Search

Leonard Chang

Supervisory Patent Examiner (ID: 254, Phone: (571)270-3691 , Office: P/4166 )

Most Active Art Unit
2812
Art Unit(s)
2898, 4121, 2812, 4100
Total Applications
320
Issued Applications
197
Pending Applications
1
Abandoned Applications
127

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 11337946 [patent_doc_number] => 20160363702 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2016-12-15 [patent_title] => 'Phase Gratings with Odd Symmetry for Lensed Optical Sensing' [patent_app_type] => utility [patent_app_number] => 15/244592 [patent_app_country] => US [patent_app_date] => 2016-08-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 21 [patent_figures_cnt] => 21 [patent_no_of_words] => 9334 [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] => 15244592 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/244592
Diffraction gratings producing curtains of minimum intensity separated by foci and extending to a focal plane Aug 22, 2016 Issued
Array ( [id] => 11504409 [patent_doc_number] => 20170078594 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-03-16 [patent_title] => 'IMAGING DEVICE AND IMAGING SYSTEM' [patent_app_type] => utility [patent_app_number] => 15/237255 [patent_app_country] => US [patent_app_date] => 2016-08-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 17 [patent_figures_cnt] => 17 [patent_no_of_words] => 18189 [patent_no_of_claims] => 19 [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] => 15237255 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/237255
Imaging device and imaging system Aug 14, 2016 Issued
Array ( [id] => 11460989 [patent_doc_number] => 20170054895 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-02-23 [patent_title] => 'SMART IMAGE SENSOR HAVING INTEGRATED MEMORY AND PROCESSOR' [patent_app_type] => utility [patent_app_number] => 15/236798 [patent_app_country] => US [patent_app_date] => 2016-08-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 3989 [patent_no_of_claims] => 23 [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] => 15236798 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/236798
Smart image sensor having integrated memory and processor Aug 14, 2016 Issued
Array ( [id] => 12014031 [patent_doc_number] => 09807368 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2017-10-31 [patent_title] => 'Plenoptic camera comprising a shuffled color filter array' [patent_app_type] => utility [patent_app_number] => 15/236470 [patent_app_country] => US [patent_app_date] => 2016-08-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 14 [patent_no_of_words] => 5137 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 109 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15236470 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/236470
Plenoptic camera comprising a shuffled color filter array Aug 13, 2016 Issued
Array ( [id] => 11447451 [patent_doc_number] => 20170048472 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-02-16 [patent_title] => 'CAMERA MODULE IN A UNIBODY CIRCUIT CARRIER WITH COMPONENT EMBEDDING' [patent_app_type] => utility [patent_app_number] => 15/234790 [patent_app_country] => US [patent_app_date] => 2016-08-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 7125 [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] => 15234790 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/234790
Camera module in a unibody circuit carrier with component embedding Aug 10, 2016 Issued
Array ( [id] => 11460481 [patent_doc_number] => 20170054387 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-02-23 [patent_title] => 'DRIVING CIRCUIT FOR A VIBRATION TYPE ACTUATOR, VIBRATION DEVICE, IMAGE BLUR CORRECTION APPARATUS, REPLACEMENT LENS, IMAGE PICKUP APPARATUS, AND AUTOMATIC STAGE' [patent_app_type] => utility [patent_app_number] => 15/234800 [patent_app_country] => US [patent_app_date] => 2016-08-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 15 [patent_no_of_words] => 9464 [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] => 15234800 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/234800
Driving circuit for a vibration type actuator, vibration device, image blur correction apparatus, replacement lens, image pickup apparatus, and automatic stage Aug 10, 2016 Issued
Array ( [id] => 13016395 [patent_doc_number] => 10031312 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2018-07-24 [patent_title] => Adapting camera systems to accessory lenses [patent_app_type] => utility [patent_app_number] => 15/233669 [patent_app_country] => US [patent_app_date] => 2016-08-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 16 [patent_figures_cnt] => 19 [patent_no_of_words] => 12230 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [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] => 15233669 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/233669
Adapting camera systems to accessory lenses Aug 9, 2016 Issued
Array ( [id] => 11624487 [patent_doc_number] => 20170134676 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-05-11 [patent_title] => 'METHOD, APPARATUS AND SYSTEM PROVIDING A STORAGE GATE PIXEL WITH HIGH DYNAMIC RANGE' [patent_app_type] => utility [patent_app_number] => 15/231287 [patent_app_country] => US [patent_app_date] => 2016-08-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 2910 [patent_no_of_claims] => 17 [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] => 15231287 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/231287
Method, apparatus and system providing a storage gate pixel with high dynamic range Aug 7, 2016 Issued
Array ( [id] => 11293833 [patent_doc_number] => 20160343764 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2016-11-24 [patent_title] => 'SEMICONDUCTOR DEVICE, MANUFACTURING METHOD THEREOF, AND ELECTRONIC APPARATUS' [patent_app_type] => utility [patent_app_number] => 15/230281 [patent_app_country] => US [patent_app_date] => 2016-08-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 30 [patent_figures_cnt] => 30 [patent_no_of_words] => 14506 [patent_no_of_claims] => 31 [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] =>[firstpage_image] =>[orig_patent_app_number] => 15230281 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/230281
Semiconductor device, manufacturing method thereof, and electronic apparatus Aug 4, 2016 Issued
Array ( [id] => 14693803 [patent_doc_number] => 20190246017 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-08-08 [patent_title] => DETACHABLE-HEAD-TYPE CAMERA AND WORK MACHINE [patent_app_type] => utility [patent_app_number] => 16/317109 [patent_app_country] => US [patent_app_date] => 2016-08-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6077 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -5 [patent_words_short_claim] => 2 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16317109 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/317109
Detachable-head-type camera and work machine Aug 1, 2016 Issued
Array ( [id] => 12041640 [patent_doc_number] => 09819885 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2017-11-14 [patent_title] => 'Solid-state imaging device and imaging system' [patent_app_type] => utility [patent_app_number] => 15/226449 [patent_app_country] => US [patent_app_date] => 2016-08-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 19 [patent_figures_cnt] => 20 [patent_no_of_words] => 48683 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 382 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15226449 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/226449
Solid-state imaging device and imaging system Aug 1, 2016 Issued
Array ( [id] => 11933763 [patent_doc_number] => 09800775 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2017-10-24 [patent_title] => 'Focus detection apparatus and method, and image capturing apparatus' [patent_app_type] => utility [patent_app_number] => 15/222266 [patent_app_country] => US [patent_app_date] => 2016-07-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 11 [patent_no_of_words] => 5817 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 181 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15222266 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/222266
Focus detection apparatus and method, and image capturing apparatus Jul 27, 2016 Issued
Array ( [id] => 11681403 [patent_doc_number] => 09679938 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2017-06-13 [patent_title] => 'Semiconductor device, manufacturing method thereof, and electronic apparatus' [patent_app_type] => utility [patent_app_number] => 15/211985 [patent_app_country] => US [patent_app_date] => 2016-07-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 29 [patent_figures_cnt] => 32 [patent_no_of_words] => 14551 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 217 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15211985 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/211985
Semiconductor device, manufacturing method thereof, and electronic apparatus Jul 14, 2016 Issued
Array ( [id] => 12939364 [patent_doc_number] => 09832387 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2017-11-28 [patent_title] => Wide dynamic range electronic image recording and reproducing system [patent_app_type] => utility [patent_app_number] => 15/208400 [patent_app_country] => US [patent_app_date] => 2016-07-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 5873 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 175 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15208400 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/208400
Wide dynamic range electronic image recording and reproducing system Jul 11, 2016 Issued
Array ( [id] => 15252457 [patent_doc_number] => 10511765 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2019-12-17 [patent_title] => Electronic apparatus and method of extracting still images [patent_app_type] => utility [patent_app_number] => 15/176936 [patent_app_country] => US [patent_app_date] => 2016-06-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 17 [patent_figures_cnt] => 26 [patent_no_of_words] => 10329 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 3 [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] => 15176936 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/176936
Electronic apparatus and method of extracting still images Jun 7, 2016 Issued
Array ( [id] => 12115950 [patent_doc_number] => 09871954 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2018-01-16 [patent_title] => 'Two part device with camera and mechanical flap' [patent_app_type] => utility [patent_app_number] => 15/174988 [patent_app_country] => US [patent_app_date] => 2016-06-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 8 [patent_no_of_words] => 6216 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [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] => 15174988 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/174988
Two part device with camera and mechanical flap Jun 5, 2016 Issued
Array ( [id] => 14643451 [patent_doc_number] => 10366472 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2019-07-30 [patent_title] => Systems and methods for synthesizing high resolution images using images captured by an array of independently controllable imagers [patent_app_type] => utility [patent_app_number] => 15/170788 [patent_app_country] => US [patent_app_date] => 2016-06-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 18 [patent_figures_cnt] => 21 [patent_no_of_words] => 32328 [patent_no_of_claims] => 25 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 298 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15170788 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/170788
Systems and methods for synthesizing high resolution images using images captured by an array of independently controllable imagers May 31, 2016 Issued
Array ( [id] => 11316934 [patent_doc_number] => 20160353044 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2016-12-01 [patent_title] => 'PHOTOELECTRIC CONVERSION DEVICE, IMAGE PICKUP SYSTEM, AND METHOD FOR MANUFACTURING PHOTOELECTRIC CONVERSION DEVICE' [patent_app_type] => utility [patent_app_number] => 15/165957 [patent_app_country] => US [patent_app_date] => 2016-05-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 10288 [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] => 15165957 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/165957
Photoelectric conversion device, image pickup system, and method for manufacturing photoelectric conversion device May 25, 2016 Issued
Array ( [id] => 11919752 [patent_doc_number] => 09787954 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2017-10-10 [patent_title] => 'Pixel interpolation apparatus, imaging apparatus, pixel interpolation processing method, and integrated circuit' [patent_app_type] => utility [patent_app_number] => 15/161954 [patent_app_country] => US [patent_app_date] => 2016-05-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 40 [patent_figures_cnt] => 44 [patent_no_of_words] => 36304 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 477 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15161954 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/161954
Pixel interpolation apparatus, imaging apparatus, pixel interpolation processing method, and integrated circuit May 22, 2016 Issued
Array ( [id] => 12147691 [patent_doc_number] => 09881952 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2018-01-30 [patent_title] => 'Level shifter circuit and method' [patent_app_type] => utility [patent_app_number] => 15/146110 [patent_app_country] => US [patent_app_date] => 2016-05-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 14 [patent_no_of_words] => 8006 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 75 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15146110 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/146110
Level shifter circuit and method May 3, 2016 Issued
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