{"@context": "https://schema.org", "@type": "BreadcrumbList", "itemListElement": [{"@type": "ListItem", "position": 1, "name": "Home", "item": "https://www.patentleaderboard.com/"}, {"@type": "ListItem", "position": 2, "name": "IBM", "item": "https://www.patentleaderboard.com/company/ibm"}, {"@type": "ListItem", "position": 3, "name": "Yu An", "item": "https://www.patentleaderboard.com/inventor/fl:yu_ln:an-9"}]}
Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
YA

Yu An — 11 Patents

IBM: 5 patents #18,770 of 70,183Top 30%
Microsoft: 2 patents #17,644 of 40,388Top 45%
Overall (All Time): #435,149 of 4,157,543Top 15%
11 Patents All Time
Yu An has been granted 11 US patents while listed as an inventor at IBM. The first was granted in 1992 and the most recent in December 2025. Yu An ranks #435,149 of 4,157,543 US inventors in our database (top 10.5%). Patent records list Yu An in Beijing, VA, CN.

Patents per Year

Patents granted per year, 1992 to 2025Bar chart with a peak of 6 patents in 2025.peak 61992: 1 patents19921993: 1 patents19931999: 1 patents19992012: 1 patents20122015: 1 patents20152025: 6 patents2025

Issued Patents All Time

Showing 1–11 of 11 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
12512513 Non-aqueous electrolyte solution for lithium secondary battery and lithium secondary battery comprising same Hyun Seung Kim, Jeong-Tae Oh, Changseon Lee 2025-12-30
12500269 Non-aqueous electrolyte solution for lithium secondary battery, and lithium secondary battery including the same Jeong-Tae Oh, Changseon Lee, Sung Park 2025-12-16
12438192 Non-aqueous electrolyte solution for lithium secondary battery and lithium secondary battery including the same Hyun Seung Kim, Changseon Lee, Jeong-Tae Oh 2025-10-07
12438195 Non-aqueous electrolyte, and lithium secondary battery comprising the same Jeong-Tae Oh, Changseon Lee, Sung Park 2025-10-07
12417762 Speech-to-text voice visualization Ju Ling Liu, Xiang Li, Dong Chen, Ye Wang, Ting Ting Zhan +1 more 2025-09-16
12216901 Environment- and preference-based application and operation guidance selection Xiang Li, Dong Chen, Ye Wang, Ting Ting Zhan, Ju Ling Liu +1 more 2025-02-04
9065814 Translation between telephone device and network client Sachin Sheth, Vinit Deshpande, Timothy Rang, Alexandre M. Gimenez, Ajit Kalele 2015-06-23 $32,988,000
8180933 Dynamic call handling from multiple attached devices wherein devices advertize its capabililes before facilitating call through appropriate device Anton Krantz, Lokesh Srinivas Koppolu, Sunil Kasturi, Adrian Potra 2012-05-15 $19,036,000
5936614 User defined keyboard entry system Gordon W. Arbeitman, Peter Lee, Alan Richard Tannenbaum 1999-08-10 $20,467,000
5252951 Graphical user interface with gesture recognition in a multiapplication environment Alan Richard Tannenbaum, John Mark Zetts, Gordon W. Arbeitman, Evon C. Greanias, Guy F. Verrier 1993-10-12 $10,912,000
5157384 Advanced user interface Evon C. Greanias, Guy F. Verrier, Gordon W. Arbeitman, Alan Richard Tannenbaum 1992-10-20 $9,947,000