YN

Yumi Nakagawa

Chevron: 3 patents #15 of 178Top 9%
🗺 California: #921 of 17,285 inventorsTop 6%
Overall (1997): #9,222 of 185,788Top 5%
3
Patents 1997

Issued Patents 1997

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
5683572 Zeolite SSZ-44 — 1997-11-04
5645812 Zeolite ZSM-11 and a process for preparing zeolite ZSM-11 using a 3,5-dimethylpiperidinium templating agent — 1997-07-08
5641393 High-silica zeolite SSZ-37 and methods of making and using same — 1997-06-24