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South Burlington, VT, United States of America

Hans-Heinrich Viehmann

This inventor holds 19 USPTO granted patents, primarily in Integrated Circuit Design. Top assignees: Infineon Technologies Ag, International Business Machines Corporation, Infineon Technologies North America Corp.. Active years: 2002-2009.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hans-Heinrich Viehmann. Retrieved from https://idiyas.com/inventor/hans-heinrich-viehmann

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

Calculating rank
USPTO Granted Patents = 19

% Patents Active = 47.4

Average Co-Inventor Count = 1.7

ph-index = 8

Forward Citations = 316(Granted Patents)


Location History:

  • Wappingers Falls, NY (US) (2002 - 2005)
  • S. Burlington, VT (US) (2004 - 2005)
  • München, DE (2005)
  • South Burlington, VT (US) (2003 - 2006)
  • Munich, DE (2007 - 2009)

Company Filing History:

goldMedal17 out of 15,040 
 
Infineon Technologies Ag
 patents
silverMedal2 out of 166,425 
 
International Business Machines Corporation
 patents
bronzeMedal1 out of 244 
 
Infineon Technologies North America Corp.
 patents
4. 1 out of 555 
 
Qimonda Ag
 patents
where one patent can have more than one assignee

Years Active: 2002-2009

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Areas of Expertise:
Power Amplifier
Integrated Circuit
Memory Module
Current Sense Amplifier
MRAM Device
High-Frequency Signals
Voltage-Current Converter
Signal Transformation
CML Circuit
ESD Protection
Semiconductor Memory
Bitline Boost Circuit
19 patents (USPTO):Explore Patents
1. 7573328 - Power amplifier (2009-08-11),
2. 7433253 - Integrated circuit, method of operating an integrated circuit, method of manufacturing an integrated circuit, memory module, stackable memory module (2008-10-07),
3. 7251178 - Current sense amplifier (2007-07-31),
4. 7161861 - Sense amplifier bitline boost circuit (2007-01-09),
5. 7057924 - Precharging the write path of an MRAM device for fast write operation (2006-06-06),
6. 7019554 - Methods and apparatus for active termination of high-frequency signals (2006-03-28),
7. 6937058 - Methods and apparatus for active termination of high-frequency signals (2005-08-30),
8. 6930915 - Cross-point MRAM array with reduced voltage drop across MTJ's (2005-08-16),
9. 6888744 - Selection device for a semiconductor memory device (2005-05-03),
10. 6853229 - Circuit for transforming a single ended signal into a differential mode signal (2005-02-08),
11. 6847568 - Sense amplifier configuration for a semiconductor memory device (2005-01-25),
12. 6847225 - CML (current mode logic) OCD (off chip driver)—ODT (on die termination) circuit for bidirectional data transmission (2005-01-25),
13. 6825707 - Current mode logic (CML) circuit concept for a variable delay element (2004-11-30),
14. 6819142 - Circuit for transforming a differential mode signal into a single ended signal with reduced standby current consumption (2004-11-16),
15. 6590821 - Memory device (2003-07-08),

Title: Innovations of Hans-Heinrich Viehmann

Introduction

Hans-Heinrich Viehmann, a prominent inventor based in South Burlington, VT, has made significant contributions to the field of electronics and integrated circuits. With a remarkable portfolio of 19 patents to his name, Viehmann is recognized for his innovative approaches in power amplifiers and integrated circuit designs.

Latest Patents

Among his latest patents, Viehmann has developed a power amplifier, specifically a Class-D amplifier featuring a differential pulse width modulator. This technology utilizes a comparator that optimally switches output signals, enhancing the efficiency and performance of amplifiers. Additionally, his patents include advancements in integrated circuits, specifically a current sense amplifier that integrates a sophisticated voltage comparator and clamping devices. Among other innovations, he has also designed stackable memory modules, showcasing his versatility in the realm of electronics.

Career Highlights

Throughout his career, Hans-Heinrich Viehmann has held key positions in leading technology companies. He has contributed to groundbreaking projects at Infineon Technologies AG and International Business Machines Corporation (IBM). His experience within these organizations has allowed him to push the boundaries of technology and develop patented innovations that have influenced modern electronics.

Collaborations

Viehmann's collaborative efforts have been instrumental in his inventive process. He has worked alongside notable colleagues, including Stefan Lammers and Dietmar Gogl, who have played significant roles in advancing his projects and enhancing the overall impact of their collective work.

Conclusion

In conclusion, Hans-Heinrich Viehmann’s impressive list of patents and his work in prestigious companies demonstrate his commitment to innovation in electronic designs. His continued exploration of advanced technologies positions him as a pivotal figure in the evolution of power amplification and integrated circuits, inspiring future generations of inventors in the field.

Profile summary based on public USPTO records.
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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