Forward Citations = 467

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3 inventors (with patents filed for the assignee):

Lee R Bolduc (7 out of 64 patents)

Eugene A Dickhudt (6 out of 72 patents)

Harold Corey (2 out of 3 patents)

9 patents: Sort by Forward Citations

1. 4207891 - Dispensing instrument with supported balloon (1980-06-17),

2. 4185618 - Promotion of fibrous tissue growth in fallopian tubes for female (1980-01-29),

3. 4182328 - Dispensing instrument and method (1980-01-08),

4. 4126134 - Dispensing instrument (1978-11-21),

5. 4119098 - Material dispensing apparatus (1978-10-10),

6. 4109654 - Single stroke dispensing apparatus (1978-08-29),

7. 4086266 - Method of bacterially purifying methyl cyanoacrylate (1978-04-25),

8. 3972331 - Dispensing catheter (1976-08-03),

9. 3948259 - Dispensing instrument (1976-04-06),

Company Overview

Population Research Incorporated is a leading research organization focusing on demographic trends, population dynamics, and related social issues. With a team of expert researchers, we provide valuable insights and data to inform policy-making and decision-making processes. Our research covers a wide range of topics, including aging populations, migration patterns, urbanization, and more. Visit our website to learn more about our work and how we can help you understand population trends.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

9 Patents

#192 in Minneapolis, MN

#944 in Minnesota

#32,588 in US

Minneapolis, MN, United States of America

Population Research Incorporated

Forward Citations = 467

3 inventors:

Lee R Bolduc (7 out of 64 patents)

Eugene A Dickhudt (6 out of 72 patents)

Harold Corey (2 out of 3 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Population Research Incorporated. Retrieved from https://idiyas.com/company/population-research

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]