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For the Inventor, By the Inventor

Eveleigh, New South Wales, Australia

Smart Digital Optics Pty Limited


USPTO Granted Patents = 2


Forward Citations = 1

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2 inventors (with patents filed for the assignee):

goldMedal John Haywood (1 out of 4 patents)

silverMedal John Ingram (1 out of 1 patent)

bronzeMedal Matar Mamdouh (1 out of 1 patent)

4.  Jose Miguel Lazaro Urrutia (1 out of 1 patent)

5.  Andoni Gallastegi Uriarte (1 out of 1 patent)

6.  Andrew Mark Michie (1 out of 2 patents)

7.  John Ingram (0 patent)


2 patents:

1. 12674823 - Passive optical Sagnac interferometer for current sensing (2026-07-07),
2. 8542366 - Sensing coil and sensing unit for sagnac optical fibre current sensor (2013-09-24),
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USPTO Data Jan 1 1976 - Oct 6 2026

2 Patents

#4 in Eveleigh, New South Wales

#2,134 in Australia

Eveleigh, New South Wales, AU
Eveleigh, New South Wales, Australia

Smart Digital Optics Pty Limited

Forward Citations = 1

2 inventors:

goldMedal John Haywood (1 out of 4 patents)

silverMedal John Ingram (1 out of 1 patent)

bronzeMedal Matar Mamdouh (1 out of 1 patent)

4.  Jose Miguel Lazaro Urrutia (1 out of 1 patent)

5.  Andoni Gallastegi Uriarte (1 out of 1 patent)

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