Membership
Tour
Register
Log in
Lionel Portmann
Follow
Person
Lausanne, CH
People
Overview
Industries
Organizations
People
Information
Impact
Patents Grants
last 30 patents
Information
Patent Grant
Digital-to-analog controller-referenced touch sensing system, and r...
Patent number
12,147,626
Issue date
Nov 19, 2024
Microchip Technology Incorporated
Fredrik Jonsson
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Digital-to-analog controller-referenced touch sensing system, and r...
Patent number
11,221,708
Issue date
Jan 11, 2022
Microchip Technology Incorporated
Fredrik Jonsson
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Capacitance measurement device with reduced noise
Patent number
10,444,892
Issue date
Oct 15, 2019
Microchip Technology Incorporated
Lionel Portmann
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Compensation of a target objects coupling to feeding lines in capac...
Patent number
10,345,985
Issue date
Jul 9, 2019
Microchip Technology Incorporated
Lionel Portmann
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
System and method for reducing noise in a sensor system
Patent number
10,151,608
Issue date
Dec 11, 2018
Microchip Technology Incorporated
Ruben Fontes
G01 - MEASURING TESTING
Information
Patent Grant
Compensation of a target object coupling to feeding lines in capaci...
Patent number
9,671,920
Issue date
Jun 6, 2017
Microchip Technology Incorporated
Lionel Portmann
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Device for quantifying an electric unbalance and touch detection sy...
Patent number
8,471,570
Issue date
Jun 25, 2013
Pixcir Microelectronics Co., Ltd.
Lionel Portmann
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Reference current generator
Patent number
7,388,787
Issue date
Jun 17, 2008
Elan Microelectronics Corporation
Lionel Portmann
G05 - CONTROLLING REGULATING
Information
Patent Grant
Class AB operational buffer
Patent number
7,358,812
Issue date
Apr 15, 2008
Elan Microelectronics Corporation
Lionel Portmann
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Reference current generator, and method of programming, adjusting a...
Patent number
6,980,461
Issue date
Dec 27, 2005
Innovative Silicon S.A.
Lionel Portmann
G11 - INFORMATION STORAGE
Patents Applications
last 30 patents
Information
Patent Application
TOUCH SCREEN OVERLAY ATTACK PREVENTION
Publication number
20240311475
Publication date
Sep 19, 2024
Microchip Touch Solutions Limited
Richard P. Collins
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
DIGITAL-TO-ANALOG CONTROLLER-REFERENCED TOUCH SENSING SYSTEM, AND R...
Publication number
20220100309
Publication date
Mar 31, 2022
MICROCHIP TECHNOLOGY INCORPORATED
Fredrik Jonsson
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
DIGITAL-TO-ANALOG CONTROLLER-REFERENCED TOUCH SENSING SYSTEM, AND R...
Publication number
20200210016
Publication date
Jul 2, 2020
MICROCHIP TECHNOLOGY INCORPORATED
Fredrik Jonsson
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Compensation Of A Target Objects Coupling To Feeding Lines In Capac...
Publication number
20170269741
Publication date
Sep 21, 2017
MICROCHIP TECHNOLOGY INCORPORATED
Lionel Portmann
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
System And Method For Reducing Noise In A Sensor System
Publication number
20170176225
Publication date
Jun 22, 2017
MICROCHIP TECHNOLOGY INCORPORATED
Ruben Fontes
G01 - MEASURING TESTING
Information
Patent Application
Capacitance Measurement Device With Reduced Noise
Publication number
20170102815
Publication date
Apr 13, 2017
MICROCHIP TECHNOLOGY INCORPORATED
Lionel Portmann
G01 - MEASURING TESTING
Information
Patent Application
Compensation Of A Target Object Coupling To Feeding Lines In Capaci...
Publication number
20150378482
Publication date
Dec 31, 2015
MICROCHIP TECHNOLOGY INCORPORATED
Lionel Portmann
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
DEVICE FOR QUANTIFYING AN ELECTRIC UNBALANCE AND TOUCH DETECTION SY...
Publication number
20100315102
Publication date
Dec 16, 2010
PIXCIR MICROELECTRONICS CO., LTD.
Lionel Portmann
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Reference current generator
Publication number
20070019487
Publication date
Jan 25, 2007
Lionel Portmann
G05 - CONTROLLING REGULATING
Information
Patent Application
Class AB operational buffer
Publication number
20060170498
Publication date
Aug 3, 2006
Lionel Portmann
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
Reference current generator, and method of programming, adjusting a...
Publication number
20050162931
Publication date
Jul 28, 2005
Lionel Portmann
G11 - INFORMATION STORAGE
Information
Patent Application
Reference current generator, and method of programming, adjusting a...
Publication number
20040227166
Publication date
Nov 18, 2004
Lionel Portmann
G11 - INFORMATION STORAGE