
Yean Hsi Chang
Examiner (ID: 10502)
| Most Active Art Unit | 2835 |
| Art Unit(s) | 2835 |
| Total Applications | 607 |
| Issued Applications | 482 |
| Pending Applications | 15 |
| Abandoned Applications | 110 |
Applications
| Application number | Title of the application | Filing Date | Status |
|---|---|---|---|
Array
(
[id] => 17378943
[patent_doc_number] => 11236948
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2022-02-01
[patent_title] => Heat dissipation assembly
[patent_app_type] => utility
[patent_app_number] => 16/820662
[patent_app_country] => US
[patent_app_date] => 2020-03-16
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[rel_patent_id] =>[rel_patent_doc_number] =>) 16/820662 | Heat dissipation assembly | Mar 15, 2020 | Issued |
Array
(
[id] => 18190635
[patent_doc_number] => 11581236
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2023-02-14
[patent_title] => Self-cleaning heatsink for electronic components
[patent_app_type] => utility
[patent_app_number] => 16/791370
[patent_app_country] => US
[patent_app_date] => 2020-02-14
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[rel_patent_id] =>[rel_patent_doc_number] =>) 16/791370 | Self-cleaning heatsink for electronic components | Feb 13, 2020 | Issued |
Array
(
[id] => 17527683
[patent_doc_number] => 11300360
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2022-04-12
[patent_title] => Pressure vessel with barrier passage containing fire suppressant elements
[patent_app_type] => utility
[patent_app_number] => 16/751955
[patent_app_country] => US
[patent_app_date] => 2020-01-24
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[patent_drawing_sheets_cnt] => 4
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[rel_patent_id] =>[rel_patent_doc_number] =>) 16/751955 | Pressure vessel with barrier passage containing fire suppressant elements | Jan 23, 2020 | Issued |
Array
(
[id] => 16191869
[patent_doc_number] => 20200232718
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2020-07-23
[patent_title] => HEAT DISSIPATION UNIT AND HEAT DISSIPATION DEVICE USING SAME
[patent_app_type] => utility
[patent_app_number] => 16/745351
[patent_app_country] => US
[patent_app_date] => 2020-01-17
[patent_effective_date] => 0000-00-00
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[rel_patent_id] =>[rel_patent_doc_number] =>) 16/745351 | Heat dissipation unit and heat dissipation device using same | Jan 16, 2020 | Issued |
Array
(
[id] => 16933494
[patent_doc_number] => 20210199383
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2021-07-01
[patent_title] => BLOCK STYLE HEAT EXCHANGER FOR HEAT PIPE REACTOR
[patent_app_type] => utility
[patent_app_number] => 16/729684
[patent_app_country] => US
[patent_app_date] => 2019-12-30
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[rel_patent_id] =>[rel_patent_doc_number] =>) 16/729684 | Block style heat exchanger for heat pipe reactor | Dec 29, 2019 | Issued |
Array
(
[id] => 18980714
[patent_doc_number] => 11905875
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2024-02-20
[patent_title] => Vehicle heat exchange system
[patent_app_type] => utility
[patent_app_number] => 17/418774
[patent_app_country] => US
[patent_app_date] => 2019-12-19
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[rel_patent_id] =>[rel_patent_doc_number] =>) 17/418774 | Vehicle heat exchange system | Dec 18, 2019 | Issued |
Array
(
[id] => 15802439
[patent_doc_number] => 20200124362
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2020-04-23
[patent_title] => FLAT EXTRUDED ALUMINUM MULTI-PORT TUBE WHOSE INNER SURFACE IS HIGHLY CORROSION-RESISTANT AND AN ALUMINUM HEAT EXCHANGER USING THE TUBE
[patent_app_type] => utility
[patent_app_number] => 16/718717
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[patent_app_date] => 2019-12-18
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[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16718717
[rel_patent_id] =>[rel_patent_doc_number] =>) 16/718717 | Flat extruded aluminum multi-port tube whose inner surface is highly corrosion-resistant and an aluminum heat exchanger using the tube | Dec 17, 2019 | Issued |
Array
(
[id] => 17090654
[patent_doc_number] => 11118838
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2021-09-14
[patent_title] => Leaf-shaped geometry for heat exchanger core
[patent_app_type] => utility
[patent_app_number] => 16/711144
[patent_app_country] => US
[patent_app_date] => 2019-12-11
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[rel_patent_id] =>[rel_patent_doc_number] =>) 16/711144 | Leaf-shaped geometry for heat exchanger core | Dec 10, 2019 | Issued |
Array
(
[id] => 16298809
[patent_doc_number] => 20200284532
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2020-09-10
[patent_title] => HEAT EXCHANGER HEADER WITH FRACTAL GEOMETRY
[patent_app_type] => utility
[patent_app_number] => 16/711140
[patent_app_country] => US
[patent_app_date] => 2019-12-11
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[rel_patent_id] =>[rel_patent_doc_number] =>) 16/711140 | Heat exchanger header with fractal geometry | Dec 10, 2019 | Issued |
Array
(
[id] => 18110542
[patent_doc_number] => 20230003422
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[patent_issue_date] => 2023-01-05
[patent_title] => ARRANGEMENT IN A BOREHOLE
[patent_app_type] => utility
[patent_app_number] => 17/783565
[patent_app_country] => US
[patent_app_date] => 2019-12-09
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[rel_patent_id] =>[rel_patent_doc_number] =>) 17/783565 | ARRANGEMENT IN A BOREHOLE | Dec 8, 2019 | Abandoned |
Array
(
[id] => 18042289
[patent_doc_number] => 20220386506
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2022-12-01
[patent_title] => HEAT-SINK CHAMBERS
[patent_app_type] => utility
[patent_app_number] => 17/775908
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[patent_app_date] => 2019-11-14
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[rel_patent_id] =>[rel_patent_doc_number] =>) 17/775908 | HEAT-SINK CHAMBERS | Nov 13, 2019 | Abandoned |
Array
(
[id] => 16763281
[patent_doc_number] => 20210108862
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2021-04-15
[patent_title] => DOUBLE TUBE WITH PETAL SHAPE AND METHOD OF MANUFACTURING THE SAME
[patent_app_type] => utility
[patent_app_number] => 16/682364
[patent_app_country] => US
[patent_app_date] => 2019-11-13
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[rel_patent_id] =>[rel_patent_doc_number] =>) 16/682364 | Double tube with petal shape and method of manufacturing the same | Nov 12, 2019 | Issued |
Array
(
[id] => 17858783
[patent_doc_number] => 11439923
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2022-09-13
[patent_title] => Swirl generator
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[rel_patent_id] =>[rel_patent_doc_number] =>) 16/679909 | Swirl generator | Nov 10, 2019 | Issued |
Array
(
[id] => 17037943
[patent_doc_number] => 20210254901
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2021-08-19
[patent_title] => HEAT RECOVERY VENTILATOR
[patent_app_type] => utility
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[rel_patent_id] =>[rel_patent_doc_number] =>) 16/972201 | Heat recovery ventilator | Nov 5, 2019 | Issued |
Array
(
[id] => 16809187
[patent_doc_number] => 20210131740
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2021-05-06
[patent_title] => PHASE CHANGE HEAT-STORING MECHANISMS FOR SUBSTRATES OF ELECTRONIC ASSEMBLIES
[patent_app_type] => utility
[patent_app_number] => 16/674784
[patent_app_country] => US
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[rel_patent_id] =>[rel_patent_doc_number] =>) 16/674784 | Phase change heat-storing mechanisms for substrates of electronic assemblies | Nov 4, 2019 | Issued |
Array
(
[id] => 17150362
[patent_doc_number] => 11143431
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[patent_issue_date] => 2021-10-12
[patent_title] => Supply and exhaust ventilation device
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Array
(
[id] => 19106616
[patent_doc_number] => 11959705
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[patent_issue_date] => 2024-04-16
[patent_title] => Heat exchanger and air conditioner with heat exchanger
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[rel_patent_id] =>[rel_patent_doc_number] =>) 17/312962 | Heat exchanger and air conditioner with heat exchanger | Oct 27, 2019 | Issued |
Array
(
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[patent_issue_date] => 2021-06-15
[patent_title] => Heat exchanger with integral anti-icing
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Array
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Array
(
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