Inventor

MARCIN JOHN

US3 patents

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

UNITED TECHNOLOGIES CORP

2 patents

US7575039B2Aug 18, 2009

Refractory metal core coatings

UNITED TECHNOLOGIES CORP32 citations89

US11808529B2Nov 7, 2023

Cast plate heat exchanger and method of making using directional solidification

UNITED TECHNOLOGIES CORP2 citations71

RTX CORP

1 patent

US12480721B2Nov 25, 2025

Cast plate heat exchanger and method of making using directional solidification

RTX CORP0 citations60