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For the Inventor, By the Inventor

Cleveland, OH, United States of America

Precision Metalsmiths, Inc.

USPTO Granted Patents = 19

% Expired Patents = 15.8

Forward Citations = 102

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12 inventors (with patents filed for the assignee):

goldMedal Robert A Horton (10 out of 14 patents)

silverMedal Claude H Watts (4 out of 6 patents)

bronzeMedal John H Simmons (4 out of 4 patents)

4.  Timothy R Bauer (4 out of 4 patents)

5.  Donald A Daugherty (2 out of 2 patents)

6.  April R Tetlow (1 out of 1 patent)

7.  Robert J Dempsey (1 out of 1 patent)

8.  Ella M Yaichner (1 out of 1 patent)

9.  Tadaomi J Shikinai (1 out of 1 patent)

10.  Robert R Miller (1 out of 1 patent)

11.  Edmund E Erndt (1 out of 1 patent)

12.  Jerald J Seymer (1 out of 1 patent)


19 patents:

1. 6949136 - High temperature investment material and method for making solid investment molds (2005-09-27),
2. 6921786 - Pattern material (2005-07-26),
3. 6746528 - High temperature investment material and method for making solid investment molds (2004-06-08),
4. 6638137 - Removing investment casting gates (2003-10-28),
5. 5310420 - Refractory containing investment material and method of making (1994-05-10),
6. 4727929 - Investment shell molding apparatus and method (1988-03-01),
7. 4340107 - Ceramic shell molding apparatus and methods (1982-07-20),
8. 4316498 - Investment shell molding materials and processes (1982-02-23),
9. 4300617 - Pattern assemblies (1981-11-17),
10. 4284121 - Process and materials for making refractory cores (1981-08-18),
11. 4220190 - Method of making tooling (1980-09-02),
12. 4123876 - Casting cut-off machine (1978-11-07),
13. 4109699 - Pattern assembly (1978-08-29),
14. 4106945 - Investment material (1978-08-15),
15. 4064083 - Pattern material composition (1977-12-20),
Company Overview
Precision Metalsmiths, Inc. is a specialized manufacturer based in Cleveland, Ohio, focusing on precision metal components and assemblies. The company excels in providing high-quality solutions for various industries, including aerospace, defense, and medical sectors. With a commitment to innovation, Precision Metalsmiths employs advanced manufacturing techniques and technologies to meet the stringent demands of its clients, ensuring reliability and performance in every product. Their expertise in metalworking and engineering positions them as a key player in the precision manufacturing landscape.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 20 2026

19 Patents

#104 in Cleveland, OH

#738 in Ohio

#17,150 in US

#32,693 in the World

Cleveland, OH (US)
Cleveland, OH, United States of America

Precision Metalsmiths, Inc.

Forward Citations = 102

12 inventors:

goldMedal Robert A Horton (10 out of 14 patents)

silverMedal Claude H Watts (4 out of 6 patents)

bronzeMedal John H Simmons (4 out of 4 patents)

4.  Timothy R Bauer (4 out of 4 patents)

5.  Donald A Daugherty (2 out of 2 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Precision Metalsmiths, Inc.. Retrieved from https://idiyas.com/company/precision-metalsmiths

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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