DG

David Lee Guymon

LT Lummus Technology: 3 patents #1 of 56Top 2%
📍 Houston, TX: #125 of 1,990 inventorsTop 7%
🗺 Texas: #1,094 of 13,174 inventorsTop 9%
Overall (2025): #64,483 of 469,880Top 15%
3
Patents 2025

Issued Patents 2025

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
12297389 Plastic pyrolysis reactor Daniel T. Fernald, Ron Herbanek, Richard John Jibb, Sudipto Chakraborty, Johnny Doyle Combs +2 more 2025-05-13
12253024 Recuperative heat exchanger system Richard John Jibb, Ron Herbanek, Vincenzo Marco Brignone, Roberto Groppi 2025-03-18
12188395 Recuperative heat exchanger system Richard John Jibb, Ron Herbanek, Vincenzo Marco Brignone, Roberto Groppi 2025-01-07