Jan Christian Langsdorf

This inventor holds 11 USPTO granted patents and 6 published patent applications, plus 1 CIPO patent and 12 EPO patents. Top assignees: Braun Gmbh, The Gillette Company. Active years: 2013-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Jan Christian Langsdorf. Retrieved from https://idiyas.com/inventor/jan-christian-langsdorf

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Calculating rank

USPTO Granted Patents = 11 (Patent Applications = 6)

% Patents Active = 90.9

CIPO Patents = 1 (Patent Applications = 2)

EPO Patents = 12 (Patent Applications = 15)

Average Co-Inventor Count = 3.2

ph-index = 2

Forward Citations = 8(Granted Patents)

Location History:

Oberurser, DE (2013)
Oberursel, DE (2013 - 2024)

Company Filing History:

Years Active: 2013-2026

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11 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 12542491 - Switched mode power supply charger device, kit, and methods of manufacturing and using such a power supply device (2026-02-03),

2. 12233566 - Personal care appliance (2025-02-25),

3. 12005596 - Personal care appliance and a method of assembling (2024-06-11),

4. 10424857 - Connector device with connector and assembly method (2019-09-24),

5. 10038330 - Method for controlling the battery capacity of a secondary battery and battery-driven household electrical appliance (2018-07-31),

6. 9833915 - Male dry shaver (2017-12-05),

7. 8991195 - Method for testing a peltier element as well as a small electrical appliance with a peltier element and a safety device (2015-03-31),

8. 8810328 - Circuit arrangement for inductive energy transfer (2014-08-19),

9. 8581443 - Circuit arrangement and method for inductive energy transfer (2013-11-12),

10. 8555510 - Electric razor having integrated cooling (2013-10-15),

11. 8471547 - Circuit arrangement and method for inductive energy transfer (2013-06-25),

Title: Jan Christian Langsdorf: Innovator in Personal Care Appliances

Introduction

Jan Christian Langsdorf is a notable inventor based in Oberursel, Germany. He has made significant contributions to the field of personal care appliances, holding a total of 11 patents. His innovative designs focus on enhancing user experience through advanced technology.

Latest Patents

Langsdorf's latest patents include a personal care appliance featuring a flexible circuit board. This design incorporates a first end portion, a second end portion, and a flexible bridge connecting them. A first rigid circuit board is mounted to the first end portion, while a second rigid circuit board is mounted to the second end portion and folded over the first. The appliance also includes at least one electronic component that emits electromagnetic waves, with a flexible antenna in electrical communication with the first rigid circuit board. The flexible antenna is designed with a copper track facing away from the first rigid circuit board when in a folded position. Additionally, he has developed a method of assembling this personal care appliance, further showcasing his innovative approach.

Career Highlights

Throughout his career, Langsdorf has worked with prominent companies such as Braun GmbH and The Gillette Company. His experience in these organizations has allowed him to refine his skills and contribute to the development of cutting-edge personal care products.

Collaborations

Langsdorf has collaborated with talented individuals in the industry, including Philipp Jung and Joachim Lepper. These partnerships have fostered a creative environment that has led to the successful development of innovative products.

Conclusion

Jan Christian Langsdorf is a distinguished inventor whose work in personal care appliances has made a significant impact on the industry. His innovative designs and collaborative efforts continue to shape the future of personal care technology.

Profile summary based on public USPTO records.