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Inventor

Jeffrey Hoffstein

Inventor
Pawtucket, RI, US

Overview

12→
Patents
2000–2021
Patent span
Electricity
Primary field (CPC H)

Patents· 12 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

H04Lprimary
H04LTransmission of digital information, e.g. telegraphic communication80%
G06FElectric digital data processing20%
PatentTitleYear
10,924,287Digital signature technique202110,560,257Homomorphic encryption202010,277,403Digital signature method and apparatus20199,722,798'Digital signature method'20179,634,840'Digital signature technique'20177,913,088'Digital signature and authentication method and apparatus'20117,308,097'Digital signature and authentication method and apparatus'20077,031,468'Speed enhanced cryptographic method and apparatus'20066,959,085'Secure user identification based on ring homomorphisms'20056,298,137'Ring-based public key cryptosystem method'20016,081,597'Public key cryptosystem method and apparatus'20006,076,163'Secure user identification based on constrained polynomials'2000

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2000–2007Patents assigned to NTRU CRYPTOSYSTEMS INC (5)· patent assignee history
2000Patents assigned to RSA SECURITY INC (1)· patent assignee history
2000–2011Based in Pawtucket, RI, US· patent location history
2011Patents assigned to NTRU CRYPTOSYSTMES INC (1)· patent assignee history
2017–2019Patents assigned to SECURITY INNOVATION INC (3)· patent assignee history
2017–2021Based in Providence, RI, US· patent location history
2019–2021Patents assigned to ONBOARD SECURITY INC (2)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
NTRU CRYPTOSYSTEMS INC52000–2007
SECURITY INNOVATION INC32017–2019
ONBOARD SECURITY INC22019–2021
NTRU CRYPTOSYSTMES INC12011
RSA SECURITY INC12000
Locations
LocationPatentsSpan
Pawtucket, RI, US72000–2011
Providence, RI, US52017–2021