
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 number | Title of the application | Filing Date | Status |
|---|---|---|---|
Array
(
[id] => 20596804
[patent_doc_number] => 12580533
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2026-03-17
[patent_title] => Power amplifier and electronic device including the same
[patent_app_type] => utility
[patent_app_number] => 18/168223
[patent_app_country] => US
[patent_app_date] => 2023-02-13
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 18
[patent_figures_cnt] => 18
[patent_no_of_words] => 13295
[patent_no_of_claims] => 20
[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] => 18168223
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/168223 | Power amplifier and electronic device including the same | Feb 12, 2023 | Issued |
Array
(
[id] => 20530691
[patent_doc_number] => 12549135
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2026-02-10
[patent_title] => Amplifier device with multi-stage amplifier package
[patent_app_type] => utility
[patent_app_number] => 18/164433
[patent_app_country] => US
[patent_app_date] => 2023-02-03
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 8
[patent_figures_cnt] => 8
[patent_no_of_words] => 6984
[patent_no_of_claims] => 18
[patent_no_of_ind_claims] => 2
[patent_words_short_claim] => 126
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18164433
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/164433 | Amplifier device with multi-stage amplifier package | Feb 2, 2023 | Issued |
Array
(
[id] => 20539061
[patent_doc_number] => 12556141
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2026-02-17
[patent_title] => High-frequency device and Doherty amplifier
[patent_app_type] => utility
[patent_app_number] => 18/101153
[patent_app_country] => US
[patent_app_date] => 2023-01-25
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 21
[patent_figures_cnt] => 21
[patent_no_of_words] => 4297
[patent_no_of_claims] => 10
[patent_no_of_ind_claims] => 2
[patent_words_short_claim] => 120
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18101153
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/101153 | High-frequency device and Doherty amplifier | Jan 24, 2023 | Issued |
Array
(
[id] => 18632179
[patent_doc_number] => 20230291087
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2023-09-14
[patent_title] => ANTENNA STRUCTURES FOR SPATIAL POWER-COMBINING DEVICES
[patent_app_type] => utility
[patent_app_number] => 18/158196
[patent_app_country] => US
[patent_app_date] => 2023-01-23
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 7235
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -17
[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] => 18158196
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/158196 | ANTENNA STRUCTURES FOR SPATIAL POWER-COMBINING DEVICES | Jan 22, 2023 | Issued |
Array
(
[id] => 19336214
[patent_doc_number] => 20240250644
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2024-07-25
[patent_title] => THERMALLY ADJUSTABLE DC BIAS CIRCUITY FOR RF POWER AMPLIFIER WITH REDUCED RF INTERFERENCE
[patent_app_type] => utility
[patent_app_number] => 18/158377
[patent_app_country] => US
[patent_app_date] => 2023-01-23
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 7394
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -17
[patent_words_short_claim] => 168
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18158377
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/158377 | THERMALLY ADJUSTABLE DC BIAS CIRCUITY FOR RF POWER AMPLIFIER WITH REDUCED RF INTERFERENCE | Jan 22, 2023 | Pending |
Array
(
[id] => 20495601
[patent_doc_number] => 12537483
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2026-01-27
[patent_title] => Amplifier device with low frequency resonance decoupling circuitry
[patent_app_type] => utility
[patent_app_number] => 18/150351
[patent_app_country] => US
[patent_app_date] => 2023-01-05
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 7
[patent_figures_cnt] => 7
[patent_no_of_words] => 4544
[patent_no_of_claims] => 16
[patent_no_of_ind_claims] => 3
[patent_words_short_claim] => 17
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18150351
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/150351 | Amplifier device with low frequency resonance decoupling circuitry | Jan 4, 2023 | Issued |
Array
(
[id] => 18489098
[patent_doc_number] => 20230216448
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2023-07-06
[patent_title] => A CIRCUIT ASSEMBLY FOR GENERATING A CONSTANT CURRENT
[patent_app_type] => utility
[patent_app_number] => 18/092405
[patent_app_country] => US
[patent_app_date] => 2023-01-02
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 7376
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -14
[patent_words_short_claim] => 115
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18092405
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/092405 | A CIRCUIT ASSEMBLY FOR GENERATING A CONSTANT CURRENT | Jan 1, 2023 | Pending |
Array
(
[id] => 20375751
[patent_doc_number] => 12483196
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2025-11-25
[patent_title] => Multiple-mode RF power amplifiers
[patent_app_type] => utility
[patent_app_number] => 18/146502
[patent_app_country] => US
[patent_app_date] => 2022-12-27
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 12
[patent_figures_cnt] => 14
[patent_no_of_words] => 9469
[patent_no_of_claims] => 15
[patent_no_of_ind_claims] => 2
[patent_words_short_claim] => 558
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18146502
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/146502 | Multiple-mode RF power amplifiers | Dec 26, 2022 | Issued |
Array
(
[id] => 20539062
[patent_doc_number] => 12556142
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2026-02-17
[patent_title] => Reconfigurable and tunable power amplifier
[patent_app_type] => utility
[patent_app_number] => 18/145977
[patent_app_country] => US
[patent_app_date] => 2022-12-23
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 5
[patent_figures_cnt] => 5
[patent_no_of_words] => 1101
[patent_no_of_claims] => 20
[patent_no_of_ind_claims] => 3
[patent_words_short_claim] => 118
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18145977
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/145977 | Reconfigurable and tunable power amplifier | Dec 22, 2022 | Issued |
Array
(
[id] => 18457189
[patent_doc_number] => 20230198471
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2023-06-22
[patent_title] => SINGLE-INPUT BROADBAND DOHERTY-HDMAX CONTINUUM POWER AMPLIFIER
[patent_app_type] => utility
[patent_app_number] => 18/082928
[patent_app_country] => US
[patent_app_date] => 2022-12-16
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 6050
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -18
[patent_words_short_claim] => 38
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18082928
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/082928 | SINGLE-INPUT BROADBAND DOHERTY-HDMAX CONTINUUM POWER AMPLIFIER | Dec 15, 2022 | Pending |
Array
(
[id] => 19611333
[patent_doc_number] => 12160218
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2024-12-03
[patent_title] => Resonator shapes for bulk acoustic wave (BAW) devices
[patent_app_type] => utility
[patent_app_number] => 18/064762
[patent_app_country] => US
[patent_app_date] => 2022-12-12
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 11
[patent_figures_cnt] => 26
[patent_no_of_words] => 3337
[patent_no_of_claims] => 10
[patent_no_of_ind_claims] => 3
[patent_words_short_claim] => 72
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18064762
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/064762 | Resonator shapes for bulk acoustic wave (BAW) devices | Dec 11, 2022 | Issued |
Array
(
[id] => 20648658
[patent_doc_number] => 12603614
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2026-04-14
[patent_title] => Wideband doherty power amplifier
[patent_app_type] => utility
[patent_app_number] => 18/063699
[patent_app_country] => US
[patent_app_date] => 2022-12-09
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 9
[patent_figures_cnt] => 10
[patent_no_of_words] => 0
[patent_no_of_claims] => 18
[patent_no_of_ind_claims] => 3
[patent_words_short_claim] => 311
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18063699
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/063699 | Wideband doherty power amplifier | Dec 8, 2022 | Issued |
Array
(
[id] => 18295448
[patent_doc_number] => 20230105134
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2023-04-06
[patent_title] => RADIO FREQUENCY POWER AMPLIFIER, RADIO FREQUENCY FRONT-END MODULE, AND COMMUNICATION TERMINAL
[patent_app_type] => utility
[patent_app_number] => 18/061479
[patent_app_country] => US
[patent_app_date] => 2022-12-05
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 6627
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -10
[patent_words_short_claim] => 180
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18061479
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/061479 | Radio frequency power amplifier, radio frequency front-end module, and communication terminal | Dec 4, 2022 | Issued |
Array
(
[id] => 20530695
[patent_doc_number] => 12549139
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2026-02-10
[patent_title] => Radio frequency power amplifier implementing an off mode output impedance control and a process of implementing the same
[patent_app_type] => utility
[patent_app_number] => 18/061246
[patent_app_country] => US
[patent_app_date] => 2022-12-02
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 31
[patent_figures_cnt] => 32
[patent_no_of_words] => 13474
[patent_no_of_claims] => 25
[patent_no_of_ind_claims] => 2
[patent_words_short_claim] => 37
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18061246
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/061246 | Radio frequency power amplifier implementing an off mode output impedance control and a process of implementing the same | Dec 1, 2022 | Issued |
Array
(
[id] => 20118518
[patent_doc_number] => 12368239
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2025-07-22
[patent_title] => Systems and methods for dynamic biasing of microwave amplifier
[patent_app_type] => utility
[patent_app_number] => 18/061255
[patent_app_country] => US
[patent_app_date] => 2022-12-02
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 21
[patent_figures_cnt] => 23
[patent_no_of_words] => 12865
[patent_no_of_claims] => 29
[patent_no_of_ind_claims] => 4
[patent_words_short_claim] => 124
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18061255
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/061255 | Systems and methods for dynamic biasing of microwave amplifier | Dec 1, 2022 | Issued |
Array
(
[id] => 18395511
[patent_doc_number] => 20230163732
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2023-05-25
[patent_title] => BALANCED AMPLIFIER ARRANGEMENT FOR POWER CONTROL AND IMPROVED DEEP BACK-OFF EFFICIENCY
[patent_app_type] => utility
[patent_app_number] => 18/058838
[patent_app_country] => US
[patent_app_date] => 2022-11-25
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 8610
[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] => 18058838
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/058838 | Balanced amplifier arrangement for power control and improved deep back-off efficiency | Nov 24, 2022 | Issued |
Array
(
[id] => 18616509
[patent_doc_number] => 20230283248
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2023-09-07
[patent_title] => POWER AMPLIFICATION DEVICE, POWER AMPLIFICATION SYSTEM, AND OPERATION METHOD THEREOF
[patent_app_type] => utility
[patent_app_number] => 17/993164
[patent_app_country] => US
[patent_app_date] => 2022-11-23
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 11211
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -17
[patent_words_short_claim] => 70
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17993164
[rel_patent_id] =>[rel_patent_doc_number] =>) 17/993164 | Power amplification device, power amplification system, and operation method thereof | Nov 22, 2022 | Issued |
Array
(
[id] => 19957376
[patent_doc_number] => 12327795
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2025-06-10
[patent_title] => Waveguide interconnect bridges
[patent_app_type] => utility
[patent_app_number] => 17/992771
[patent_app_country] => US
[patent_app_date] => 2022-11-22
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 7
[patent_figures_cnt] => 20
[patent_no_of_words] => 8974
[patent_no_of_claims] => 22
[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] => 17992771
[rel_patent_id] =>[rel_patent_doc_number] =>) 17/992771 | Waveguide interconnect bridges | Nov 21, 2022 | Issued |
Array
(
[id] => 18409498
[patent_doc_number] => 20230170851
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2023-06-01
[patent_title] => PHASE SHIFTER WITH CONTROLLABLE ATTENUATION AND METHOD FOR CONTROLLING SAME
[patent_app_type] => utility
[patent_app_number] => 18/056767
[patent_app_country] => US
[patent_app_date] => 2022-11-18
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 5278
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -18
[patent_words_short_claim] => 48
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18056767
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/056767 | Phase shifter with controllable attenuation and method for controlling same | Nov 17, 2022 | Issued |
Array
(
[id] => 19176887
[patent_doc_number] => 20240162861
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2024-05-16
[patent_title] => POWER AMPLIFIER DEVICE HAVING VERTICAL DIE INTERCONNECT STRUCTURE
[patent_app_type] => utility
[patent_app_number] => 18/054971
[patent_app_country] => US
[patent_app_date] => 2022-11-14
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 22118
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -22
[patent_words_short_claim] => 259
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18054971
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/054971 | Power amplifier device having vertical die interconnect structure | Nov 13, 2022 | Issued |