Forward Citations = 31

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5 inventors (with patents filed for the assignee):

William R Erickson (4 out of 12 patents)

Leif E Bouffard (3 out of 3 patents)

Donald B Stain (1 out of 6 patents)

4. James D Wilson (1 out of 3 patents)

5. Susan B Morris (1 out of 1 patent)

5 patents: Sort by Forward Citations

1. 5531975 - Process for the production of phosphoric acid and calcium fluoride (1996-07-02),

2. 5427757 - Process for the production of phosphoric acid and hydrogen fluoride from (1995-06-27),

3. 5180569 - Process for the production of phosphoric acid and hydrogen fluoride from (1993-01-19),

4. 4885148 - Production of monobasic potassium phosphate with low chloride content (1989-12-05),

5. 4861490 - Removal of cationic impurities from inorganic solutions (1989-08-29),

Company Overview

Phosphate Engineering and Construction Company is a leading provider of engineering and construction services in the field of phosphate mining and processing. With decades of experience, the company offers a wide range of solutions for companies in the phosphate industry, from feasibility studies to plant design and construction. Its team of experts is committed to delivering high-quality, cost-effective solutions to meet the needs of its clients.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

5 Patents

#15 in Lakeland, FL

#1,716 in Florida

#51,644 in US

Lakeland, FL, United States of America

Phosphate Engineering and Construction Company

Forward Citations = 31

5 inventors:

William R Erickson (4 out of 12 patents)

Leif E Bouffard (3 out of 3 patents)

Donald B Stain (1 out of 6 patents)

4. James D Wilson (1 out of 3 patents)

5. Susan B Morris (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Phosphate Engineering and Construction Company. Retrieved from https://idiyas.com/company/phosphate-engineering-and-construction-company

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]