% Expired Patents = 50.0

EPO Patents = 2

Forward Citations = 15

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7 inventors (with patents filed for the assignee):

Henry Clarke (4 out of 4 patents)

Michael Ayres (3 out of 3 patents)

Michael Dearman (3 out of 4 patents)

4. Peter Dearman (2 out of 2 patents)

5. Don Old (1 out of 1 patent)

6. Difei Zhao (1 out of 1 patent)

7. Dongsheng Wen (1 out of 1 patent)

4 patents: Sort by Forward Citations

1. 10336159 - Refrigeration (2019-07-02),

2. 10260379 - Cryogenic engine system (2019-04-16),

3. 9884546 - Cryogenic engine system (2018-02-06),

4. 9388711 - Cryogenic engine system (2016-07-12),

Dearman is an innovative technology company that specializes in the development and commercialization of zero-emission power and cooling systems. The company's unique technology harnesses liquid nitrogen to deliver clean and efficient solutions for a range of applications, including transportation, logistics, and industrial refrigeration. Dearman Engine Company Limited is committed to driving sustainability and reducing carbon emissions through its cutting-edge products and solutions.

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

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USPTO Data Jan 1 1976 - Sep 22 2026

4 Patents

#2 in Croydon

#3,860 in United Kingdom

Croydon, United Kingdom

Dearman Engine Company Limited