Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Rajaram Shetty — 6 Patents

AXAxt: 4 patents #3 of 25Top 15%
BCBeijing Tongmei Xtal Technology Co.: 2 patents #4 of 15Top 30%
Niskayuna, NY: #449 of 949 inventorsTop 50%
New York: #23,374 of 115,490 inventorsTop 25%
Overall (All Time): #779,687 of 4,157,543Top 20%
6 Patents All Time
Rajaram Shetty has been granted 6 US patents while listed as an inventor at Axt. The first was granted in 2021 and the most recent in August 2025. Rajaram Shetty ranks #779,687 of 4,157,543 US inventors in our database (top 18.8%). Patent records list Rajaram Shetty in Niskayuna, NY, US.

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
12398486 Method and system for vertical gradient freeze 8 inch gallium arsenide substrates Weiguo Liu, Wei Zhang 2025-08-26
12336319 Germanium single-crystal wafer, method for preparing germanium single-crystal wafer, method for preparing crystal bar, and use of single-crystal wafer Yuanli Wang, Weiguo Liu, Yvonne Zhou, Sung-Nee George Chu 2025-06-17
12276044 Low etch pit density gallium arsenide crystals with boron dopant Weiguo Liu, Morris Young 2025-04-15
12084790 Low etch pit density 6 inch semi-insulating gallium arsenide wafers Weiguo Liu, Morris Young 2024-09-10 $2,544,000
11680340 Low etch pit density 6 inch semi-insulating gallium arsenide wafers Weiguo Liu, Morris Young 2023-06-20 $2,147,000
11127867 Monocrystalline germanium wafers, method for preparing the same, method for preparing ingots and use of monocrystalline wafers Yuanli Wang, Yvonne Zhou, Weiguo Liu, Sung-Nee George Chu 2021-09-21