LexDanaLexDanabeta
Inventor

Lionel Federspiel

Inventor
Grenoble, FR

Overview

3→
Patents
1997–2017
Patent span
Electricity
Primary field (CPC H)

Patents· 3 as inventor

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

H03Hprimary
H03HImpedance networks, e.g. resonant circuits40%
H01MProcesses or means, e.g. batteries, for the direct conversion of chemical energy into electrical energy20%
H02JElectric power networks20%
Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution20%
PatentTitleYear
9,748,783'Smart voltage dedicated charger system'20176,396,934'Analog audio filter for high frequencies'20025,699,016'Differential active filter of the second order'1997

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1997–2002Patents assigned to SGS THOMSON MICROELECTRONICS (2)· patent assignee history
1997–2002Based in Grenoble, FR· patent location history
2017Patents assigned to AVAGO TECHNOLOGIES GENERAL IP (1)· patent assignee history
2017Patents assigned to BROADCOM CORP (1)· patent assignee history
2017Based in Laguna Niguel, CA, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
SGS THOMSON MICROELECTRONICS21997–2002
AVAGO TECHNOLOGIES GENERAL IP12017
BROADCOM CORP12017
Locations
LocationPatentsSpan
Grenoble, FR21997–2002
Laguna Niguel, California, US12017