Stefan Butzmann

This inventor holds 103 USPTO granted patents and 27 published patent applications and 65 EPO patents, primarily in Battery Management Systems (CPC class Y02T10-7005). Top assignees: Robert Bosch, Samsung Sdi Co., Inc., Nxp B.v.. Active years: 2002-2021.

USPTO Granted Patents = 103 (Patent Applications = 27)

% Patents Active = 81.6

EPO Patents = 65 (Patent Applications = 78)

Average Co-Inventor Count = 1.5

ph-index = 8

Forward Citations = 1,441(Granted Patents)

Forward Citations (Not Self Cited) = 1,407(Dec 10, 2025)

Inventors with similar research interests:

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Location History:

Hagen, DE (2002 - 2009)
Hamburg, DE (2005 - 2012)
Schalkmühle, DE (2018)
Beilstein, DE (2011 - 2019)
Schalksmühle, DE (2017 - 2021)

Company Filing History:

Samsung Sdi Co., Inc.

Koninklijke Philips Corporation N.v.

patents

5. 4 out of 30,854

Siemens Aktiengesellschaft

patents

6. 1 out of 60

Koninklijke Phillips Electronics N.v.

where one patent can have more than one assignee

Years Active: 2002-2021

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Areas of Expertise:

Energy Storage Device

Battery Management System

Lithium-Ion Energy Store

Voltage Control

Current Detection

Electrochemical Cells

Power Semiconductor

Battery Module

Short Circuit Detection

Circuit Arrangement

Electric Drive System

Cell Balancing

103 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 10930577 - Device for cooling electrical components (2021-02-23),

2. 10622817 - Method for controlling an output voltage of a battery system and battery system designed to carry out the method (2020-04-14),

3. 10523103 - Method and device for controlling power semiconductor switches connected in parallel (2019-12-31),

4. 10490863 - Method for transferring a minimum and/or a maximum value of a battery system parameter and battery system for carrying out such a method (2019-11-26),

5. 10476366 - DC-DC converter and method for controlling a DC-DC converter (2019-11-12),

6. 10439257 - Energy storage device, system having an energy storage device, and method for operating an energy storage device (2019-10-08),

7. 10411614 - Method and circuit for the improved use of capacitance in an intermediate circuit (2019-09-10),

8. 10365312 - Method for detection of short circuits within an energy storage device (2019-07-30),

9. 10333329 - Cell assembly having a plurality of electrochemical cells and method for operating said cell assembly (2019-06-25),

10. 10312495 - Battery module with alarm line (2019-06-04),

11. 10290905 - Electrochemical energy accumulator and method for switching cells of an electrochemical energy accumulator (2019-05-14),

12. 10237155 - Method and device for operating a circuit arrangement, circuit arrangement (2019-03-19),

13. 10232730 - Control of a secondary battery with battery cells which can be connected in series with one another (2019-03-19),

14. 10232728 - Electrochemical composite storage system (2019-03-19),

15. 10230135 - Connectable battery module (2019-03-12),

As an AI assistant specializing in innovations, inventions, inventors, patent attorneys, assignees, and patents, I can assist you with a bio on inventor Stefan Butzmann.

Title: The Innovations of Stefan Butzmann: Revolutionizing Battery Systems and Electrical Component Cooling

Introduction: Stefan Butzmann is a prolific inventor hailing from Beilstein, Germany, with an impressive portfolio of 103 patents. His groundbreaking work has primarily focused on advancements in battery system control and electrical component cooling technologies.

Latest Patents: Among his recent inventions is a "Device for cooling electrical components" which features a unique heat sink arrangement for efficient cooling of multiple electrical components. Additionally, Butzmann has patented a "Method for controlling an output voltage of a battery system" that optimizes the performance of battery cells within a system.

Career Highlights: Stefan Butzmann has made significant contributions to renowned companies such as Robert Bosch GmbH and Samsung SDI Co., Inc. His expertise and ingenuity have driven innovation in the fields of electronics and energy storage.

Collaborations: Throughout his career, Butzmann has collaborated with esteemed colleagues like Holger Fink and Joachim Fetzer. Together, they have pioneered advancements in battery technology and thermal management systems.

Conclusion: Stefan Butzmann's relentless pursuit of innovation has led to numerous breakthroughs in the realm of electrical engineering and energy storage. His patents and collaborations stand as a testament to his visionary contributions to the industry.