railway car exit ladder assembly and methods of storage and use'2018

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2018–2019Patents assigned to RAILCAR PARTS MFG INC (2)· patent assignee history
2018–2019Based in Signal Hill, CA, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
RAILCAR PARTS MFG INC22018–2019
Locations
LocationPatentsSpan
Signal Hill, California, US22018–2019