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Inventor

Serge Gaumain

Inventor
Yverdon, CH

Overview

2→
Patents
2005–2010
Patent span
Physics
Primary field (CPC G)

Patents· 2 as inventor

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

G06Qprimary
G06QInformation and communication technology [ict] specially adapted for administrative, commercial, financial, managerial or supervisory purposes33%
G07FCoin-freed or like apparatus33%
G06FElectric digital data processing17%
H04NPictorial communication, e.g. television17%
PatentTitleYear
7,725,740'Generating a root key for decryption of a transmission key allowing secure communications'20106,913,197'Method for inducing upgrading of an expandable product'2005

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2005Patents assigned to NAGRACARD SA (1)· patent assignee history
2005–2010Based in Yverdon, CH· patent location history
2010Patents assigned to NAGRAVISION SA (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
NAGRACARD SA12005
NAGRAVISION SA12010
Locations
LocationPatentsSpan
Yverdon, CH22005–2010