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For the Inventor, By the Inventor

Täby, Sweden

Lennart W Castwall

This inventor holds 10 USPTO granted patents. Top assignees: Aktiebolaget Electrolux, Other. Active years: 1991-1999.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Lennart W Castwall. Retrieved from https://idiyas.com/inventor/lennart-w-castwall

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

USPTO Granted Patents = 10

% Patents Active = 100.0

Average Co-Inventor Count = 2.1

ph-index = 7

Forward Citations = 107(Granted Patents)


Location History:

  • Taby, SE (1991 - 1997)
  • .ANG.kersberga, SE (1997 - 1999)
  • 41 .ANG.kersberga, SE (1999)

Company Filing History:

goldMedal7 out of 670 
 
Aktiebolaget Electrolux
 patents
silverMedal3 out of 834,513 
Other
 patents

Years Active: 1991-1999

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10 patents (USPTO):Explore Patents
1. 6007872 - Method of producing impregnated wooden products (1999-12-28),
2. 5904194 - Method for producing a hard wood element (1999-05-18),
3. 5678618 - Process for producing hard elements of wood (1997-10-21),
4. 5664282 - Vacuum cleaner (1997-09-09),
5. 5604953 - Vacuum cleaner (1997-02-25),
6. 5493267 - Arrangement for the transfer of control commands in an apparatus or a (1996-02-20),
7. 5471537 - Kitchen ventilator (1995-11-28),
8. 5293654 - Energy and water saving shower assembly (1994-03-15),
9. 5267516 - Pallet and method for loading pallets (1993-12-07),
10. 4991247 - Method of balancing a container which rotates about an essentially (1991-02-12),

Title: The Innovations of Lennart W Castwall

Introduction

Lennart W Castwall is a notable inventor based in Taby, Sweden. He has made significant contributions to the field of wood product manufacturing, holding a total of 10 patents. His work has focused on innovative methods that enhance the quality and durability of wooden products.

Latest Patents

Among his latest patents are the "Method of Producing Impregnated Wooden Products" and the "Method for Producing a Hard Wood Element." These inventions reflect his commitment to advancing wood technology and improving product performance.

Career Highlights

Lennart has worked with Aktiebolaget Electrolux, a leading company in the home appliance industry. His experience in such a reputable organization has allowed him to apply his inventive skills in practical settings, contributing to the development of new products.

Collaborations

Throughout his career, Lennart has collaborated with notable individuals such as Lars G Moren and Curt Lindhe. These partnerships have likely enriched his work and led to further innovations in his field.

Conclusion

Lennart W Castwall's contributions to wood product innovation are commendable, and his patents demonstrate his expertise and dedication to improving manufacturing processes. His work continues to influence the industry and inspire future inventors.

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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