Inventor

HARTLEY ROLFE

US2 patents

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

CHEMIZOL ADDITIVES PRIVATE LTD

1 patent

US10487287B2Nov 26, 2019

Optimized composition for engine deposits and seals

CHEMIZOL ADDITIVES PRIVATE LTD1 citations50

JINZHOU DPF TH CHEMICALS CO LTD

1 patent

US10865358B2Dec 15, 2020

Soot dispersant

JINZHOU DPF TH CHEMICALS CO LTD0 citations42