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USPTO Patent Rankings Data through Dec 31, 2025
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Amitava Das — 31 Patents

Cisco: 8 patents #1,771 of 13,007Top 15%
Qualcomm: 7 patents #2,624 of 12,104Top 25%
CRCouncil Of Scientific And Industrial Research: 7 patents #127 of 4,648Top 3%
Microsoft: 4 patents #10,758 of 40,388Top 30%
TTTagore Technology: 3 patents #2 of 9Top 25%
University of California: 1 patents #8,022 of 18,278Top 45%
FSFreeescale Semiconductor: 1 patents #2,021 of 3,767Top 55%
Overall (All Time): #115,823 of 4,157,543Top 3%
31 Patents All Time
Amitava Das has been granted 31 US patents while listed as an inventor at Cisco. The first was granted in 1999 and the most recent in May 2022. Amitava Das ranks #115,823 of 4,157,543 US inventors in our database (top 2.8%). Patent records list Amitava Das in Pune, IL, IN.

Issued Patents All Time

Showing 1–25 of 31 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
11319331 Probe for selective detection of hypochlorous acid (HOCl) under physiological condition, and related methods Firoj Ali, Sunil Babanrao Aute, Anila Hoskere Ashok, Suman Pal 2022-05-03
10730891 Compound for selective determination of free cysteine and a process for the preparation thereof Firoj Ali, Upendar Reddy Gandra, Anila Hoskere Ashok, Samit Chattopadhyay, Nandaraj Taye 2020-08-04
10298222 High performance radio frequency switch Manish N. Shah 2019-05-21
10155776 Method for selective detection and estimation of histidine and cystein Samit Chattopadhyay, Upendar Reddy Gandra, Hridesh Agarwalla 2018-12-18
10030002 Coumarin derivative for detection of cysteine and process for the synthesis thereof Anila Ashoka Hoskere, Upendar Reddy Gandra, Firoj Ali 2018-07-24
9925298 Porous polymer scaffold useful for tissue engineering in stem cell transplantation Pratyay Basak, Ramasatyaveni Geesala, Nimai Bar, Neha Raghuvir Dhoke, Komal Kaushik 2018-03-27
9887637 High speed programmable threshold gallium nitride power limiter Manish N. Shah, Sudhir Gouni 2018-02-06
9823232 Ligand for detection of chromium (III) and a process for the preparation thereof Firoj Ali, Sukdeb Saha 2017-11-21
9548731 High performance radio frequency switch Manish N. Shah 2017-01-17
9505794 Ruthenium (II) complexes, preparation and uses thereof Samit Chattopadhyay, Vadde Ramu, Nandaraj Taye 2016-11-29
8238651 Image-guided abstraction of building facades Neeharika Adabala, Aniruddha Loya, Pragyana K. Mishra 2012-08-07 $11,434,000
8185391 Speaker recognition via voice sample based on multiple nearest neighbor classifiers 2012-05-22 $19,852,000
8050919 Speaker recognition via voice sample based on multiple nearest neighbor classifiers 2011-11-01 $25,152,000
8024479 System and method for distributing information in a network environment Viren K. Malaviya 2011-09-20 $28,342,000
8014510 Arrangement for controlling congestion in an SS7 signaling node based on packet classification Frank G. Bordonaro, Paul A. Schmidt, Glenn D. Watson 2011-09-06 $33,763,000
7991199 Object identification and verification using transform vector quantization 2011-08-02 $22,196,000
7940656 System and method for authenticating an element in a network environment Michael Wright, Joseph Salowey, William Gossman 2011-05-10 $19,779,000
7716723 System and method for network user authentication Wayne Taylor, Joseph Salowey, Michael Wright, William Gossman, Gopal Dommety 2010-05-11 $22,590,000
7508260 Bypassable low noise amplifier topology with multi-tap transformer 2009-03-24
7310307 System and method for authenticating an element in a network environment Michael Wright, Joseph Salowey, William Gossman 2007-12-18 $88,079,000
7222195 System and method for distributing information in a network environment Viren K. Malaviya 2007-05-22 $112,731,000
7146310 Low bit-rate coding of unvoiced segments of speech Sharath Manjunath 2006-12-05 $69,654,000
7058724 Arrangement for routing a received signaling message based on a selected summary route in an SS7 network Randal Latta Dunn, Jr., Paul A. Schmidt, Uwe Sellentin 2006-06-06 $31,688,000
6996225 Arrangement for controlling congestion in an SS7 signaling node based on packet classification Frank G. Bordonaro, Paul A. Schmidt, Glenn D. Watson 2006-02-07 $48,724,000
6820052 Low bit-rate coding of unvoiced segments of speech Sharath Manjunath 2004-11-16 $45,801,000