Prathap Ramachandra — 10 Patents at Amazon

Prathap Ramachandra has been granted 10 US patents while listed as an inventor at Amazon. The first was granted in 2022 and the most recent in June 2025. Prathap Ramachandra ranks #481,000 of 4,157,543 US inventors in our database (top 11.6%). Patent records list Prathap Ramachandra in Kirkland, WA, US.

Issued Patents All Time

Showing 1–10 of 10 patents

Patent #	Title	Co-Inventors	Date	Approx Value ⓘ
12334068	Detecting corrupted speech in voice-based computer interfaces	Di Wang, Deshen Wang, Lan MA, Shu-Hui Wang, Wenbo Yan	2025-06-17
11842738	Computing services using embeddings of a transformer-based encoder	Wenbo Yan, Ruiqi Luo, Jingqian Zhao, Kyung Jae Lee, Liu Yang	2023-12-12	$321,215,000
11830497	Multi-domain intent handling with cross-domain contextual signals	Ponnu Jacob, Jingqian Zhao, Krupal Maddipati, Jinning Wu, Charlotte Alizerine Dzialo +4 more	2023-11-28	$316,177,000
11823671	Architecture for context-augmented word embedding	Lan MA, Liu Yang, Yi Qin, Kyung Jae Lee, Wenbo Yan +2 more	2023-11-21	$335,107,000
11705113	Priority and context-based routing of speech processing	Ponnu Jacob, Jingqian Zhao, Jinning Wu, Uday Kumar Kollu, Xi Chen +3 more	2023-07-18	$248,707,000
11657807	Multi-tier speech processing and content operations	Ponnu Jacob, Jingqian Zhao, Uday Kumar Kollu, Lior Maor Maimon, Sean Gunnar Skaar	2023-05-23	$213,605,000
11657805	Dynamic context-based routing of speech processing	Ponnu Jacob, Uday Kumar Kollu, Jingqian Zhao, Adam Kalman, Ruiqi Luo +8 more	2023-05-23	$213,605,000
11604925	Architecture for gazetteer-augmented named entity recognition	Kyung Jae Lee, Charlotte Alizerine Dzialo, Lan MA, Liu Yang, Yi Qin +2 more	2023-03-14	$243,076,000
11302312	Spoken language quality automatic regression detector background	Ajay Soni, Xi Chen, Jingqian Zhao, Liu Yang, Ruiqi Luo	2022-04-12	$244,197,000
11222630	Detecting false accepts in a shopping domain for handling a spoken dialog	Ajay Soni, Jingqian Zhao, Ruiqi Luo, Adam Kalman, Liu Yang +3 more	2022-01-11	$389,903,000

Prathap Ramachandra — 10 Patents

Issued Patents All Time

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