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For the Inventor, By the Inventor

Burlington, IA, United States of America

Conifer Corporation

Calculating rank
USPTO Granted Patents = 15

Trademarks = 4

Forward Citations = 695

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8 inventors (with patents filed for the assignee):

goldMedal Dale L Hemmie (13 out of 14 patents)

silverMedal Marc D Mills (4 out of 5 patents)

bronzeMedal Charles L Brown (3 out of 3 patents)

4.  Paul W Hulett (2 out of 3 patents)

5.  Robert M Evans (2 out of 5 patents)

6.  Geoffrey A Lampel (1 out of 1 patent)

7.  Douglas Mills (1 out of 1 patent)

8.  Larry K Moreland (1 out of 1 patent)


15 patents:

1. 5896556 - Apparatus and method for providing a telephone connection over a coax (1999-04-20),
2. 5523768 - Integrated feed and down converter apparatus (1996-06-04),
3. 5448255 - Dual band down converter for MMDS/MDS antenna (1995-09-05),
4. 5437052 - MMDS over-the-air bi-directional TV/data transmission system and method (1995-07-25),
5. 5402138 - Integrated MMDS/MDS antenna and dual band down converter (1995-03-28),
6. 5394559 - MMDS/ITFS bi-directional over-the-air transmission system and method (1995-02-28),
7. 5394115 - Automatic sweep acquisition circuit for a phase-locked-loop (1995-02-28),
8. 5313220 - Low noise integrated MMDS antenna and down converter (1994-05-17),
9. 5300941 - Integrated MMDS antenna and down converter (1994-04-05),
10. 5293175 - Stacked dual dipole MMDS feed (1994-03-08),
11. 5229782 - Stacked dual dipole MMDS feed (1993-07-20),
12. 5191350 - Low wind load parabolic antenna (1993-03-02),
13. 5020149 - Integrated down converter and interdigital filter apparatus and method (1991-05-28),
14. 5008956 - Interdigital local oscillator filter apparatus (1991-04-16),
15. 4791717 - Interdigital filter apparatus and method for construction (1988-12-20),
Company Overview
Conifer Corporation, based in Burlington, Iowa, specializes in the development and manufacturing of advanced technology solutions for various industries. The company focuses on innovative products that enhance operational efficiency and safety, particularly in sectors such as aerospace, defense, and industrial applications. With a commitment to research and development, Conifer Corporation leverages cutting-edge technologies to address complex challenges, ensuring its offerings remain at the forefront of industry advancements.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 27 2026

15 Patents

#2 in Burlington, IA

#123 in Iowa

#21,085 in US

#39,991 in the World

Burlington, IA (US)
Burlington, IA, United States of America

Conifer Corporation

Forward Citations = 695

8 inventors:

goldMedal Dale L Hemmie (13 out of 14 patents)

silverMedal Marc D Mills (4 out of 5 patents)

bronzeMedal Charles L Brown (3 out of 3 patents)

4.  Paul W Hulett (2 out of 3 patents)

5.  Robert M Evans (2 out of 5 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Conifer Corporation. Retrieved from https://idiyas.com/company/conifer

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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