Inventor
ERNST FRANK
US13 patents
⚠️ This page may combine multiple inventors who share the name “ERNST FRANK”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SWAGELOK CO
5 patentsUS10214805B2Feb 26, 2019
Enhanced activation of self-passivating metals
SWAGELOK CO17 citations92
US11473183B2Oct 18, 2022
Enhanced activation of self-passivating metals
SWAGELOK CO4 citations82
US10604832B2Mar 31, 2020
Enhanced activation of self-passivating metals
SWAGELOK CO7 citations82
US12371774B2Jul 29, 2025
Enhanced activation of self-passivating metals
SWAGELOK CO0 citations61
US12435406B2Oct 7, 2025
Activation of self-passivating metals using reagent coatings for low temperature nitrocarburization in the presence of oxygen-containing gas
SWAGELOK CO0 citations53
UNIV CASE WESTERN RESERVE
2 patentsUS11066735B2Jul 20, 2021
Metal carburization process to produce a uniform, concentrated solid solution of interstitial carbon workpiece and articles made from same
UNIV CASE WESTERN RESERVE0 citations47
US10450658B2Oct 22, 2019
Alloy surface activation by immersion in aqueous acid solution
UNIV CASE WESTERN RESERVE0 citations39