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Delta, CA
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Patents Grants
last 30 patents
Information
Patent Grant
Spring caging mechanism for a coil spring rail brake
Patent number
9,663,123
Issue date
May 30, 2017
Hillmar Industries Limited
Ian W. Bourhill
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Vertical retractable rail clamp
Patent number
8,646,582
Issue date
Feb 11, 2014
Hillmar Industries Limited
Ian W. Bourhill
B60 - VEHICLES IN GENERAL
Patents Applications
last 30 patents
Information
Patent Application
RAIL CLAMP WITH ROTATABLE BRAKE SHOE
Publication number
20220205498
Publication date
Jun 30, 2022
HILLMAR INDUSTRIES LIMITED
Dimiter Mintchev
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Application
SPRING CAGING MECHANISM FOR A COIL SPRING RAIL BRAKE
Publication number
20150175177
Publication date
Jun 25, 2015
HILLMAR INDUSTRIES LIMITED
Ian W. Bourhill
B61 - RAILWAYS
Information
Patent Application
VERTICAL RETRACTABLE RAIL CLAMP
Publication number
20140158475
Publication date
Jun 12, 2014
Hillmar Industries Limited
Ian W. Bourhill
B60 - VEHICLES IN GENERAL
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last 30 trademarks