Marion Calmer

This inventor holds 48 USPTO granted patents and 5 published patent applications, plus 3 CIPO patents and 1 EPO patent, primarily in Agricultural Equipment. Top assignees: Calmer Holding Company, LLC, Calmer Corn Heads, Inc., Other. Active years: 1998-2026.

USPTO Granted Patents = 48 (Patent Applications = 5)

% Patents Active = 91.7

CIPO Patents = 3 (Patent Applications = 1)

EPO Patents = 1 (Patent Applications = 1)

Average Co-Inventor Count = 1.2

ph-index = 14

Forward Citations = 414(Granted Patents)

Location History:

Alpha, IL (US) (1998 - 2021)
Lynn Center, IL (US) (2020 - 2024)

Company Filing History:

28 out of 28

Calmer Holding Company, LLC

patents

1 out of 1

Calmer Corn Heads, Inc.

patent

18 out of 834,411

Other

patents

where one patent can have more than one assignee

Years Active: 1998-2026

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Areas of Expertise:

Stalk Roll

Threshing Method

Concave System

Material Flow Regulation

Over-Center Latch

Limiter Plates

Narrow Row Head Unit

Separating Grate

Flute Design

MOG Limiting Devices

Harvesting Mechanism

Combines

48 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 12702092 - Stalk roll (2026-08-11),

2. 12433195 - Twelve flutes for stalk roll (2025-10-07),

3. 12426548 - Systems for regulating the flow of material other than grain through common concaves while simultaneously equalizing the flow of grain through common concaves (2025-09-30),

4. 12402564 - Over-center latch with mount, base plate, lever, and center pin for combine concaves (2025-09-02),

5. 12349632 - Threshing and separation method to separate grains from material other than grain via threshing and separating apparatuses (2025-07-08),

6. 12349631 - Assembly for concave fitted with material other than grain (MOG) limiting devices (2025-07-08),

7. 12342758 - Actuated stripper plate mechanism for a harvester (2025-07-01),

8. 12295289 - Stalk roll (2025-05-13),

9. 12279558 - Stalk roll (2025-04-21),

10. D1066427 - Latch and associated mounting hardware for combine concaves (2025-03-11),

11. 12232447 - Stalk roll with progressively increasing engagement gap (2025-02-25),

12. 12225855 - Over-center latch with mount, base plate, lever, and center pin for combine concaves (2025-02-18),

13. 12225851 - Stalk roll with wide engagement gap (2025-02-18),

14. 12219901 - Combine with threshing chamber defined by distinct sequences of concaves (2025-02-11),

15. D1058613 - Limiter plates (2025-01-21),

Title: The Innovative Mind of Marion Calmer

Introduction: Marion Calmer, a pioneering inventor hailing from Alpha, IL, is known for her groundbreaking contributions to the field of agricultural technology.

Latest Patents: Marion Calmer holds several patents related to agricultural machinery and equipment, showcasing her commitment to advancing farming practices.

Career Highlights: With a career spanning over two decades, Marion has revolutionized the agricultural industry with her innovative solutions, improving efficiency and productivity for farmers worldwide.

Collaborations: Throughout her career, Marion has collaborated with leading agricultural companies and research institutions to further develop and implement her inventions, solidifying her reputation as a visionary in the field.

Conclusion: Marion Calmer's dedication to innovation and her passion for improving the lives of farmers have cemented her legacy as a trailblazing inventor in the realm of agricultural technology.