Inventor
LAING THALIA MAY
GB9 patents
Patents
9 patentsUS12476813B2Nov 18, 2025
Public key service for message authentication
HEWLETT PACKARD DEVELOPMENT CO0 citations60
US12445306B2Oct 14, 2025
Hash chain of blocks of public keys for messages
HEWLETT PACKARD DEVELOPMENT CO0 citations60
US12585801B2Mar 24, 2026
Producing messages
HEWLETT PACKARD DEVELOPMENT CO0 citations59
US11874936B2Jan 16, 2024
Group printing
HEWLETT PACKARD DEVELOPMENT CO0 citations59
US12192384B2Jan 7, 2025
Contextual authorisation
HEWLETT PACKARD DEVELOPMENT CO0 citations58
US12567968B2Mar 3, 2026
Values exclusions
HEWLETT PACKARD DEVELOPMENT CO0 citations56
US12512965B2Dec 30, 2025
Time intervals for stateful signature production
HEWLETT PACKARD DEVELOPMENT CO0 citations56
US12542682B2Feb 3, 2026
Authenticating packaged products
HEWLETT PACKARD DEVELOPMENT CO0 citations50
US12395350B2Aug 19, 2025
Signature verifications using Merkle signature schemes
HEWLETT PACKARD DEVELOPMENT CO0 citations38