Leiden, Netherlands

Janwillem Bouwknegt

This inventor holds 6 USPTO granted patents and 3 EPO patents. Top assignees: Bakker Elkhuizen Innovations B.v., Npk Design B.v., Conopco, Inc.. Active years: 2004-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Janwillem Bouwknegt. Retrieved from https://idiyas.com/inventor/janwillem-bouwknegt

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 = 2.1

ph-index = 2

Forward Citations = 29(Granted Patents)


Location History:

  • Leiden, NL (2004 - 2012)
  • Leiderdorp, NL (2024)

Company Filing History:


Years Active: 2004-2025

Loading Chart...
Loading Chart...
6 patents (USPTO):Explore Patents

Title: Innovations of Janwillem Bouwknegt

Introduction

Janwillem Bouwknegt is a notable inventor based in Leiden, Netherlands. He has made significant contributions to the field of furniture design and product innovation. With a total of six patents to his name, Bouwknegt has demonstrated a commitment to enhancing everyday products through thoughtful design.

Latest Patents

One of his latest inventions is an adjustable chair. This innovative piece of furniture comprises a seat, a backrest, and a base. The seat and the base are movably coupled for reversible relative adjustment, allowing users to switch between an upright sitting position and a reclined position. The design includes one or more support surfaces and a lever that rotates about an axis transverse to the seating direction. This lever is coupled with the support surfaces, which define a curved, noncircular path, enabling smooth adjustments in seating position.

Another notable invention is a bottle carrier designed to hold multiple crown-cap bottles by their necks. This carrier features several bottle holders connected to each other, each capable of securely holding a bottle along an axis of extension. The design includes at least three resilient arms in each holder, which define a holding space and engage the neck of the bottle. This innovative approach allows for easy access and secure support of the bottles.

Career Highlights

Janwillem Bouwknegt has worked with several companies throughout his career, including Bakker Elkhuizen Innovations B.V. and NPK Design B.V. His experience in these organizations has contributed to his development as an inventor and designer.

Collaborations

Bouwknegt has collaborated with notable individuals in his field, including Rick Blom and Bertineke Marianna Priscilla De Lange. These partnerships have likely influenced his innovative designs and patent developments.

Conclusion

Janwillem Bouwknegt is a distinguished inventor whose work in adjustable furniture and product design has led to multiple patents. His innovative spirit and collaborative efforts continue to shape the landscape of modern design.

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]
Loading…