Search

Davis D. Hwu

Examiner (ID: 13943, Phone: (571)272-4904 , Office: P/3744 )

Most Active Art Unit
3752
Art Unit(s)
3752, 3753, 3763, 3744
Total Applications
3211
Issued Applications
2525
Pending Applications
134
Abandoned Applications
580

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 11845473 [patent_doc_number] => 09733023 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2017-08-15 [patent_title] => 'Return waterbox for heat exchanger' [patent_app_type] => utility [patent_app_number] => 14/445905 [patent_app_country] => US [patent_app_date] => 2014-07-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 8 [patent_no_of_words] => 8672 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 108 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14445905 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/445905
Return waterbox for heat exchanger Jul 28, 2014 Issued
Array ( [id] => 10687063 [patent_doc_number] => 20160033208 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2016-02-04 [patent_title] => 'Fluid Flow Channel For Enhanced Heat Transfer Efficiency' [patent_app_type] => utility [patent_app_number] => 14/446123 [patent_app_country] => US [patent_app_date] => 2014-07-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 2952 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14446123 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/446123
Fluid flow channel for enhanced heat transfer efficiency Jul 28, 2014 Issued
Array ( [id] => 13155803 [patent_doc_number] => 10094619 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2018-10-09 [patent_title] => Heat exchanger having arcuately and linearly arranged heat exchange tubes [patent_app_type] => utility [patent_app_number] => 14/904471 [patent_app_country] => US [patent_app_date] => 2014-07-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 4446 [patent_no_of_claims] => 26 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 148 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14904471 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/904471
Heat exchanger having arcuately and linearly arranged heat exchange tubes Jul 10, 2014 Issued
Array ( [id] => 12172875 [patent_doc_number] => 09891009 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2018-02-13 [patent_title] => 'Tube for heat transfer' [patent_app_type] => utility [patent_app_number] => 14/905540 [patent_app_country] => US [patent_app_date] => 2014-07-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 3 [patent_no_of_words] => 1813 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 153 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14905540 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/905540
Tube for heat transfer Jul 10, 2014 Issued
Array ( [id] => 10914849 [patent_doc_number] => 20140317868 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2014-10-30 [patent_title] => 'MOPPING DEVICE' [patent_app_type] => utility [patent_app_number] => 14/324669 [patent_app_country] => US [patent_app_date] => 2014-07-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 12 [patent_no_of_words] => 3134 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14324669 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/324669
Mopping device Jul 6, 2014 Issued
Array ( [id] => 12308532 [patent_doc_number] => 09939213 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2018-04-10 [patent_title] => Heat exchanger with an adapter unit fixed to an endplate, and associated method of manufacture [patent_app_type] => utility [patent_app_number] => 14/904971 [patent_app_country] => US [patent_app_date] => 2014-07-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 6 [patent_no_of_words] => 2583 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 153 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14904971 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/904971
Heat exchanger with an adapter unit fixed to an endplate, and associated method of manufacture Jul 3, 2014 Issued
Array ( [id] => 10815030 [patent_doc_number] => 20160161190 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2016-06-09 [patent_title] => 'COLLECTOR PIPE FOR A HEAT EXCHANGER DEVICE, A HEAT EXCHANGER DEVICE AND A METHOD FOR EMPTYING A HEAT EXCHANGER DEVICE' [patent_app_type] => utility [patent_app_number] => 14/905448 [patent_app_country] => US [patent_app_date] => 2014-06-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 8846 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14905448 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/905448
COLLECTOR PIPE FOR A HEAT EXCHANGER DEVICE, A HEAT EXCHANGER DEVICE AND A METHOD FOR EMPTYING A HEAT EXCHANGER DEVICE Jun 26, 2014 Abandoned
Array ( [id] => 10795066 [patent_doc_number] => 20160141223 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2016-05-19 [patent_title] => 'Method of Manufacturing Heat Conductive Sheet, Heat Conductive Sheet, and Heat Dissipation Member' [patent_app_type] => utility [patent_app_number] => 14/899221 [patent_app_country] => US [patent_app_date] => 2014-06-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 11286 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14899221 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/899221
Method of manufacturing heat conductive sheet Jun 26, 2014 Issued
Array ( [id] => 11147157 [patent_doc_number] => 09381691 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2016-07-05 [patent_title] => 'Pressure resistant drop tip nozzle for injection molding' [patent_app_type] => utility [patent_app_number] => 14/314607 [patent_app_country] => US [patent_app_date] => 2014-06-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 8 [patent_no_of_words] => 1809 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 130 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14314607 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/314607
Pressure resistant drop tip nozzle for injection molding Jun 24, 2014 Issued
Array ( [id] => 9789365 [patent_doc_number] => 20150001309 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2015-01-01 [patent_title] => 'DRIP IRRIGATOR AND IRRIGATION SYSTEM COMPRISING THE SAME' [patent_app_type] => utility [patent_app_number] => 14/314710 [patent_app_country] => US [patent_app_date] => 2014-06-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 6029 [patent_no_of_claims] => 29 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14314710 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/314710
DRIP IRRIGATOR AND IRRIGATION SYSTEM COMPRISING THE SAME Jun 24, 2014 Abandoned
Array ( [id] => 10903012 [patent_doc_number] => 20140306025 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2014-10-16 [patent_title] => 'WATER JET DEVICE AND WATER DANCE SPEAKER' [patent_app_type] => utility [patent_app_number] => 14/315325 [patent_app_country] => US [patent_app_date] => 2014-06-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 3296 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14315325 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/315325
Water jet device and water dance speaker Jun 24, 2014 Issued
Array ( [id] => 12010618 [patent_doc_number] => 09803933 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2017-10-31 [patent_title] => 'Cold storage medium container' [patent_app_type] => utility [patent_app_number] => 14/900534 [patent_app_country] => US [patent_app_date] => 2014-06-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 8 [patent_no_of_words] => 3460 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 243 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14900534 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/900534
Cold storage medium container Jun 23, 2014 Issued
Array ( [id] => 10541021 [patent_doc_number] => 09266127 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2016-02-23 [patent_title] => 'Sanitary shower' [patent_app_type] => utility [patent_app_number] => 14/311716 [patent_app_country] => US [patent_app_date] => 2014-06-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 14 [patent_no_of_words] => 5068 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 150 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14311716 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/311716
Sanitary shower Jun 22, 2014 Issued
Array ( [id] => 10251884 [patent_doc_number] => 20150136880 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2015-05-21 [patent_title] => 'CARTRIDGE SPREADER SYSTEM' [patent_app_type] => utility [patent_app_number] => 14/311710 [patent_app_country] => US [patent_app_date] => 2014-06-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 41 [patent_figures_cnt] => 41 [patent_no_of_words] => 12435 [patent_no_of_claims] => 1 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14311710 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/311710
Cartridge spreader system Jun 22, 2014 Issued
Array ( [id] => 10546841 [patent_doc_number] => 09271441 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2016-03-01 [patent_title] => 'Spreader device' [patent_app_type] => utility [patent_app_number] => 14/310051 [patent_app_country] => US [patent_app_date] => 2014-06-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 8 [patent_no_of_words] => 2982 [patent_no_of_claims] => 29 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 108 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14310051 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/310051
Spreader device Jun 19, 2014 Issued
Array ( [id] => 9789363 [patent_doc_number] => 20150001308 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2015-01-01 [patent_title] => 'EMANATION SYSTEM AND METHOD FOR USE' [patent_app_type] => utility [patent_app_number] => 14/309549 [patent_app_country] => US [patent_app_date] => 2014-06-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 6660 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14309549 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/309549
Emanation system and method for use Jun 18, 2014 Issued
Array ( [id] => 11715561 [patent_doc_number] => 20170184060 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-06-29 [patent_title] => 'HEAT EXCHANGER HAVING WAVE FIN PLATE FOR REDUCING EGR GAS PRESSURE DIFFERENCE' [patent_app_type] => utility [patent_app_number] => 15/313609 [patent_app_country] => US [patent_app_date] => 2014-06-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 3741 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15313609 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/313609
Heat exchanger having wave fin plate for reducing EGR gas pressure difference Jun 18, 2014 Issued
Array ( [id] => 9782856 [patent_doc_number] => 20140299675 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2014-10-09 [patent_title] => 'SMART SOLENOID COMPOUND GUN DRIVER AND AUTOMATIC CALIBRATION METHOD' [patent_app_type] => utility [patent_app_number] => 14/307915 [patent_app_country] => US [patent_app_date] => 2014-06-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 10928 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14307915 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/307915
Smart solenoid compound gun driver and automatic calibration method Jun 17, 2014 Issued
Array ( [id] => 10964452 [patent_doc_number] => 20140367483 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2014-12-18 [patent_title] => 'DETERMINATION OF COMPOSITION AND STRUCTURE OF A CO2 COMPOSITE SPRAY' [patent_app_type] => utility [patent_app_number] => 14/308697 [patent_app_country] => US [patent_app_date] => 2014-06-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 7599 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14308697 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/308697
Determination of composition and structure of a CO2 composite spray Jun 17, 2014 Issued
Array ( [id] => 10192173 [patent_doc_number] => 09221067 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2015-12-29 [patent_title] => 'CO2 composite spray method and apparatus' [patent_app_type] => utility [patent_app_number] => 14/307488 [patent_app_country] => US [patent_app_date] => 2014-06-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 18 [patent_no_of_words] => 15274 [patent_no_of_claims] => 30 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 95 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14307488 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/307488
CO2 composite spray method and apparatus Jun 16, 2014 Issued
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