Dorsten, Germany

Ludger Alfes

This inventor holds 8 USPTO granted patents and 2 published patent applications and 5 EPO patents. Top assignee: Siemens Aktiengesellschaft. Active years: 2013-2019.

USPTO Granted Patents = 8 

% Patents Active = 37.5

 

Average Co-Inventor Count = 1.7

ph-index = 2

Forward Citations = 9(Granted Patents)


Company Filing History:


Years Active: 2013-2019

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8 patents (USPTO):Explore Patents

Title: Ludger Alfes: Innovator in Fluid Energy Machines

Introduction

Ludger Alfes is a notable inventor based in Dorsten, Germany. He has made significant contributions to the field of fluid energy machines, holding a total of 8 patents. His innovative designs focus on enhancing the efficiency and functionality of energy systems.

Latest Patents

One of his latest patents is a fluid energy machine featuring a tandem dry gas seal. This invention includes a rotor and a casing that separates the interior from the exterior. The machine is equipped with at least one shaft seal that effectively seals the gap between the rotor and the casing. The tandem dry gas seal consists of an inner and outer seal, with the outer seal incorporating a first sealing gas feed that opens into the gap axially between the two seals. Additionally, the shaft seal has a primary discharge that extracts primary discharge fluid from the gap. The design includes control members for regulating the flow rates of both the sealing gas and the primary discharge fluid, ensuring optimal pressure adjustments.

Career Highlights

Ludger Alfes is currently employed at Siemens Aktiengesellschaft, a leading global technology company. His work at Siemens has allowed him to develop and refine his innovative ideas in fluid energy technology. His contributions have been instrumental in advancing the company's capabilities in this field.

Collaborations

Throughout his career, Ludger has collaborated with esteemed colleagues such as Wolfgang Freund and Wolfgang Zacharias. These partnerships have fostered a creative environment that encourages the exchange of ideas and expertise.

Conclusion

Ludger Alfes stands out as a prominent inventor in the realm of fluid energy machines. His patents and collaborative efforts continue to influence advancements in energy technology.

Profile summary based on public USPTO records.
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