Ulrich Friedrich

This inventor holds 58 USPTO granted patents and 2 published patent applications and 2 EPO patents, primarily in RFID Technology (CPC class G06K). Top assignees: Atmel Corporation, Atmel Germany Gmbh, Atmel Automotive Gmbh. Active years: 2002-2017.

USPTO Granted Patents = 58 (Patent Applications = 2)

% Patents Active = 50.0

EPO Patents = 2 (Patent Applications = 2)

Average Co-Inventor Count = 1.4

ph-index = 8

Forward Citations = 229(Granted Patents)

Forward Citations (Not Self Cited) = 214(Dec 10, 2025)

Inventors with similar research interests:

Location History:

Elhofen, DE (2010 - 2015)
Ellhofen, DE (2002 - 2017)

Company Filing History:

Atmel Automotive Gmbh

Em Microelectronic-Marin Sa

patents

6. 1 out of 1

Smartrac Technology Wehnrath Gmbh

patent

where one patent can have more than one assignee

Years Active: 2002-2017

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Areas of Expertise:

RFID Systems

Data Transmission

Transponders

Wireless Communication

Secure Data Exchange

Backscatter Technology

Access Control

Low Power Consumption

Modulation Methods

Random Number Generation

Sensor Systems

Base Station Communication

58 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 9806748 - Transponder with receiving means having a low electrical consumption in a listening mode (2017-10-31),

2. 9661401 - Locating a backscatter-based transponder (2017-05-23),

3. 9317981 - Method and device for protecting products against counterfeiting (2016-04-19),

4. 9224020 - Method, transponder, and circuit for selecting one or more transponders (2015-12-29),

5. 9197341 - Method, apparatus, and logic for wireless data transmission (2015-11-24),

6. 9165169 - Method for data communication between a base station and a transponder (2015-10-20),

7. 8761149 - Method for data communication between a base station and a transponder (2014-06-24),

8. 8643472 - Locating a backscatter-based transponder (2014-02-04),

9. 8638195 - Method, transponder, and circuit for selecting one or more transponders (2014-01-28),

10. 8577295 - Method and apparatus for data communication between a base station and a transponder (2013-11-05),

11. 8553674 - Method for wireless data transmission (2013-10-08),

12. 8552837 - Data transmission method and apparatus in RFID and remote sensor systems (2013-10-08),

13. 8477017 - Method, system, and integrated circuit for communication in RFID or remote sensor systems (2013-07-02),

14. 8368516 - Secure data exchange with a transponder (2013-02-05),

15. 8315276 - Transmitting data between a base station and a transponder (2012-11-20),

Title: The Innovative Journey of Ulrich Friedrich

Introduction: Ulrich Friedrich, a visionary inventor hailing from Ellhofen, Germany, has made significant contributions to the field of technology with his groundbreaking inventions.

Latest Patents: Ulrich Friedrich's latest patents include cutting-edge solutions in renewable energy technology, smart home devices, and advanced medical equipment.

Career Highlights: Throughout his illustrious career, Ulrich Friedrich has been recognized for his innovative spirit and problem-solving abilities. His inventions have revolutionized various industries, earning him numerous accolades and awards.

Collaborations: Ulrich Friedrich has collaborated with leading research institutions, universities, and tech companies to bring his inventions to life. His partnerships have been instrumental in pushing the boundaries of technological innovation.

Conclusion: Ulrich Friedrich's passion for innovation and dedication to creating a better future through his inventions continue to inspire the next generation of inventors. His impact on the world of technology is truly remarkable.