Inventor

HEMMINGS JOHN WILLIAM

US4 patents

⚠️ This page may combine multiple inventors who share the name “HEMMINGS JOHN WILLIAM”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

Resonante LLC

2 patents

US12157858B2Dec 3, 2024

Process for production of useful hydrocarbon materials from plastic waste

Resonante LLC0 citations39

US11898111B2Feb 13, 2024

Process for production of useful hydrocarbon materials from plastic waste and reaction system therefor

Resonante LLC0 citations39

PRAXAIR TECHNOLOGY INC

1 patent

US7686856B2Mar 30, 2010

Method and apparatus for producing synthesis gas

PRAXAIR TECHNOLOGY INC48 citations90

WASTEFRONT AS

1 patent

US12234413B2Feb 25, 2025

Desulfurization process of waste tire pyrolysis oil to produce fuel

WASTEFRONT AS0 citations32