Partial year: Data through Q3 2025 (Sept 30). Full-year totals not yet available.
HZ

Hua Zhang

H( Haiwei Zhlyuan Technology (Shenzhen)Co.: 7 patents #1 of 1Top 100%
Schlumberger Technology: 3 patents #60 of 1,027Top 6%
📍 Cambridge, MA: #14 of 1,791 inventorsTop 1%
🗺 Massachusetts: #85 of 11,797 inventorsTop 1%
Overall (2025): #6,225 of 469,880Top 2%
10
Patents 2025

Issued Patents 2025

Showing 1–10 of 10 patents

Patent #TitleCo-InventorsDate
12331614 Methods, apparatus and systems for creating wellbore plugs for abandoned wells Terizhandur S. Ramakrishnan, Quincy K. Elias, Albert Ronald Perez 2025-06-17
12312905 Methods, apparatus and systems for creating wellbore plugs for abandoned wells Terizhandur S. Ramakrishnan, Quincy K. Elias, Albert Ronald Perez 2025-05-27
12312906 Methods, apparatus and systems for creating bismuth alloy plugs for abandoned wells Terizhandur S. Ramakrishnan, Quincy K. Elias, Youssef Magdy Abdou Mohamed Elkady, Yixuan Feng 2025-05-27
D1064582 Card holder 2025-03-04
D1064581 Card holder 2025-03-04
D1063370 Card holder 2025-02-25
D1063371 Card holder 2025-02-25
D1062222 Card holder 2025-02-18
D1062220 Card holder 2025-02-18
D1062221 Card holder 2025-02-18