Inventor
JAMES ZHAO
Inventor
US
Overview
Patents· 11 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
F25Jprimary
F25JLiquefaction, solidification or separation of gases or gaseous or liquefied gaseous mixtures by pressure and cold treatment or by bringing them into the supercritical state71%
B01DSeparation7%
H01LSemiconductor devices7%
H02HEmergency protective circuit arrangements7%
H10DInorganic electric semiconductor devices7%
PatentTitleYear
12,516,877Method of hydrogen liquefaction using optimized claude refrigeration cycles202612,491,464Process for separating hydrogen from an olefin hydrocarbon effluent vapor stream202512,366,407Advanced method of heavy hydrocarbon removal and natural gas liquefaction using closed-loop refrigeration system202512,215,923Process for separating hydrogen from an olefin hydrocarbon effluent vapor stream202512,135,166Process for separating hydrogen from an olefin hydrocarbon effluent vapor stream202412,111,104Process for separating hydrogen from an olefin hydrocarbon effluent vapor stream202411,808,518Advanced method of heavy hydrocarbon removal and natural gas liquefaction using closed-loop refrigeration system202311,674,748Process for separating hydrogen from an olefin hydrocarbon effluent vapor stream202311,668,523Process for separating hydrogen from an olefin hydrocarbon effluent vapor stream202311,569,658High voltage clamps with transient activation and activation release control202311,448,460Process for separating hydrogen from an olefin hydrocarbon effluent vapor stream2022Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2022–2025Patents assigned to ENFLEX INC (9)· patent assignee history
2022–2026Based in US· patent location history
2023Patents assigned to ANALOG DEVICES INC (1)· patent assignee history
2026Patents assigned to EVERGREEN CRYOGENICS INC (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| ENFLEX INC | 9 | 2022–2025 |
| ANALOG DEVICES INC | 1 | 2023 |
| EVERGREEN CRYOGENICS INC | 1 | 2026 |
Locations
| Location | Patents | Span |
|---|---|---|
| US | 11 | 2022–2026 |