Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Sandra Stein — 10 Patents

ALAlexx: 5 patents #1 of 4Top 25%
RTX (Raytheon): 1 patents #8,290 of 15,912Top 55%
Calabasas, CA: #370 of 4,119 inventorsTop 9%
California: #61,378 of 386,348 inventorsTop 20%
Overall (All Time): #481,000 of 4,157,543Top 15%
10 Patents All Time
Sandra Stein has been granted 10 US patents while listed as an inventor at Alexx. The first was granted in 2007 and the most recent in October 2023. Sandra Stein ranks #481,000 of 4,157,543 US inventors in our database (top 11.6%). Patent records list Sandra Stein in Calabasas, CA, US.

Patents per Year

Patents granted per year, 2007 to 2023Bar chart with a peak of 2 patents in 2007.peak 22007: 2 patents20072008: 2 patents20082009: 1 patents20092010: 1 patents20102014: 2 patents20142015: 1 patents20152023: 1 patents2023

Issued Patents All Time

Showing 1–10 of 10 patents

Patent #TitleCo-InventorsDate
11798769 Cathode-in-cathode high-power microwave (HPM) vacuum tube source and method of alignment Eric Alan Berry, David R. Sar, Alexander Thomas Burke 2023-10-24
9131758 Key locator with a container 2015-09-15
8672002 Key locator 2014-03-18
8668177 Combination purse hanger and object retainer Jennifer J. Jenkins 2014-03-11
D617099 Storage container Christie M. Meyer, Suzette Mohabeer, Jennifer J. Jenkins 2010-06-08
7537032 Key locator 2009-05-26
D569620 Hanging clip 2008-05-27
D560067 Finders key apparatus 2008-01-22
7308922 Key locator 2007-12-18
D539526 Key locator 2007-04-03