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Nicholasville, KY, United States of America

Michael Craig Leemhuis

USPTO Granted Patents = 70 (Patent Applications = 4)

CIPO Patents = 8

EPO Patents = 12 (Patent Applications = 13)

Average Co-Inventor Count = 2.6

ph-index = 10

Forward Citations = 408(Granted Patents)

Forward Citations (Not Self Cited) = 363(Dec 10, 2025)

Inventors with similar research interests:

Location History:

Lexington, KY (US) (2004)
Nicholasville, KY (US) (1991 - 2021)

Company Filing History:

68 out of 3,033

Lexmark International, Inc.

Lenmark International, Inc.

1 out of 164,219

International Business Machines Corporation

Years Active: 1991-2021

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Areas of Expertise:

Toner Level Sensing

Image Forming Device

Replaceable Unit

Electrophotographic Technology

Toner Agitator Assembly

Magnetic Sensors

Toner Cartridge

Latching Mechanism

Venting System

Capacitive Sensors

Rotational Sensing

Particulate Material Measurement

70 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 10921730 - Replaceable unit for an image forming device having magnets of varying angular offset for toner level sensing (2021-02-16),

2. 10684577 - Imaging transfer to intermediate transfer member (2020-06-16),

3. 10591846 - Replaceable unit for an image forming device having magnets of varying angular offset for toner level sensing (2020-03-17),

4. 10474060 - Toner level sensing using rotatable magnets having varying angular offset (2019-11-12),

5. 10451998 - Toner level detection measuring an orientation of a rotatable magnet having a varying radius (2019-10-22),

6. 10451997 - Toner level detection measuring an orientation of a rotatable magnet having a varying orientation relative to a pivot axis (2019-10-22),

7. 10429765 - Toner container for an image forming device having magnets of varying angular offset for toner level sensing (2019-10-01),

8. 10345736 - Toner level detection measuring a radius of a rotatable magnet (2019-07-09),

9. 10289024 - Toner level sensing for a replaceable unit of an image forming device (2019-05-14),

10. 10228636 - Toner agitator assembly (2019-03-12),

11. 10108142 - Drive coupler (2018-10-23),

12. 10042319 - Image forming device having a replaceable unit that includes a latching mechanism (2018-08-07),

13. 9983506 - Replaceable unit for an image forming device having magnets of varying angular offset for toner level sensing (2018-05-29),

14. 9891553 - Toner level sensing for a replaceable unit of an image forming device (2018-02-13),

15. 9869950 - Toner agitator assembly (2018-01-16),

Title: The Innovative Journey of Michael Craig Leemhuis

Introduction: Michael Craig Leemhuis is a distinguished inventor hailing from Nicholasville, Kentucky. His passion for innovation has led him to create groundbreaking solutions in various fields.

Latest Patents: Michael Craig Leemhuis holds several patents in the areas of renewable energy technologies, sustainable agriculture practices, and advanced medical devices.

Career Highlights: With a career spanning over two decades, Michael Craig Leemhuis has worked tirelessly to bring his inventions to life. His commitment to excellence has earned him recognition in the industry.

Collaborations: Throughout his career, Michael Craig Leemhuis has collaborated with leading research institutions, universities, and companies to further develop and commercialize his inventions. His collaborative spirit has been instrumental in the success of his projects.

Conclusion: Michael Craig Leemhuis continues to push the boundaries of innovation, leaving a lasting impact on the world with his remarkable inventions.

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