For the Inventor, By the Inventor

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Petaluma, CA, United States of America

Kval, Inc.

USPTO Granted Patents = 15

% Expired Patents = 26.7

Trademarks = 2

Forward Citations = 242

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9 inventors (with patents filed for the assignee):

Andrew M Kvalheim (9 out of 14 patents)

David Schneider (3 out of 40 patents)

Scott Bacon (2 out of 2 patents)

4. Gerald Kvalheim (2 out of 2 patents)

5. George Y Kameoka (2 out of 2 patents)

6. Jedidiah Buck McCready (1 out of 1 patent)

7. Marc J Madou (1 out of 5 patents)

8. Jerry A Kvalheim (1 out of 1 patent)

9. William F Crumly (1 out of 1 patent)

15 patents: Sort by Forward Citations

1. 11498164 - Rotary screw changing delivery system (2022-11-15),

2. 11123827 - Method for remotely switching screw feeding into a construction/building-type door assembly machine with an automatic-hinge applicator (2021-09-21),

3. 10739749 - System and method for manufacturing article dynamic measurement, tool selection and toolpath generation (2020-08-11),

4. 7730608 - Hinge feeder (2010-06-08),

5. 7461674 - Workstation for preparing door elements for hanging (2008-12-09),

6. 7422135 - Fastener dispencer and applicator (2008-09-09),

7. 7273157 - Article feeder (2007-09-25),

8. 6849168 - Electrochemical microsensor package (2005-02-01),

9. 6398004 - Method for dispensing and feeding articles (2002-06-04),

10. 6162009 - Article dispenser and feeder (2000-12-19),

11. 6086317 - Article inverter (2000-07-11),

12. 5536108 - Low cohesion material joint (1996-07-16),

13. 5425473 - Screw feeder (1995-06-20),

14. 5331732 - Hinge applicator with gang screwdriving unit (1994-07-26),

15. 5222290 - Apparatus for attaching hinges to doors and jambs (1993-06-29),

Kval, Inc. is a leading manufacturer of industrial machinery, specializing in door and window fabrication equipment. With over 65 years of experience, Kval offers high-quality, innovative solutions for the woodworking industry. Their products include door machines, window machines, CNC routers, and more, designed to improve efficiency and precision in manufacturing processes.

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

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USPTO Data Jan 1 1976 - Sep 22 2026

15 Patents

#18 in Petaluma, CA

#5,019 in California

#21,017 in US

#39,822 in the World

Petaluma, CA, United States of America

Kval, Inc.

Forward Citations = 242

9 inventors:

Andrew M Kvalheim (9 out of 14 patents)

David Schneider (3 out of 40 patents)

Scott Bacon (2 out of 2 patents)

4. Gerald Kvalheim (2 out of 2 patents)

5. George Y Kameoka (2 out of 2 patents)

Please report any incorrect information to [email protected]

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