Paul Higginbotham

USPTO Granted Patents = 51 (Patent Applications = 17)

CIPO Patents = 11 (Patent Applications = 5)

EPO Patents = 9 (Patent Applications = 23)

Average Co-Inventor Count = 1.8

ph-index = 8

Forward Citations = 231(Granted Patents)

Forward Citations (Not Self Cited) = 224(Dec 10, 2025)

Location History:

Guilford, GB (1996)
Guildford, GB (1996 - 2024)
Surrey, GB (1998 - 2024)

Company Filing History:

Air Products and Chemicals, Inc.

patents

Years Active: 1996-2025

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Areas of Expertise:

Hydrogen Liquefier

Carbon Dioxide Purification

Helium Extraction

Cryogenic Separation

Air Separation

Nitrogen Production

Oxygen Production

Hydrocarbon Recovery

Fractionation Column

Centrifugal Compressor

Cryogenic Liquid Storage

Gas Treatment

51 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 12280330 - Dehydration of carbon dioxide (2025-04-21),

2. 12181215 - Hydrogen liquefier (2024-12-31),

3. 12077434 - Method for producing high purity hydrogen (2024-09-03),

4. 11926906 - Process and apparatus for compressing hydrogen gas in a centrifugal compressor (2024-03-12),

5. 11773873 - Process and apparatus for compressing hydrogen gas in a centrifugal compressor (2023-10-03),

6. 11453950 - Method and apparatus for dosing hydrogen in a centrifugal compression system (2022-09-27),

7. 11353261 - Lights removal from carbon dioxide (2022-06-07),

8. 10962283 - Helium extraction from natural gas (2021-03-30),

9. 10655912 - Purification of carbon dioxide (2020-05-19),

10. 10267560 - Process for recovering hydrocarbons from crude carbon dioxide fluid (2019-04-23),

11. 10254042 - Purification of carbon dioxide (2019-04-09),

12. 10215488 - Treatment of nitrogen-rich natural gas streams (2019-02-26),

13. 10036590 - Helium recovery from streams containing helium, carbon dioxide, and at least one of nitrogen and methane (2018-07-31),

14. 9791210 - Systems and methods for recovering helium from feed streams containing carbon dioxide (2017-10-17),

15. 8012446 - Recycle TSA regen gas to boiler for oxyfuel operations (2011-09-06),

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