Inventor

Anja Lehmann

Inventor

Zurich, CH

Overview

42→

Patents

2016–2021

Patent span

Electricity

Primary field (CPC H)

Patents· 42 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 communication62%

G06FElectric digital data processing27%

H04WWireless communication networks8%

G16HHealthcare informatics, i.e. information and communication technology [ict] specially adapted for the handling or processing of medical or healthcare data3%

PatentTitleYear

11,012,243Production of cryptographic signatures2021 10,826,694Method for leakage-resilient distributed function evaluation with CPU-enclaves2020 10,754,970Data masking2020 10,740,484Data masking2020 10,616,186Data tokenization2020 10,609,039Traitor tracing for obfuscated credentials2020 10,609,000Data tokenization2020 10,554,419Backup and invalidation of authentication credentials2020 10,397,003Signature scheme for homomorphic message encoding functions2019 10,397,002Signature scheme for homomorphic message encoding functions2019 10,356,058Encrypted message communication2019 10,333,719Production of cryptographic signatures2019 10,250,591Password-based authentication2019 10,229,285Privacy enhanced central data storage2019 10,181,950Refresh of shared cryptographic keys2019 10,171,451Distributed single sign-on2019 10,164,965Distributed single sign-on2018 10,164,964Distributed single sign-on2018 10,104,088Traitor tracing for obfuscated credentials2018 10,091,190Server-assisted authentication2018 10,079,686Privacy-preserving attribute-based credentials2018 10,057,060Password-based generation and management of secret cryptographic keys2018 10,027,477Distributed single sign-on2018 10,015,019Production of cryptographic signatures2018 10,009,182Production of cryptographic signatures2018 9,923,717'Refresh of shared cryptographic keys'2018 9,882,890'Reissue of cryptographic credentials'2018 9,871,655'Method for deriving a verification token from a credential'2018 9,860,237'Password-based authentication in server systems'2018 9,847,877Password-based generation and management of secret cryptographic keys2017 9,813,414'Password-based management of encrypted files'2017 9,781,078'Managing unlinkable identifiers for controlled privacy-friendly data exchange'2017 9,755,839'Production of cryptographic signatures'2017 9,755,840'Backup and invalidation of authentication credentials'2017 9,755,832'Password-authenticated public key encryption and decryption'2017 9,705,872'Distributed single sign-on'2017 9,667,428'Production of cryptographic signatures'2017 9,635,012'Method for deriving a verification token from a credential'2017 9,596,086'Password-based authentication'2017 9,548,970'Managing unlinkable identifiers for controlled privacy-friendly data exchange'2017 9,537,658'Password-based authentication'2017 9,385,872'Reissue of cryptographic credentials'2016

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2016–2021Patents assigned to IBM (42)· patent assignee history

2016–2020Based in Rueschlikon, CH· patent location history

2017–2021Based in Zurich, CH· patent location history

2018–2019Based in ZÃ¼rich, CH· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
IBM	42	2016–2021

Locations

Location	Patents	Span
Zurich, CH	27	2017–2021
Rueschlikon, CH	11	2016–2020
ZÃ¼rich, CH	4	2018–2019