Richard Hellstern — 9 Patents at AT&T

Richard Hellstern has been granted 9 US patents while listed as an inventor at AT&T. The first was granted in 1989 and the most recent in August 2025. Richard Hellstern ranks #535,341 of 4,157,543 US inventors in our database (top 12.9%). Patent records list Richard Hellstern in Cranbury, NJ, US.

Issued Patents All Time

Showing 1–9 of 9 patents

Patent #	Title	Co-Inventors	Date	Approx Value ⓘ
12393862	Creating and using learning models to identify botnet traffic	Ganesh Subramaniam, Robert Archibald	2025-08-19
11470101	Unsupervised encoder-decoder neural network security event detection	Yaron Koral, Rensheng Zhang, Eric Noel, Patrick Michael Velardo, Jr., Swapna Buccapatnam Tirumala +1 more	2022-10-11	$39,078,000
10447713	Internet traffic classification via time-frequency analysis	Rensheng Zhang, Anestis Karasaridis, Patrick Michael Velardo, Jr.	2019-10-15	$42,221,000
7760759	End-to-end prioritized data delivery on networks using IP over frame relay	Hrair Aldermeshian, Arvind S Chakravarti, Raymond L. Kimber, Ali Mohammad Kujoory, Yonatan Aharon Levy +2 more	2010-07-20
7539752	Proactive predictive preventative network management technique	Arvind S Chakravarti, Hossein Eslambolchi, John Babu Medamana	2009-05-26	$79,831,000
7191230	Proactive predictive preventative network management technique	Arvind S Chakravarti, Hossein Eslambolchi, John Babu Medamana	2007-03-13	$220,072,000
7007084	Proactive predictive preventative network management technique	Arvind S Chakravarti, Hossein Eslambolchi, John Babu Medamana	2006-02-28	$27,212,000
6993043	End-to-end prioritized data delivery on networks using IP over frame relay	Hrair Aldermeshian, Arvind S Chakravarti, Raymond L. Kimber, Ali Mohammad Kujoory, Yonatan Aharon Levy +2 more	2006-01-31	$51,690,000
4843712	Method and apparatus for handling parts	—	1989-07-04

Richard Hellstern — 9 Patents

Issued Patents All Time

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