JH

James E. Hein

Chevron: 1 patents #102 of 295Top 35%
📍 Houston, TX: #552 of 1,990 inventorsTop 30%
🗺 Texas: #3,902 of 13,174 inventorsTop 30%
Overall (2025): #356,236 of 469,880Top 80%
1
Patents 2025

Issued Patents 2025

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
12297310 Methods for chromium catalyst activation using oxygen-enriched fluidization gas Ralph W. Romig, Troy Bretz, Zhihui Gu 2025-05-13