Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
QK

Qifa Ke — 36 Patents

Microsoft: 26 patents #1,112 of 40,388Top 3%
Ricoh Company: 10 patents #2,244 of 9,818Top 25%
Cupertino, CA: #421 of 6,989 inventorsTop 7%
California: #13,468 of 386,348 inventorsTop 4%
Overall (All Time): #92,222 of 4,157,543Top 3%
36 Patents All Time
Qifa Ke has been granted 36 US patents while listed as an inventor at Microsoft. The first was granted in 2004 and the most recent in December 2021. Qifa Ke ranks #92,222 of 4,157,543 US inventors in our database (top 2.2%). Patent records list Qifa Ke in Cupertino, CA, US.

Issued Patents All Time

Showing 1–25 of 36 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
11200269 Method and system for highlighting answer phrases Frank Torsten Bernd Seide, Qi Yu Liu, Rajanala Sai Krishna Sravanthi 2021-12-14 $326,394,000
11068474 Sequence to sequence conversational query understanding Xiaochuan Ni, Jiarui Ren, Manish Malik 2021-07-20 $255,793,000
10572598 Method and system for ranking and summarizing natural language passages Doran Chakraborty, Manish Malik, Jonathan R. Tiao 2020-02-25 $60,478,000
10534780 Single unified ranker Manish Malik, Rangan Majumder, Andreas Bode, Pushpraj Shukla, Yu Shi 2020-01-14 $71,807,000
10255273 Method and system for ranking and summarizing natural language passages Doran Chakraborty, Manish Malik, Jonathan R. Tiao 2019-04-09 $61,620,000
10192279 Indexed document modification sharing with mixed media reality Berna Erol, Jonathan J. Hull, Hidenobu Kishi, Jorge Moraleda 2019-01-29
10169453 Automatic document summarization using search engine intelligence Gang Luo, Qi Yu Liu, Krishna Sravanthi Rajanala Sai, Dario Bigongiari, Oana Nicolov +1 more 2019-01-01
9710493 Approximate K-means via cluster closures Jingdong Wang, Shipeng Li, Jing Wang 2017-07-18 $33,270,000
9710491 Content-based image search Ming Liu, Yi Li 2017-07-18 $33,270,000
9373029 Invisible junction feature recognition for document security or annotation Jonathan J. Hull, Berna Erol, Shigeharu Uda 2016-06-21
9355179 Visual-cue refinement of user query results Yu-Ting Kuo, Yi Li, Fang Wen, Jian Sun 2016-05-31 $40,945,000
9286548 Accurate text classification through selective use of image data Anitha Kannan, Partha Pratim Talukdar, Nikhil Rasiwasia, Rakesh Agrawal 2016-03-15 $43,879,000
9235396 Optimizing data partitioning for data-parallel computing Vijayan Prabhakaran, Yinglian Xie, Yuan Yu, Jingyue Wu, Junfeng Yang 2016-01-12 $67,891,000
9229956 Image retrieval using discriminative visual features Jia Deng, Simon Baker, Michael Isard 2016-01-05 $38,756,000
9183436 Matching text to images Simon Baker, Dahua Lin, Anitha Kannan 2015-11-10 $38,752,000
8989431 Ad hoc paper-based networking with mixed media reality Berna Erol, Jonathan J. Hull, Hidenobu Kishi, Jorge Moraleda 2015-03-24
8838432 Image annotations on web pages Simon Baker, Juliet Anne Bernstein, Krishnan Ramnath, Anitha Kannan, Dahua Lin +1 more 2014-09-16 $22,186,000
8787680 Scalable near duplicate image search with geometric constraints Michael Isard, Jian Sun, Zhong Wu 2014-07-22 $26,287,000
8768050 Accurate text classification through selective use of image data Anitha Kannan, Partha Pratim Talukdar, Nikhil Rasiwasia, Rakesh Agrawal 2014-07-01 $33,016,000
8745738 Vouching for user account using social networking relationship Yinglian Xie, Fang Yu, Martin Abadi, Eliot C. Gillum, Krishna Vitaldevara +1 more 2014-06-03 $32,410,000
8543574 Partial-matching for web searches Michael Isard 2013-09-24 $26,946,000
8503769 Matching text to images Simon Baker, Dahua Lin, Anitha Kannan 2013-08-06 $23,592,000
8498455 Scalable face image retrieval Yi Li, Heung-Yeung Shum, Jian Sun, Zhong Wu 2013-07-30 $35,826,000
8452106 Partition min-hash for partial-duplicate image determination Michael Isard, David C. Lee 2013-05-28 $28,238,000
8433140 Image metadata propagation Ming Liu, Yi Li, Rui Hu, Yanfeng Sun 2013-04-30 $25,167,000