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For the Inventor, By the Inventor

Eindhoven, Netherlands

Leonardus A Valkestijn

This inventor holds 6 USPTO granted patents. Top assignee: U.S. Philips Corporation. Active years: 1977-1989.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Leonardus A Valkestijn. Retrieved from https://idiyas.com/inventor/leonardus-a-valkestijn

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

USPTO Granted Patents = 6

% Patents Active = 100.0

Average Co-Inventor Count = 2.0

ph-index = 4

Forward Citations = 71(Granted Patents)


Location History:

  • Ba Eindhoven, NL (1987)
  • Eindhoven, NL (1977 - 1989)

Company Filing History:

goldMedal6 out of 14,087 
 
U.S. Philips Corporation
 patents

Years Active: 1977-1989

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6 patents (USPTO):Explore Patents
1. 4815026 - Slave-type interface circuit (1989-03-21),
2. 4695839 - Slave-type interface circuit operating with a series bus (1987-09-22),
3. 4607195 - Picture display device comprising a power supply circuit and a line (1986-08-19),
4. 4572994 - Circuit arrangement for a picture display device for generating a (1986-02-25),
5. 4216392 - Circuit for producing a periodic parabolic signal (1980-08-05),
6. 4028585 - Circuit for generating a correction current for correcting for (1977-06-07),

Title: Leonardus A Valkestijn: Innovator in Interface Circuit Technology

Introduction

Leonardus A Valkestijn is a notable inventor based in Eindhoven, Netherlands. He has made significant contributions to the field of interface circuit technology, holding a total of 6 patents. His work has been instrumental in advancing the functionality and efficiency of communication systems.

Latest Patents

Among his latest patents, Valkestijn has developed a slave-type interface circuit that can receive signals from a bus based on specific coding inputs. This innovative circuit allows for seamless communication between devices, directing signals to various outputs depending on the operational mode. Another significant patent involves a slave-type interface circuit operating with a series bus, which recognizes addresses before writing data. This design enhances the control of user circuits and improves data handling efficiency.

Career Highlights

Valkestijn is currently associated with U.S. Philips Corporation, where he continues to push the boundaries of technology. His expertise in interface circuits has positioned him as a key player in the development of advanced communication systems.

Collaborations

Throughout his career, Valkestijn has collaborated with talented individuals such as Stefan Barbu and Christianus H Bergmans. These partnerships have fostered innovation and contributed to the success of various projects.

Conclusion

Leonardus A Valkestijn's contributions to interface circuit technology exemplify his dedication to innovation. His patents reflect a deep understanding of communication systems, making him a valuable asset 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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