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Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Ciprian Chelba — 46 Patents

Google: 28 patents #600 of 22,993Top 3%
Microsoft: 18 patents #2,027 of 40,388Top 6%
Mountain View, CA: #300 of 11,022 inventorsTop 3%
California: #9,249 of 386,348 inventorsTop 3%
Overall (All Time): #62,001 of 4,157,543Top 2%
46 Patents All Time
Ciprian Chelba has been granted 46 US patents while listed as an inventor at Google. The first was granted in 2006 and the most recent in August 2023. Ciprian Chelba ranks #62,001 of 4,157,543 US inventors in our database (top 1.5%). Patent records list Ciprian Chelba in Mountain View, CA, US.

Patents per Year

Patents granted per year, 2006 to 2023Bar chart with a peak of 7 patents in 2010.peak 72006: 2 patents20062008: 3 patents2009: 3 patents20092010: 7 patents2011: 1 patents20112012: 3 patents2013: 5 patents20132014: 4 patents2015: 5 patents20152016: 6 patents2017: 4 patents20172020: 1 patents2022: 1 patents20222023: 1 patents2023

Issued Patents All Time

Showing 1–25 of 46 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
11727212 Touch keyboard using a trained model Shumin Zhai 2023-08-15 $71,308,000
11334717 Touch keyboard using a trained model Shumin Zhai 2022-05-17 $65,297,000
10528663 Touch keyboard using language and spatial models Shumin Zhai 2020-01-07 $46,417,000
9830311 Touch keyboard using language and spatial models Shumin Zhai 2017-11-28 $10,377,000
9786269 Language modeling of complete language sequences Hasim Sak, Johan Schalkwyk 2017-10-10 $15,318,000
9612726 Time-marked hyperlinking to video content 2017-04-04 $15,389,000
9552080 Incremental feature-based gesture-keyboard decoding Yu Ouyang, Shumin Zhai, Xiaojun Bi, Satoshi Kataoka, Ken Wakasa +1 more 2017-01-24 $15,489,000
9483459 Natural language correction for speech input Michael Dennis Riley, Johan Schalkwyk, Cyril Georges Luc Allauzen, Edward Oscar Benson 2016-11-01 $16,206,000
9405849 Inducing command inputs from property sequences Jakob D. Uszkoreit, John Blitzer, Engin Cinar Sahin, Rahul Gupta, Dekang Lin +1 more 2016-08-02 $22,951,000
9336771 Speech recognition using non-parametric models 2016-05-10 $18,289,000
9330195 Inducing command inputs from property sequences Jakob D. Uszkoreit, John Blitzer, Engin Cinar Sahin, Rahul Gupta, Dekang Lin +1 more 2016-05-03 $19,954,000
9299339 Parsing rule augmentation based on query sequence and action co-occurrence Jakob D. Uszkoreit, Percy Shuo Liang, Daniel M. Bikel 2016-03-29 $19,694,000
9244612 Key selection of a graphical keyboard based on user input posture Shiri Azenkot, Shumin Zhai, Yu Ouyang 2016-01-26 $15,769,000
9190054 Natural language refinement of voice and text entry Michael Dennis Riley, Johan Schalkwyk, Cyril Georges Luc Allauzen, Edward Oscar Benson 2015-11-17 $22,421,000
9047268 Character and word level language models for out-of-vocabulary text input Yu Ouyang, Shumin Zhai 2015-06-02 $8,950,000
8990692 Time-marked hyperlinking to video content 2015-03-24 $10,797,000
8965763 Discriminative language modeling for automatic speech recognition with a weak acoustic model and distributed training Brian Strope, Preethi Jyothi, Leif Kilkenny Johnson 2015-02-24 $9,847,000
8959014 Training acoustic models using distributed computing techniques Peng Xu, Fernando Pereira 2015-02-17 $11,992,000
8832589 Touch keyboard using language and spatial models Shumin Zhai 2014-09-09 $9,719,000
8782549 Incremental feature-based gesture-keyboard decoding Yu Ouyang, Shumin Zhai, Xiaojun Bi, Satoshi Kataoka, Ken Wakasa +1 more 2014-07-15 $11,794,000
8725509 Back-off language model compression Boulos Harb, Jeffrey Adgate Dean, Sanjay Ghemawat 2014-05-13 $16,719,000
8706491 Applying a structured language model to information extraction Milind Mahajan 2014-04-22 $23,747,000
8521523 Selecting speech data for speech recognition vocabulary Maryam Garrett 2013-08-27 $18,876,000
8515745 Selecting speech data for speech recognition vocabulary Maryam Garrett 2013-08-20 $20,664,000
8515746 Selecting speech data for speech recognition vocabulary Maryam Garrett 2013-08-20 $20,664,000