Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Ritu Chaba — 21 Patents

Qualcomm: 21 patents #1,078 of 12,104Top 9%
San Diego, CA: #2,009 of 23,606 inventorsTop 9%
California: #27,449 of 386,348 inventorsTop 8%
Overall (All Time): #201,324 of 4,157,543Top 5%
21 Patents All Time
Ritu Chaba has been granted 21 US patents while listed as an inventor at Qualcomm. The first was granted in 2010 and the most recent in December 2022. Ritu Chaba ranks #201,324 of 4,157,543 US inventors in our database (top 4.8%). Patent records list Ritu Chaba in San Diego, CA, US.

Patents per Year

Patents granted per year, 2010 to 2022Bar chart with a peak of 5 patents in 2015.peak 52010: 1 patents20102011: 2 patents2012: 2 patents20122014: 1 patents2015: 5 patents20152016: 3 patents2018: 2 patents20182019: 2 patents2020: 1 patents20202021: 1 patents2022: 1 patents2022

Issued Patents All Time

Showing 1–21 of 21 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
11527282 SRAM with burst mode operation Changho Jung, Keejong Kim, Chulmin Jung 2022-12-13 $27,878,000
10923185 SRAM with burst mode operation Changho Jung, Keejong Kim, Chulmin Jung 2021-02-16 $43,472,000
10622044 Memory hold margin characterization and correction circuit Bipin Duggal, Naishad Narendra Parikh 2020-04-14 $17,407,000
10290345 Intelligent bit line precharge for improved dynamic power Arun Babu Pallerla 2019-05-14 $19,257,000
10242720 Dual sensing current latched sense amplifier Nan Chen 2019-03-26 $7,875,000
10141317 Metal layers for a three-port bit cell Niladri Narayan Mojumder, Ping-Lin Liu, Stanley Seungchul Song, Zhongze Wang, Choh Fei Yeap 2018-11-27 $6,998,000
9916904 Reducing leakage current in a memory device Nan Chen, Mehdi Hamidi Sani 2018-03-13 $18,649,000
9524972 Metal layers for a three-port bit cell Niladri Narayan Mojumder, Ping-Lin Liu, Stanley Seungchul Song, Zhongze Wang, Choh Fei Yeap 2016-12-20 $14,830,000
9514805 Intelligent bit line precharge for improved dynamic power Arun Babu Pallerla 2016-12-06 $11,421,000
9418716 Word line and bit line tracking across diverse power domains Arun Babu Pallerla 2016-08-16 $12,572,000
9188642 Reconfigurable memory interface circuit to support a built-in memory scan chain Chirag Gulati, Lakshmikantha Holla Vakwadi 2015-11-17 $6,269,000
9111589 Memory timing circuit Rakesh Sinha, Chirag Gulati, Sei Seung Yoon 2015-08-18 $6,950,000
9082465 Weak keeper circuit for memory device Balachander Ganesan, Sei Seung Yoon 2015-07-14 $5,057,000
9030863 Read/write assist for memories Chirag Gulati, Rakesh Sinha, Sei Seung Yoon 2015-05-12 $12,123,000
8929153 Memory with multiple word line design Chirag Gulati, Rakesh Sinha, Sei Seung Yoon 2015-01-06 $8,379,000
8760953 Sense amplifier with selectively powered inverter Nan Chen, Zhiqin Chen 2014-06-24 $8,441,000
8223567 Memory read stability using selective precharge Mohamed H. Abu Rahma, Nan Chen, Sei Seung Yoon 2012-07-17 $20,415,000
8183713 System and method of providing power using switching circuits Hari M. Rao, Nan Chen 2012-05-22 $14,225,000
7884645 Voltage level shifting circuit and method Nan Chen 2011-02-08 $66,784,000
7881137 Read assist for memory circuits with different precharge voltage levels for bit line pair Nan Chen 2011-02-01 $15,188,000
7710183 CMOS level shifter circuit design Dongkyu Park, Changho Jung, Sei Seung Yoon 2010-05-04 $23,132,000