Drachten, Netherlands

Willem S Wijma

This inventor holds 5 USPTO granted patents. Top assignee: U.S. Philips Corporation. Active years: 1981-2000.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Willem S Wijma. Retrieved from https://idiyas.com/inventor/willem-s-wijma

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


% Patents Active = 100.0

Average Co-Inventor Count = 1.7

ph-index = 4

Forward Citations = 76(Granted Patents)


Company Filing History:


Years Active: 1981-2000

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5 patents (USPTO):Explore Patents

Title: Willem S. Wijma: Innovator in Separator Devices and Shaving Apparatus

Introduction

Willem S. Wijma is a notable inventor based in Drachten, Netherlands. He has made significant contributions to the fields of separator devices and shaving apparatuses. With a total of 5 patents to his name, his work reflects a commitment to innovation and efficiency.

Latest Patents

One of his latest inventions is a separator device equipped with a cyclone chamber designed for separating solid and/or liquid particles from a gas flow. This device features an upper wall with an outlet opening and a rotationally symmetrical side wall with an inlet opening. A unique aspect of this invention is the inclusion of a rotatable annular centrifugal unit that prevents short-circuit flow, thereby enhancing the efficiency of the separator device. This technology can be utilized in applications such as cyclone vacuum cleaners. Another notable invention is a shaving apparatus that includes a foil with hair entrance apertures and a shaving member that operates in conjunction with an adjustable foil holder.

Career Highlights

Willem S. Wijma is associated with U.S. Philips Corporation, where he has been instrumental in developing innovative products. His work has not only advanced the technology in his field but has also contributed to the reputation of his company as a leader in innovation.

Collaborations

Throughout his career, Wijma has collaborated with talented individuals such as Eppe Bakker and Jan A. Douma. These partnerships have fostered a creative environment that has led to the development of groundbreaking technologies.

Conclusion

Willem S. Wijma's contributions to the fields of separator devices and shaving apparatuses exemplify his innovative spirit and dedication to improving technology. His patents reflect a deep understanding of engineering principles and a commitment to enhancing user experience.

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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