Yi Yao has been granted 9 US patents while listed as an inventor at IBM . The first was granted in 2019 and the most recent in November 2025. Yi Yao ranks #535,341 of 4,157,543 US inventors in our database (top 12.9%). Patent records list Yi Yao in Beijing, CN.
Patents per Year Patents granted per year, 2019 to 2022 Bar chart with a peak of 3 patents in 2019. peak 3 2019: 3 patents 2019 2020: 1 patents 2020 2021: 3 patents 2021 2022: 1 patents 2022
Issued Patents All Time
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Showing 1–9 of 9 patents
Patent # Title Co-Inventors Date Approx Value ⓘ
12470450 Method of large frequency offset estimation for an OFDM communications system using reference signals Zhiqun Zhang , Yuxian Zhang 2025-11-11
11340924 Machine-learning based heap memory tuning Hong Bing Zhang , Huan Da Wang , Wei Huang , Hong Chen 2022-05-24
$10,138,000
10929449 Generating a structured document guiding view Guo Kang Fu , Xue Gao , Bing Wang , Da Zhang 2021-02-23
$3,028,000
10902184 Mapping of documents with global tagging map Bing Wang , Ming Zhao , Yu Zhao 2021-01-26
$1,788,000
10887375 Shared memory device Mu Dan Cao , Shun Zi Chen , Tian Ji Yang , Jian Zhang , Yu Zhao 2021-01-05
$2,293,000
10620715 Programmatic, pluggable keyboard Qing Y. Meng , Tian Ji Yang , Jian Ming Zhang , Xue Yong Zhang , Yu Zhao 2020-04-14
$1,668,000
10447765 Shared memory device Mu Dan Cao , Shun Zi Chen , Tian Ji Yang , Jian Zhang , Yu Zhao 2019-10-15
$4,653,000
10430501 Mapping of documents with global tagging map Bing Wang , Ming Zhao , Yu Zhao 2019-10-01
$3,685,000
10318646 Generating a structured document guiding view Guo Kang Fu , Xue Gao , Bing Wang , Da Zhang 2019-06-11
$1,829,000
