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For the Inventor, By the Inventor

Cuyahoga Falls, OH, United States of America

Americhem, Inc.


USPTO Granted Patents = 13

% Expired Patents = 23.1


Trademarks = 16

Forward Citations = 226

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13 inventors (with patents filed for the assignee):

goldMedal Vaman G Kulkarni (6 out of 9 patents)

silverMedal Jeffrey E Nesbitt (2 out of 4 patents)

bronzeMedal Bernhard M Wessling (2 out of 24 patents)

4.  Anton Becker (2 out of 2 patents)

5.  Brian Guhde (1 out of 1 patent)

6.  Craig Dennis (1 out of 1 patent)

7.  Joseph E Mattingly, Jr (1 out of 1 patent)

8.  Tim Chen (1 out of 1 patent)

9.  Jamshid Avlyanov (1 out of 1 patent)

10.  Charles W Pratt (1 out of 3 patents)

11.  John C Campbell (1 out of 3 patents)

12.  John J Satterfield, Iii (1 out of 1 patent)

13.  Kenneth E Swain (1 out of 1 patent)

14.  Charles Pratt (0 patent)


13 patents:

1. 9896850 - Thermoplastic-based building product and related methods (2018-02-20),
2. 7638187 - Beneficiated fiber and composite (2009-12-29),
3. 7188992 - Kneading element and related articles (2007-03-13),
4. 7175907 - Beneficiated fiber and composite (2007-02-13),
5. 6099757 - Tuned conductive coatings and blends from intrinisically conductive (2000-08-08),
6. 6060116 - Polyaniline in the form of an easily dispersible powder and its use in (2000-05-09),
7. 6054514 - Additives for enhancing corrosion protection of metals (2000-04-25),
8. 5595689 - Highly conductive polymer blends with intrinsically conductive polymers (1997-01-21),
9. 5290483 - Electrically conductive blends of intrinsically conductive polymers and (1994-03-01),
10. 5217649 - Electrically conductive blends of intrinsically conductive polymers and (1993-06-08),
11. 5090711 - Seal assemblies for internal mixers (1992-02-25),
12. 5056800 - Seal assembly for internal mixers (1991-10-15),
13. 4021022 - Pigment metering and mixing apparatus (1977-05-03),
Company Overview
Americhem, Inc. is a leading provider of custom polymer solutions, specializing in the development and manufacturing of color and additive masterbatches for various industries. With a strong focus on innovation, the company serves sectors such as automotive, building and construction, and consumer products. Americhem leverages advanced technology and research capabilities to enhance product performance and sustainability, positioning itself as a key player in the global polymer market from its headquarters in Cuyahoga Falls, Ohio.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 6 2026

13 Patents

#5 in Cuyahoga Falls, OH

#1,007 in Ohio

#23,815 in US

#44,988 in the World

Cuyahoga Falls, OH (US)
Cuyahoga Falls, OH, United States of America

Americhem, Inc.

Forward Citations = 226

13 inventors:

goldMedal Vaman G Kulkarni (6 out of 9 patents)

silverMedal Jeffrey E Nesbitt (2 out of 4 patents)

bronzeMedal Bernhard M Wessling (2 out of 24 patents)

4.  Anton Becker (2 out of 2 patents)

5.  Brian Guhde (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Americhem, Inc.. Retrieved from https://idiyas.com/company/americhem

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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