Sultan U. Chowdhury

Array ( [id] => 17252485 [patent_doc_number] => 11187969 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-11-30 [patent_title] => Projector including a light modulator [patent_app_type] => utility [patent_app_number] => 16/722716 [patent_app_country] => US [patent_app_date] => 2019-12-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 10 [patent_no_of_words] => 5731 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 250 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16722716 [rel_patent_id] =>[rel_patent_doc_number] =>)

Array ( [id] => 17179667 [patent_doc_number] => 11156906 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-10-26 [patent_title] => Projector with air inlets to cool light emitting module [patent_app_type] => utility [patent_app_number] => 16/721937 [patent_app_country] => US [patent_app_date] => 2019-12-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 11 [patent_no_of_words] => 7251 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 2 [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] => 16721937 [rel_patent_id] =>[rel_patent_doc_number] =>)

Array ( [id] => 19580941 [patent_doc_number] => 12147050 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-11-19 [patent_title] => Helmet display system comprising a removable helmet-mounted display compatible with the use of binoculars [patent_app_type] => utility [patent_app_number] => 17/423917 [patent_app_country] => US [patent_app_date] => 2019-12-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 6 [patent_no_of_words] => 2777 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 111 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17423917 [rel_patent_id] =>[rel_patent_doc_number] =>)

Array ( [id] => 18066677 [patent_doc_number] => 20220397765 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-12-15 [patent_title] => A COMPACT RIM-MOUNTED CURVED OPTICAL SEE-THROUGH LIGHTGUIDE BASED EYEWEAR AS MOBILE AUGMENTED REALITY DISPLAY [patent_app_type] => utility [patent_app_number] => 17/771564 [patent_app_country] => US [patent_app_date] => 2019-12-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12062 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -21 [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] => 17771564 [rel_patent_id] =>[rel_patent_doc_number] =>)

Array ( [id] => 15771993 [patent_doc_number] => 20200117014 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-04-16 [patent_title] => Projection Display with Representation in Multiple Display Planes [patent_app_type] => utility [patent_app_number] => 16/711608 [patent_app_country] => US [patent_app_date] => 2019-12-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2615 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 98 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16711608 [rel_patent_id] =>[rel_patent_doc_number] =>)

Array ( [id] => 17535006 [patent_doc_number] => 20220113615 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-04-14 [patent_title] => LIGHT SOURCE UNIT, PROJECTION DISPLAY DEVICE, AND METHOD FOR MANUFACTURING LIGHT SOURCE UNIT [patent_app_type] => utility [patent_app_number] => 17/417502 [patent_app_country] => US [patent_app_date] => 2019-12-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12563 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 153 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17417502 [rel_patent_id] =>[rel_patent_doc_number] =>)

Array ( [id] => 16607484 [patent_doc_number] => 10908485 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-02-02 [patent_title] => Optical element adjusting device and electronic device [patent_app_type] => utility [patent_app_number] => 16/708458 [patent_app_country] => US [patent_app_date] => 2019-12-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 15 [patent_no_of_words] => 6525 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 233 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16708458 [rel_patent_id] =>[rel_patent_doc_number] =>)

Array ( [id] => 17255225 [patent_doc_number] => 11190739 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-11-30 [patent_title] => Illuminator and projector [patent_app_type] => utility [patent_app_number] => 16/708495 [patent_app_country] => US [patent_app_date] => 2019-12-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 7 [patent_no_of_words] => 8147 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 162 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16708495 [rel_patent_id] =>[rel_patent_doc_number] =>)

Array ( [id] => 16884508 [patent_doc_number] => 20210170703 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-06-10 [patent_title] => Fabricating a Lens Assembly [patent_app_type] => utility [patent_app_number] => 16/706859 [patent_app_country] => US [patent_app_date] => 2019-12-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5101 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 102 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16706859 [rel_patent_id] =>[rel_patent_doc_number] =>)

Array ( [id] => 17331024 [patent_doc_number] => 11221483 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-01-11 [patent_title] => Optical system for AR headsets, and method for design and manufacturing [patent_app_type] => utility [patent_app_number] => 16/708424 [patent_app_country] => US [patent_app_date] => 2019-12-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 24 [patent_figures_cnt] => 24 [patent_no_of_words] => 6780 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 10 [patent_words_short_claim] => 111 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16708424 [rel_patent_id] =>[rel_patent_doc_number] =>)

Array ( [id] => 17019615 [patent_doc_number] => 11089272 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2021-08-10 [patent_title] => Systems and methods for high-contrast spatial light modulation [patent_app_type] => utility [patent_app_number] => 16/708128 [patent_app_country] => US [patent_app_date] => 2019-12-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 3705 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 7 [patent_words_short_claim] => 132 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16708128 [rel_patent_id] =>[rel_patent_doc_number] =>)

Array ( [id] => 16016665 [patent_doc_number] => 20200183176 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-06-11 [patent_title] => IMAGING SYSTEM AND PROJECTION DEVICE [patent_app_type] => utility [patent_app_number] => 16/708236 [patent_app_country] => US [patent_app_date] => 2019-12-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9142 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 106 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16708236 [rel_patent_id] =>[rel_patent_doc_number] =>)

Array ( [id] => 16926676 [patent_doc_number] => 11048152 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-06-29 [patent_title] => Projection-type image display apparatus displaying image using two refelective display elements [patent_app_type] => utility [patent_app_number] => 16/707130 [patent_app_country] => US [patent_app_date] => 2019-12-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 6929 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 173 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16707130 [rel_patent_id] =>[rel_patent_doc_number] =>)

Array ( [id] => 17643454 [patent_doc_number] => 20220171192 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-06-02 [patent_title] => HEAD MOUNTED DISPLAY WITH MULTIFOCAL MODULE [patent_app_type] => utility [patent_app_number] => 17/437174 [patent_app_country] => US [patent_app_date] => 2019-12-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4031 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 46 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17437174 [rel_patent_id] =>[rel_patent_doc_number] =>)

Array ( [id] => 17301158 [patent_doc_number] => 20210396997 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-12-23 [patent_title] => HEAD-UP DISPLAY MIRROR WITH IMPROVED SURFACE AND EDGE QUALITY AND METHODS FOR FORMING THE SAME [patent_app_type] => utility [patent_app_number] => 17/296738 [patent_app_country] => US [patent_app_date] => 2019-11-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 15171 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [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] => 17296738 [rel_patent_id] =>[rel_patent_doc_number] =>)

Array ( [id] => 16763748 [patent_doc_number] => 20210109329 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-04-15 [patent_title] => PROJECTION DEVICE AND PROJECTION SYSTEM INCLUDING THE SAME [patent_app_type] => utility [patent_app_number] => 16/689293 [patent_app_country] => US [patent_app_date] => 2019-11-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2008 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [patent_words_short_claim] => 83 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16689293 [rel_patent_id] =>[rel_patent_doc_number] =>)

Array ( [id] => 17358283 [patent_doc_number] => 20220019079 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-01-20 [patent_title] => HEADS-UP DISPLAY APPARATUS [patent_app_type] => utility [patent_app_number] => 17/294431 [patent_app_country] => US [patent_app_date] => 2019-11-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5201 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -24 [patent_words_short_claim] => 50 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17294431 [rel_patent_id] =>[rel_patent_doc_number] =>)

Array ( [id] => 17404123 [patent_doc_number] => 20220046214 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-02-10 [patent_title] => IMAGE DISPLAY APPARATUS AND PROJECTION OPTICAL SYSTEM [patent_app_type] => utility [patent_app_number] => 17/298113 [patent_app_country] => US [patent_app_date] => 2019-11-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 16908 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 194 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17298113 [rel_patent_id] =>[rel_patent_doc_number] =>)

Array ( [id] => 16666632 [patent_doc_number] => 10935874 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-03-02 [patent_title] => Illumination system and projection device [patent_app_type] => utility [patent_app_number] => 16/683273 [patent_app_country] => US [patent_app_date] => 2019-11-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 12 [patent_no_of_words] => 8414 [patent_no_of_claims] => 26 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 218 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16683273 [rel_patent_id] =>[rel_patent_doc_number] =>)

Array ( [id] => 17345325 [patent_doc_number] => 20220011656 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-01-13 [patent_title] => IMAGE DISPLAY DEVICE [patent_app_type] => utility [patent_app_number] => 17/295518 [patent_app_country] => US [patent_app_date] => 2019-11-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4504 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 109 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17295518 [rel_patent_id] =>[rel_patent_doc_number] =>)