Search

Joon H. Hwang

Supervisory Patent Examiner (ID: 176, Phone: (571)272-4036 , Office: P/2447 )

Most Active Art Unit
2447
Art Unit(s)
2172, 2166, 2447, 2162
Total Applications
416
Issued Applications
149
Pending Applications
24
Abandoned Applications
242

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 865905 [patent_doc_number] => 07368955 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2008-05-06 [patent_title] => 'Current-balanced logic circuit' [patent_app_type] => utility [patent_app_number] => 11/390180 [patent_app_country] => US [patent_app_date] => 2006-03-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 6 [patent_no_of_words] => 5090 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 165 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/368/07368955.pdf [firstpage_image] =>[orig_patent_app_number] => 11390180 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/390180
Current-balanced logic circuit Mar 27, 2006 Issued
Array ( [id] => 865936 [patent_doc_number] => 07368975 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2008-05-06 [patent_title] => 'Methods and apparatus for reduced hardware multiple variable voltage generator' [patent_app_type] => utility [patent_app_number] => 11/376606 [patent_app_country] => US [patent_app_date] => 2006-03-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 3633 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 87 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/368/07368975.pdf [firstpage_image] =>[orig_patent_app_number] => 11376606 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/376606
Methods and apparatus for reduced hardware multiple variable voltage generator Mar 14, 2006 Issued
Array ( [id] => 4925566 [patent_doc_number] => 20080164929 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2008-07-10 [patent_title] => 'Electronic Circuit Wherein an Asynchronous Delay is Realized' [patent_app_type] => utility [patent_app_number] => 11/908966 [patent_app_country] => US [patent_app_date] => 2006-03-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 3960 [patent_no_of_claims] => 11 [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] => publications/A1/0164/20080164929.pdf [firstpage_image] =>[orig_patent_app_number] => 11908966 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/908966
Electronic Circuit Wherein an Asynchronous Delay is Realized Mar 14, 2006 Abandoned
Array ( [id] => 803751 [patent_doc_number] => 07423458 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2008-09-09 [patent_title] => 'Multiple sampling sample and hold architectures' [patent_app_type] => utility [patent_app_number] => 11/371136 [patent_app_country] => US [patent_app_date] => 2006-03-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 17 [patent_no_of_words] => 5531 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 80 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/423/07423458.pdf [firstpage_image] =>[orig_patent_app_number] => 11371136 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/371136
Multiple sampling sample and hold architectures Mar 7, 2006 Issued
Array ( [id] => 5692126 [patent_doc_number] => 20060152271 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2006-07-13 [patent_title] => 'Interface system between controller IC and driver IC, and IC suitable for such interface system' [patent_app_type] => utility [patent_app_number] => 11/370506 [patent_app_country] => US [patent_app_date] => 2006-03-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 3825 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0152/20060152271.pdf [firstpage_image] =>[orig_patent_app_number] => 11370506 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/370506
Interface system between controller IC and driver IC, and IC suitable for such interface system Mar 6, 2006 Abandoned
Array ( [id] => 5110924 [patent_doc_number] => 20070194839 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2007-08-23 [patent_title] => 'Tunable balanced loss compensation in an electronic filter' [patent_app_type] => utility [patent_app_number] => 11/360257 [patent_app_country] => US [patent_app_date] => 2006-02-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 3255 [patent_no_of_claims] => 8 [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] => publications/A1/0194/20070194839.pdf [firstpage_image] =>[orig_patent_app_number] => 11360257 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/360257
Tunable balanced loss compensation in an electronic filter Feb 22, 2006 Abandoned
Array ( [id] => 5869814 [patent_doc_number] => 20060164135 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2006-07-27 [patent_title] => 'Driver circuit' [patent_app_type] => utility [patent_app_number] => 11/337809 [patent_app_country] => US [patent_app_date] => 2006-01-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 2699 [patent_no_of_claims] => 13 [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] => publications/A1/0164/20060164135.pdf [firstpage_image] =>[orig_patent_app_number] => 11337809 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/337809
Driver circuit Jan 23, 2006 Abandoned
Array ( [id] => 5676476 [patent_doc_number] => 20060181831 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2006-08-17 [patent_title] => 'Gate drive circuit, semiconductor module and method for driving switching element' [patent_app_type] => utility [patent_app_number] => 11/337612 [patent_app_country] => US [patent_app_date] => 2006-01-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 8818 [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] => publications/A1/0181/20060181831.pdf [firstpage_image] =>[orig_patent_app_number] => 11337612 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/337612
Gate drive circuit, semiconductor module and method for driving switching element Jan 23, 2006 Issued
Array ( [id] => 5703542 [patent_doc_number] => 20060192589 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2006-08-31 [patent_title] => 'Inverter apparatus with improved gate drive for power MOSFET' [patent_app_type] => utility [patent_app_number] => 11/337595 [patent_app_country] => US [patent_app_date] => 2006-01-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 4039 [patent_no_of_claims] => 5 [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] => publications/A1/0192/20060192589.pdf [firstpage_image] =>[orig_patent_app_number] => 11337595 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/337595
Inverter apparatus with improved gate drive for power MOSFET Jan 23, 2006 Issued
Array ( [id] => 5160172 [patent_doc_number] => 20070173216 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2007-07-26 [patent_title] => 'Method and circuit for squelch detection in serial communications' [patent_app_type] => utility [patent_app_number] => 11/338526 [patent_app_country] => US [patent_app_date] => 2006-01-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 5013 [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] => publications/A1/0173/20070173216.pdf [firstpage_image] =>[orig_patent_app_number] => 11338526 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/338526
Method and circuit for squelch detection in serial communications Jan 22, 2006 Issued
Array ( [id] => 196792 [patent_doc_number] => 07635994 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2009-12-22 [patent_title] => 'Fast rail-to-rail voltage comparator and method for rail-to-rail voltage comparison' [patent_app_type] => utility [patent_app_number] => 11/336464 [patent_app_country] => US [patent_app_date] => 2006-01-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 4 [patent_no_of_words] => 3820 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 237 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/635/07635994.pdf [firstpage_image] =>[orig_patent_app_number] => 11336464 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/336464
Fast rail-to-rail voltage comparator and method for rail-to-rail voltage comparison Jan 19, 2006 Issued
Array ( [id] => 432814 [patent_doc_number] => 07265591 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2007-09-04 [patent_title] => 'CMOS driver with minimum shoot-through current' [patent_app_type] => utility [patent_app_number] => 11/304820 [patent_app_country] => US [patent_app_date] => 2005-12-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 4 [patent_no_of_words] => 6644 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 151 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/265/07265591.pdf [firstpage_image] =>[orig_patent_app_number] => 11304820 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/304820
CMOS driver with minimum shoot-through current Dec 15, 2005 Issued
Array ( [id] => 409158 [patent_doc_number] => 07286005 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2007-10-23 [patent_title] => 'Supply voltage switching circuit' [patent_app_type] => utility [patent_app_number] => 11/300760 [patent_app_country] => US [patent_app_date] => 2005-12-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 1922 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 177 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/286/07286005.pdf [firstpage_image] =>[orig_patent_app_number] => 11300760 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/300760
Supply voltage switching circuit Dec 14, 2005 Issued
Array ( [id] => 594235 [patent_doc_number] => 07436221 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2008-10-14 [patent_title] => 'Methods and apparatus for ultra-low leakage analog storage' [patent_app_type] => utility [patent_app_number] => 11/256632 [patent_app_country] => US [patent_app_date] => 2005-10-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 20 [patent_no_of_words] => 9156 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 374 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/436/07436221.pdf [firstpage_image] =>[orig_patent_app_number] => 11256632 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/256632
Methods and apparatus for ultra-low leakage analog storage Oct 20, 2005 Issued
Array ( [id] => 5741624 [patent_doc_number] => 20060087347 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2006-04-27 [patent_title] => 'Input circuit and semiconductor device' [patent_app_type] => utility [patent_app_number] => 11/253625 [patent_app_country] => US [patent_app_date] => 2005-10-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 5167 [patent_no_of_claims] => 17 [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] => publications/A1/0087/20060087347.pdf [firstpage_image] =>[orig_patent_app_number] => 11253625 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/253625
Input circuit and semiconductor device Oct 19, 2005 Abandoned
Array ( [id] => 5805577 [patent_doc_number] => 20060091930 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2006-05-04 [patent_title] => 'Equalizing transceiver with reduced parasitic capacitance' [patent_app_type] => utility [patent_app_number] => 11/251139 [patent_app_country] => US [patent_app_date] => 2005-10-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 12741 [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] => publications/A1/0091/20060091930.pdf [firstpage_image] =>[orig_patent_app_number] => 11251139 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/251139
Equalizing transceiver with reduced parasitic capacitance Oct 13, 2005 Issued
Array ( [id] => 5878696 [patent_doc_number] => 20060028251 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2006-02-09 [patent_title] => 'Frequency divider system' [patent_app_type] => utility [patent_app_number] => 11/244547 [patent_app_country] => US [patent_app_date] => 2005-10-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 5619 [patent_no_of_claims] => 6 [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] => publications/A1/0028/20060028251.pdf [firstpage_image] =>[orig_patent_app_number] => 11244547 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/244547
Frequency divider system Oct 5, 2005 Issued
Array ( [id] => 278555 [patent_doc_number] => 07557633 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2009-07-07 [patent_title] => 'High speed analog envelope detector' [patent_app_type] => utility [patent_app_number] => 11/242754 [patent_app_country] => US [patent_app_date] => 2005-10-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 7 [patent_no_of_words] => 5900 [patent_no_of_claims] => 23 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 159 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/557/07557633.pdf [firstpage_image] =>[orig_patent_app_number] => 11242754 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/242754
High speed analog envelope detector Oct 3, 2005 Issued
Array ( [id] => 5708513 [patent_doc_number] => 20060049857 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2006-03-09 [patent_title] => 'Switch linearized track and hold circuit for switch linearization' [patent_app_type] => utility [patent_app_number] => 11/222227 [patent_app_country] => US [patent_app_date] => 2005-09-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 2673 [patent_no_of_claims] => 11 [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] => publications/A1/0049/20060049857.pdf [firstpage_image] =>[orig_patent_app_number] => 11222227 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/222227
Switch linearized track and hold circuit for switch linearization Sep 7, 2005 Issued
Array ( [id] => 5708510 [patent_doc_number] => 20060049854 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2006-03-09 [patent_title] => 'Current sense shunt resistor circuit' [patent_app_type] => utility [patent_app_number] => 11/208821 [patent_app_country] => US [patent_app_date] => 2005-08-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 4085 [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] => publications/A1/0049/20060049854.pdf [firstpage_image] =>[orig_patent_app_number] => 11208821 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/208821
Current sense shunt resistor circuit Aug 21, 2005 Issued
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