Search

Hafizur Rahman

Examiner (ID: 17617, Phone: (571)270-0659 , Office: P/2842 )

Most Active Art Unit
2843
Art Unit(s)
2842, 2843
Total Applications
866
Issued Applications
746
Pending Applications
100
Abandoned Applications
41

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 19370914 [patent_doc_number] => 12063013 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-08-13 [patent_title] => Power amplifier [patent_app_type] => utility [patent_app_number] => 17/550640 [patent_app_country] => US [patent_app_date] => 2021-12-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 24 [patent_no_of_words] => 8201 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 135 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17550640 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/550640
Power amplifier Dec 13, 2021 Issued
Array ( [id] => 17753451 [patent_doc_number] => 20220231656 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-07-21 [patent_title] => COIL UNIT DECOUPLING APPARATUS AND MAGNETIC RESONANCE SYSTEM [patent_app_type] => utility [patent_app_number] => 17/548926 [patent_app_country] => US [patent_app_date] => 2021-12-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5504 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -11 [patent_words_short_claim] => 117 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17548926 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/548926
Coil unit decoupling apparatus and magnetic resonance system Dec 12, 2021 Issued
Array ( [id] => 19508372 [patent_doc_number] => 12119805 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-10-15 [patent_title] => Substrate processing and membrane release of transversely-excited film bulk acoustic resonator using a sacrificial tub [patent_app_type] => utility [patent_app_number] => 17/548234 [patent_app_country] => US [patent_app_date] => 2021-12-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 10 [patent_no_of_words] => 11210 [patent_no_of_claims] => 20 [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] => 17548234 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/548234
Substrate processing and membrane release of transversely-excited film bulk acoustic resonator using a sacrificial tub Dec 9, 2021 Issued
Array ( [id] => 19734298 [patent_doc_number] => 12212306 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-01-28 [patent_title] => Transversely-excited film bulk acoustic resonator with multiple diaphragm thicknesses and fabrication method [patent_app_type] => utility [patent_app_number] => 17/542295 [patent_app_country] => US [patent_app_date] => 2021-12-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 12 [patent_no_of_words] => 9408 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 135 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17542295 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/542295
Transversely-excited film bulk acoustic resonator with multiple diaphragm thicknesses and fabrication method Dec 2, 2021 Issued
Array ( [id] => 19553182 [patent_doc_number] => 12136901 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-11-05 [patent_title] => Broadband, high-efficiency, non-modulating power amplifier architecture [patent_app_type] => utility [patent_app_number] => 17/517170 [patent_app_country] => US [patent_app_date] => 2021-11-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 18 [patent_no_of_words] => 13201 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 105 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17517170 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/517170
Broadband, high-efficiency, non-modulating power amplifier architecture Nov 1, 2021 Issued
Array ( [id] => 17432451 [patent_doc_number] => 20220060161 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-02-24 [patent_title] => COMBING POWER AMPLIFERS AT MILIMETER WAVE FREQUENCIES [patent_app_type] => utility [patent_app_number] => 17/515695 [patent_app_country] => US [patent_app_date] => 2021-11-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5655 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 89 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17515695 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/515695
Combining power amplifers at milimeter wave frequencies Oct 31, 2021 Issued
Array ( [id] => 17390206 [patent_doc_number] => 20220038058 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-02-03 [patent_title] => INVERTED DOHERTY POWER AMPLIFIER WITH LARGE RF FRACTIONAL AND INSTANTANEOUS BANDWIDTHS [patent_app_type] => utility [patent_app_number] => 17/503939 [patent_app_country] => US [patent_app_date] => 2021-10-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10990 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 152 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17503939 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/503939
Inverted Doherty power amplifier with large RF fractional and instantaneous bandwidths Oct 17, 2021 Issued
Array ( [id] => 19445151 [patent_doc_number] => 12095448 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-09-17 [patent_title] => Transversely-excited film bulk acoustic resonator package and method [patent_app_type] => utility [patent_app_number] => 17/497961 [patent_app_country] => US [patent_app_date] => 2021-10-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 18 [patent_figures_cnt] => 21 [patent_no_of_words] => 11967 [patent_no_of_claims] => 25 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 192 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17497961 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/497961
Transversely-excited film bulk acoustic resonator package and method Oct 9, 2021 Issued
Array ( [id] => 19314950 [patent_doc_number] => 12040781 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-07-16 [patent_title] => Transversely-excited film bulk acoustic resonator package [patent_app_type] => utility [patent_app_number] => 17/497889 [patent_app_country] => US [patent_app_date] => 2021-10-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 18 [patent_figures_cnt] => 21 [patent_no_of_words] => 11962 [patent_no_of_claims] => 27 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 143 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17497889 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/497889
Transversely-excited film bulk acoustic resonator package Oct 8, 2021 Issued
Array ( [id] => 19261435 [patent_doc_number] => 12021508 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-06-25 [patent_title] => Low loss acoustic device [patent_app_type] => utility [patent_app_number] => 17/483355 [patent_app_country] => US [patent_app_date] => 2021-09-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 15 [patent_no_of_words] => 9497 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [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] => 17483355 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/483355
Low loss acoustic device Sep 22, 2021 Issued
Array ( [id] => 17486806 [patent_doc_number] => 20220094310 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-03-24 [patent_title] => ACTIVE SPLITTING AMPLIFIER CIRCUIT [patent_app_type] => utility [patent_app_number] => 17/478746 [patent_app_country] => US [patent_app_date] => 2021-09-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 14543 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -26 [patent_words_short_claim] => 57 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17478746 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/478746
Active splitting amplifier circuit Sep 16, 2021 Issued
Array ( [id] => 19415343 [patent_doc_number] => 12081187 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-09-03 [patent_title] => Transversely-excited film bulk acoustic resonator [patent_app_type] => utility [patent_app_number] => 17/463322 [patent_app_country] => US [patent_app_date] => 2021-08-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 17 [patent_figures_cnt] => 19 [patent_no_of_words] => 7098 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 77 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17463322 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/463322
Transversely-excited film bulk acoustic resonator Aug 30, 2021 Issued
Array ( [id] => 17381787 [patent_doc_number] => 11239822 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-02-01 [patent_title] => Transversely-excited film bulk acoustic resonator using YX-cut lithium niobate for high power applications [patent_app_type] => utility [patent_app_number] => 17/459576 [patent_app_country] => US [patent_app_date] => 2021-08-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 13 [patent_no_of_words] => 7419 [patent_no_of_claims] => 22 [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] => 17459576 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/459576
Transversely-excited film bulk acoustic resonator using YX-cut lithium niobate for high power applications Aug 26, 2021 Issued
Array ( [id] => 17360575 [patent_doc_number] => 20220021371 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-01-20 [patent_title] => ACOUSTIC RESONATORS AND FILTERS WITH REDUCED TEMPERATURE COEFFICIENT OF FREQUENCY [patent_app_type] => utility [patent_app_number] => 17/460133 [patent_app_country] => US [patent_app_date] => 2021-08-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4567 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 121 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17460133 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/460133
Acoustic resonators and filters with reduced temperature coefficient of frequency Aug 26, 2021 Issued
Array ( [id] => 19161870 [patent_doc_number] => 20240154577 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-05-09 [patent_title] => LINEAR AMPLIFIER FOR PROVIDING SINUSOIDAL WAVEFORM TO LOAD [patent_app_type] => utility [patent_app_number] => 18/280822 [patent_app_country] => US [patent_app_date] => 2021-08-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2007 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [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] => 18280822 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/280822
LINEAR AMPLIFIER FOR PROVIDING SINUSOIDAL WAVEFORM TO LOAD Aug 25, 2021 Pending
Array ( [id] => 17295831 [patent_doc_number] => 20210391670 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-12-16 [patent_title] => High Speed Communication Jack [patent_app_type] => utility [patent_app_number] => 17/396311 [patent_app_country] => US [patent_app_date] => 2021-08-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6970 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 91 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17396311 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/396311
High speed communication jack Aug 5, 2021 Issued
Array ( [id] => 17456658 [patent_doc_number] => 11271529 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2022-03-08 [patent_title] => Harmonic matching network for increasing performance in class-F power amplifiers [patent_app_type] => utility [patent_app_number] => 17/390801 [patent_app_country] => US [patent_app_date] => 2021-07-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 4883 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 230 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17390801 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/390801
Harmonic matching network for increasing performance in class-F power amplifiers Jul 29, 2021 Issued
Array ( [id] => 17174897 [patent_doc_number] => 20210328568 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-10-21 [patent_title] => SOLIDLY-MOUNTED TRANSVERSELY-EXCITED FILM BULK ACOUSTIC RESONATOR [patent_app_type] => utility [patent_app_number] => 17/361046 [patent_app_country] => US [patent_app_date] => 2021-06-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7767 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 67 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17361046 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/361046
Solidly-mounted transversely-excited film bulk acoustic resonator Jun 27, 2021 Issued
Array ( [id] => 17145950 [patent_doc_number] => 20210313963 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-10-07 [patent_title] => TRANSVERSELY-EXCITED FILM BULK ACOUSTIC RESONATOR WITH MULTIPLE DIAPHRAGM THICKNESSES AND FABRICATION METHOD [patent_app_type] => utility [patent_app_number] => 17/351201 [patent_app_country] => US [patent_app_date] => 2021-06-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8932 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 122 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17351201 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/351201
Transversely-excited film bulk acoustic resonator with multiple diaphragm thicknesses and fabrication method Jun 16, 2021 Issued
Array ( [id] => 17145940 [patent_doc_number] => 20210313953 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-10-07 [patent_title] => TRANSVERSELY-EXCITED FILM BULK ACOUSTIC RESONATOR WITH REDUCED SPURIOUS MODES [patent_app_type] => utility [patent_app_number] => 17/351204 [patent_app_country] => US [patent_app_date] => 2021-06-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6109 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 67 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17351204 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/351204
Transversely-excited film bulk acoustic resonator with reduced spurious modes Jun 16, 2021 Issued
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