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For the Inventor, By the Inventor

Eindhoven, Netherlands

Johannes G Raven

This inventor holds 11 USPTO granted patents. Top assignee: U.S. Philips Corporation. Active years: 1983-1989.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Johannes G Raven. Retrieved from https://idiyas.com/inventor/johannes-g-raven

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

USPTO Granted Patents = 11

% Patents Active = 100.0

Average Co-Inventor Count = 2.1

ph-index = 5

Forward Citations = 65(Granted Patents)


Company Filing History:

goldMedal11 out of 14,087 
 
U.S. Philips Corporation
 patents

Years Active: 1983-1989

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11 patents (USPTO):Explore Patents
1. 4866523 - Video signal processing circuit providing noise suppression with reduced (1989-09-12),
2. 4710802 - Television receiver including a circuit arrangement for demodulating an (1987-12-01),
3. 4607284 - Movement-adaptive transversal-recursive noise suppression circuit for a (1986-08-19),
4. 4604651 - Television circuit arrangement for field and line frequency doubling and (1986-08-05),
5. 4599710 - Integrated memory circuit of a series-parallel-series type (1986-07-08),
6. 4587557 - Field number conversion circuit (1986-05-06),
7. 4513388 - Electronic device for the execution of a mathematical operation on sets (1985-04-23),
8. 4492976 - Line standard conversion circuit for a television signal (1985-01-08),
9. 4435728 - Field frequency-doubling circuit for a television signal (1984-03-06),
10. 4393396 - Video signal processing circuit for noise reduction (1983-07-12),
11. 4390894 - Noise suppression circuit for a video signal (1983-06-28),

Title: The Innovative Mind of Johannes G Raven

Introduction

Johannes G Raven is a prominent inventor based in Eindhoven, Netherlands, renowned for his contributions to video signal processing technology. With an impressive portfolio of 11 patents, Raven has significantly impacted the development of electronic circuits.

Latest Patents

Among his latest patents, one notable invention is a video signal processing circuit that provides noise suppression with reduced distortion. This innovative circuit features a complementary filter integrated with a subtracting circuit, ensuring that the output maintains high-quality performance despite potential noise interference. Raven’s design cleverly compensates for distortion in the signal path through meticulously applied conversions, enhancing the fidelity of video signals. Another critical invention is a sophisticated television receiver that demodulates NTSC-encoded chrominance signals. The incorporation of a specially designed oscillator circuit and an accumulator showcases his expertise in improving the quality and reliability of television signal reception.

Career Highlights

Raven’s dedication to advancing technology is exemplified through his role at U.S. Philips Corporation, where he harnesses his inventive skills to drive innovation in the field of electronics. His work has led to enhancements in consumer electronics, specifically in video and television technologies, that continue to benefit users worldwide.

Collaborations

Throughout his impressive career, Johannes G Raven has collaborated with esteemed colleagues including Marcellinus J Annegarn and Antonius H Nillesen. Together, they have contributed to various projects that merge creativity and technical excellence, pushing the boundaries of what’s possible in their field.

Conclusion

Johannes G Raven stands out as a notable inventor whose patents have transformed the landscape of video signal processing and television technology. With a keen eye for innovation and collaboration, his work at U.S. Philips Corporation underscores the profound impact that dedicated inventors can have on modern technology.

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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