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Curacao, Netherlands

Hunter Douglas International N.v.

USPTO Granted Patents = 131

CIPO Patents = 1

Trademarks = 9

Forward Citations = 1,820

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73 inventors (with patents filed for the assignee):

Herman Oskam (15 out of 17 patents)

Willem Rijnders (13 out of 13 patents)

Francis Vecchiarelli (13 out of 15 patents)

4. Johannes A Brugman (10 out of 10 patents)

5. Petrus J Hennequin (8 out of 9 patents)

6. Guy H Lim (7 out of 7 patents)

7. Kurt H Frentzel (7 out of 8 patents)

8. Jacques G Thual (6 out of 8 patents)

9. Gerardus H Edixhoven (5 out of 5 patents)

10. Robbert E Spangenberg (4 out of 4 patents)

11. Hendrikus De Jong (4 out of 4 patents)

12. Hugo A Landheer (4 out of 4 patents)

13. Cornelis Louwerens (4 out of 4 patents)

14. Konrad Welfonder (3 out of 20 patents)

15. Peter Berntsson (3 out of 3 patents)

Core Competencies:

Venetian Blinds

Light Control Devices

Window Coverings

Decorative Strips

Winding Mechanisms

Control Systems

Sandwich Panels

Manufacturing Processes

Architectural Openings

Retractable Screens

Cladding Systems

Louvre Panelling

131 patents: Sort by Forward Citations

1. 6233800 - Venetian blind lacing station (2001-05-22),

2. 6187455 - Decorative roll-patterned strip and process of making same (2001-02-13),

3. 6161607 - Light control covering device for architectural openings (2000-12-19),

4. 6159875 - Treated fabric, a method of treatment and a window covering product (2000-12-12),

5. 6158563 - Winding mechanism (2000-12-12),

6. 6155328 - Winding mechanism (2000-12-05),

7. 6131642 - Locking device (2000-10-17),

8. 6123137 - Combined multiple-glazed window and light-control assembly (2000-09-26),

9. 6119755 - Support structure for an architectural covering (2000-09-19),

10. 6089303 - Control wand for coverings for architectural openings (2000-07-18),

11. 6085823 - Covering assembly for an architectural opening (2000-07-11),

12. 6069465 - Group control system for light regulating devices (2000-05-30),

13. 6059004 - Window blind or shade (2000-05-09),

14. 6050321 - Cord lock (2000-04-18),

15. 6039295 - Mounting system (2000-03-21),

Hunter Douglas International N.V. is a leading international manufacturer and marketer of window coverings and architectural products. With operations in more than 100 countries worldwide, the company offers a wide range of innovative and sustainable solutions for residential and commercial spaces. Their product portfolio includes blinds, shades, shutters, and various specialty products designed to enhance aesthetics, control light, and improve energy efficiency. Hunter Douglas is committed to delivering high-quality products, superior customer service, and industry-leading innovation.

This text is generated by artificial intelligence and may not be accurate.

Company Badge

USPTO Data Jan 1 1976 - Dec 16 2025

131 Patents

#3 in Curacao

#70 in Netherlands

#5,963 in the World

Curacao, Netherlands

Hunter Douglas International N.v.

Forward Citations = 1,820

73 inventors:

Herman Oskam (15 out of 17 patents)

Willem Rijnders (13 out of 13 patents)

Francis Vecchiarelli (13 out of 15 patents)

4. Johannes A Brugman (10 out of 10 patents)

5. Petrus J Hennequin (8 out of 9 patents)

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