For the Inventor, By the Inventor

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Middleton, WI, United States of America

Graber Industries, Inc.

Calculating rank

USPTO Granted Patents = 35

Trademarks = 2

Forward Citations = 807

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22 inventors (with patents filed for the assignee):

Ronald G Darner (6 out of 6 patents)

John E Morris (5 out of 13 patents)

Mark J Terlecke (4 out of 4 patents)

4. Thor Ohman (4 out of 4 patents)

5. John S Wagner (3 out of 3 patents)

6. Edward M Kaucic (3 out of 7 patents)

7. Daniel C Johnson (2 out of 38 patents)

8. Scott I Biba (2 out of 9 patents)

9. Dean R Sommerfeld (2 out of 3 patents)

10. Boris Volfson (2 out of 2 patents)

11. Darrell J Kutchmarek (1 out of 6 patents)

12. James H Stauffacher (1 out of 4 patents)

13. John F Morris (1 out of 1 patent)

14. James A Klawiter (1 out of 1 patent)

15. Karl A Niemi (1 out of 7 patents)

Core Competencies:

Expandable Cellular Shade

Drapery Fixture

Vertical Blind

Hold-Down Bracket

Cord Equalizer

Curtain Rod Assembly

Foldable Valance

Torque Responsive Motor-Drive

Traverse Rod

Venetian Blind

Drapery Support

Roll Type Closure

35 patents: Sort by Forward Citations

1. 5160563 - Method and apparatus for making an expandable cellular shade (1992-11-03),

2. 5144997 - Drapery fixture (1992-09-08),

3. 5131616 - Bracket for adjustably supporting a headrail (1992-07-21),

4. 5088542 - Vertical blind apparatus (1992-02-18),

5. 5069264 - Hold-down bracket for bottom rail of a window covering (1991-12-03),

6. 5058650 - Cord equalizer for window shade lift cords (1991-10-22),

7. 5039049 - Rod and bracket assembly for window curtains and valances (1991-08-13),

8. 5038843 - Vertical blind with louver rotation control (1991-08-13),

9. 5018626 - Curtain rod and end bracket assembly (1991-05-28),

10. 4955419 - Foldable valance (1990-09-11),

11. 4936369 - Vertical blind with louver rotation control (1990-06-26),

12. 4921031 - Decorative valance (1990-05-01),

13. 4915343 - Arrangement for mounting a device on a wall (1990-04-10),

14. 4848434 - Vertical blind with movable auxiliary rod support (1989-07-18),

15. 4846243 - Foldable window covering (1989-07-11),

Company Overview

Graber Industries, Inc. is a prominent manufacturer specializing in custom window treatment solutions, including blinds, shades, and draperies. Based in Middleton, Wisconsin, the company is known for its commitment to quality craftsmanship and innovative design, catering to both residential and commercial markets. Graber leverages advanced technology and materials to create products that enhance aesthetics and functionality, while also focusing on energy efficiency and sustainability in its offerings.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Nov 3 2026

35 Patents

#7 in Middleton, WI

#241 in Wisconsin

#9,766 in US

#19,196 in the World

Middleton, WI, United States of America

Graber Industries, Inc.

Forward Citations = 807

22 inventors:

Ronald G Darner (6 out of 6 patents)

John E Morris (5 out of 13 patents)

Mark J Terlecke (4 out of 4 patents)

4. Thor Ohman (4 out of 4 patents)

5. John S Wagner (3 out of 3 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Graber Industries, Inc.. Retrieved from https://idiyas.com/company/graber-industries

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

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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