HB

Harold E. Bellis

DU Ducoa: 2 patents #1 of 8Top 15%
📍 Wilmington, DE: #13 of 284 inventorsTop 5%
🗺 Delaware: #27 of 552 inventorsTop 5%
Overall (1997): #16,048 of 185,788Top 9%
3
Patents 1997

Issued Patents 1997

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
5696287 Process for making aqueous betaine solutions 1997-12-09
5684191 Process for the combined synthesis of betaine and choline chloride Thomas Jemison, Owen Mathre 1997-11-04
5679864 Process for the synthesis of curcumin-related compounds Mark Harry Krackov 1997-10-21