John Duffy — 9 Patents at Milacron

John Duffy has been granted 9 US patents while listed as an inventor at Milacron. The first was granted in 1985 and the most recent in November 2025. John Duffy ranks #535,341 of 4,157,543 US inventors in our database (top 12.9%). Patent records list John Duffy in Toronto, ON, CA.

Issued Patents All Time

Showing 1–9 of 9 patents

Patent #	Title	Co-Inventors	Date
12465266	Methods and systems for analyzing ECG signals using neural networks	Michael Feist, Esmatullah Naikyar	2025-11-11
10844659	Automatic operation of building window using magnetic fields	—	2020-11-24
10144161	Individual cavity flow control methods and systems for co-injection molding	Scott Hickey	2018-12-04
9904066	Methods and systems for manfucaturing a rear projection screen and a setup for displaying a simulated 3D hologram	—	2018-02-27
9862128	Individual cavity flow control methods and systems for co-injection molding	Scott Hickey	2018-01-09
9658462	Methods and systems for manufacturing a rear projection screen and a setup for displaying a simulated 3D hologram	—	2017-05-23
9581962	Methods and systems for generating and using simulated 3D images	—	2017-02-28
8095440	Methods and systems for effecting payment card transactions	Gerard Barry	2012-01-10
4504654	Polymer recovery	—	1985-03-12

John Duffy — 9 Patents

Issued Patents All Time

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