{"@context": "https://schema.org", "@type": "BreadcrumbList", "itemListElement": [{"@type": "ListItem", "position": 1, "name": "Home", "item": "https://www.patentleaderboard.com/"}, {"@type": "ListItem", "position": 2, "name": "2021", "item": "https://www.patentleaderboard.com/2021/"}, {"@type": "ListItem", "position": 3, "name": "Axsun Technologies", "item": "https://www.patentleaderboard.com/2021/company/axsun-technologies"}, {"@type": "ListItem", "position": 4, "name": "Bartley C. Johnson", "item": "https://www.patentleaderboard.com/2021/inventor/fl:ba_ln:johnson-1"}]}
Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
BJ

Bartley C. Johnson — 4 Patents in 2021

ETExcelitas Technologies: 4 patents #1 of 11Top 10%
North Andover, MA: #7 of 81 inventorsTop 9%
Massachusetts: #867 of 14,123 inventorsTop 7%
Overall (2021): #53,607 of 548,734Top 10%
4 Patents 2021

Issued Patents 2021

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
11139635 Quantum well placement in a tunable VCSEL Mark E. Kuznetsov, Walid A. Atia, Peter S. Whitney 2021-10-05
11092426 Integrated optical coherence analysis system Dale C. Flanders 2021-08-17
10951007 Optically pumped tunable VCSEL employing geometric isolation Walid A. Atia, Peter S. Whitney, Mark E. Kuznetsov, Edward J. Mallon 2021-03-16
10951009 Tunable VCSEL polarization control through dissimilar die bonding Mark R. Malonson, Walid A. Atia, Mark E. Kuznetsov, James W. Getz, Peter S. Whitney 2021-03-16