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For the Inventor, By the Inventor

Portersville, PA, United States of America

Adams Mfg. Corp.


USPTO Granted Patents = 174

% Expired Patents = 9.8


Trademarks = 19

Forward Citations = 3,894

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28 inventors (with patents filed for the assignee):

goldMedal William E Adams (133 out of 148 patents)

silverMedal William E Adams, Iv (30 out of 34 patents)

bronzeMedal Matthew W Goodworth (23 out of 35 patents)

4.  Robert G Schreiber (18 out of 19 patents)

5.  Matthew H French (11 out of 11 patents)

6.  Tim Cunningham (7 out of 8 patents)

7.  Shlomo Snir (6 out of 7 patents)

8.  Sean Michael McDowell (6 out of 83 patents)

9.  Matthew Beale (4 out of 20 patents)

10.  Christopher Stygar (4 out of 8 patents)

11.  Douglas C Stainbrook (4 out of 4 patents)

12.  Chinmoy Raval (4 out of 4 patents)

13.  Kevin A Harper (3 out of 9 patents)

14.  Marc Peoples (3 out of 4 patents)

15.  Wililam E Adams (2 out of 2 patents)


Core Competencies:
Stackable Rocking Chair
Molded Plastic Chair
Cup Holder
Decorative Light Clip
Adirondack Chair
Suction Cup Hook
Lightweight Furniture
Stackable Planter
Folding Chair
Bar Stool
Gutter Clip
Cleaning Device

174 patents:

1. 12740647 - Stackable chair having cup holder and folding table (2026-09-22),
2. D1140826 - Folding table for a chair arm (2026-08-11),
3. D1136669 - Cup holder (2026-07-28),
4. D1038637 - Stackable rocking chair (2024-08-13),
5. 12004655 - Stackable molded plastic rocking chair (2024-06-11),
6. D935255 - Chair arm having cell phone pocket (2021-11-09),
7. 11064810 - Chair having removable cup holder (2021-07-20),
8. D892567 - Combined cup and cell phone holder for molded plastic chair (2020-08-11),
9. D892566 - Combined cup and cell phone holder for molded plastic chair (2020-08-11),
10. 10323830 - Bulb gripper for holding decorative lights (2019-06-18),
11. 10299614 - Door hook (2019-05-28),
12. D847584 - Combined cup, phone, and eyeglasses holder with key hook (2019-05-07),
13. 10247391 - Stake for holding a decorative light (2019-04-02),
14. 10180242 - Decorative light clip for gutters and shingles (2019-01-15),
15. 10016058 - Foot for molded plastic furniture (2018-07-10),
Adams Manufacturing Corporation is a leading manufacturer and supplier of quality, innovative products for the outdoor living, lawn, and garden industries. With a history dating back to 1976, Adams Mfg. Corp. has earned a reputation for excellence by consistently producing high-quality products designed to enhance the enjoyment of outdoor spaces. From durable resin furniture to stylish planters, our extensive product line offers solutions for both residential and commercial customers. Visit our website to explore our wide range of outdoor products and find the perfect additions for your outdoor spaces.
This text is generated by artificial intelligence and may not be accurate.

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USPTO Data Jan 1 1976 - Sep 22 2026

Adams Mfg. Corp.
174 Patents

#1 in Portersville, PA

#98 in Pennsylvania

#2,304 in US

#4,759 in the World

Portersville, PA (US)
Portersville, PA, United States of America

Adams Mfg. Corp.

Forward Citations = 3,894

28 inventors:

goldMedal William E Adams (133 out of 148 patents)

silverMedal William E Adams, Iv (30 out of 34 patents)

bronzeMedal Matthew W Goodworth (23 out of 35 patents)

4.  Robert G Schreiber (18 out of 19 patents)

5.  Matthew H French (11 out of 11 patents)

Please report any incorrect information to [email protected]
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