For the Inventor, By the Inventor

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Taichung, Taiwan

Merits Health Products Co., Ltd.

USPTO Granted Patents = 40

EPO Patents = 2

Trademarks = 8

Forward Citations = 530

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8 inventors (with patents filed for the assignee):

Ming-Chuan Cheng (27 out of 32 patents)

David Leverett (5 out of 5 patents)

Larry M Cheng (3 out of 4 patents)

4. Chen-Bong Cheng (2 out of 2 patents)

5. Cheng Chen Bong (1 out of 1 patent)

6. Thomas E Kruse (1 out of 11 patents)

7. Tony Chang (1 out of 1 patent)

8. Shun-Yuan Cheng (1 out of 1 patent)

Core Competencies:

Wheelchair Design

Stair Lifting Technology

Cushion Engineering

Electric Mobility Devices

Rollator Innovation

Nebulizer Technology

Oxygen Concentration Methods

Electric Scooter Development

Safety Mechanisms

Adjustable Steering Systems

Mobility Device Components

Stair Climbing Solutions

40 patents: Sort by Forward Citations

1. 12458549 - Calf rest and support structure of wheelchair (2025-11-04),

2. 12264044 - Stair lifting chair (2025-04-01),

3. D978592 - Back element of a chairback (2023-02-21),

4. D941193 - Rollator (2022-01-18),

5. D923358 - Pad of cushion (2021-06-29),

6. 11006758 - Chairback support structure (2021-05-18),

7. 10806263 - Cushion (2020-10-20),

8. 10709247 - Cushion set (2020-07-14),

9. D871272 - Electric wheelchair (2019-12-31),

10. 10081517 - Mechanism for linking chair and footrest of stairlift to each other (2018-09-25),

11. 10053334 - Overspeed braking mechanism for a stairlift (2018-08-21),

12. 9944208 - Leg rest device of power vehicle (2018-04-17),

13. 9883979 - Seat back linking mechanism (2018-02-06),

14. D808868 - Stair climber (2018-01-30),

15. 9493094 - Seat tilt angle control device (2016-11-15),

Merits Health Products Co., Ltd. is a leading manufacturer and distributor of mobility products. With over three decades of experience, Merits Health is committed to enhancing the lives of individuals with disabilities by providing high-quality power wheelchairs, mobility scooters, lift chairs, and more. The company focuses on innovation, reliability, and customer satisfaction, delivering products that promote independence and mobility. Merits Health Products Co., Ltd. operates globally, serving customers with superior products and exceptional service.

This text is generated by artificial intelligence and may not be accurate.

Company Badge

USPTO Data Jan 1 1976 - Dec 16 2025

40 Patents

#42 in Taichung

#466 in Taiwan

#16,557 in the World

Taichung, Taiwan

Merits Health Products Co., Ltd.

Forward Citations = 530

8 inventors:

Ming-Chuan Cheng (27 out of 32 patents)

David Leverett (5 out of 5 patents)

Larry M Cheng (3 out of 4 patents)

4. Chen-Bong Cheng (2 out of 2 patents)

5. Cheng Chen Bong (1 out of 1 patent)

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