Growing community of inventors

Herzogenaurach, Germany

Roland Humpfner

Average Co-Inventor Count = 4.80

ph-index = 2

The patent ph-index is calculated by counting the number of publications for which an author has been cited by other authors at least that same number of times.

Forward Citations = 32

Roland HumpfnerFranz Neulinger (1 patent)Roland HumpfnerHelmut Schummer (1 patent)Roland HumpfnerHans-Joachim Knaak (1 patent)Roland HumpfnerGerhard Donig (1 patent)Roland HumpfnerNorbert Grass (1 patent)Roland HumpfnerKarl Fleisch (1 patent)Roland HumpfnerDetlef Boldin (1 patent)Roland HumpfnerKarl-Heinz Buttner (1 patent)Roland HumpfnerRoland Humpfner (2 patents)Franz NeulingerFranz Neulinger (15 patents)Helmut SchummerHelmut Schummer (15 patents)Hans-Joachim KnaakHans-Joachim Knaak (13 patents)Gerhard DonigGerhard Donig (6 patents)Norbert GrassNorbert Grass (6 patents)Karl FleischKarl Fleisch (4 patents)Detlef BoldinDetlef Boldin (2 patents)Karl-Heinz ButtnerKarl-Heinz Buttner (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Siemens Aktiengesellschaft (2 from 30,045 patents)


2 patents:

1. 5949662 - No-break power supply

2. 5471377 - Process for controlling a power supply which supplies power to an

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