Search

Chih Cheng G. Kao

Examiner (ID: 12465, Phone: (571)272-2492 , Office: P/2884 )

Most Active Art Unit
2884
Art Unit(s)
2884, 2882
Total Applications
1863
Issued Applications
1504
Pending Applications
71
Abandoned Applications
308

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 20354402 [patent_doc_number] => 20250351254 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-11-13 [patent_title] => X-RAY GENERATION APPARATUS AND X-RAY IMAGING APPARATUS [patent_app_type] => utility [patent_app_number] => 19/276690 [patent_app_country] => US [patent_app_date] => 2025-07-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1172 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 283 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19276690 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/276690
X-RAY GENERATION APPARATUS AND X-RAY IMAGING APPARATUS Jul 21, 2025 Pending
Array ( [id] => 19820903 [patent_doc_number] => 20250079110 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-03-06 [patent_title] => HIGH-VOLTAGE X-RAY TANK WITH MINIATURIZED SHIELDING STRUCTURE [patent_app_type] => utility [patent_app_number] => 18/819334 [patent_app_country] => US [patent_app_date] => 2024-08-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2843 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -3 [patent_words_short_claim] => 344 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18819334 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/819334
High-voltage X-ray tank with miniaturized shielding structure Aug 28, 2024 Issued
Array ( [id] => 19577222 [patent_doc_number] => 20240381514 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-11-14 [patent_title] => X-RAY GENERATING APPARATUS AND X-RAY IMAGING APPARATUS [patent_app_type] => utility [patent_app_number] => 18/782498 [patent_app_country] => US [patent_app_date] => 2024-07-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3353 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [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] => 18782498 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/782498
X-ray generating apparatus and X-ray imaging apparatus Jul 23, 2024 Issued
Array ( [id] => 19827163 [patent_doc_number] => 12247935 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-03-11 [patent_title] => X-ray fluorescence spectrometer [patent_app_type] => utility [patent_app_number] => 18/767325 [patent_app_country] => US [patent_app_date] => 2024-07-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 3962 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 161 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18767325 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/767325
X-ray fluorescence spectrometer Jul 8, 2024 Issued
Array ( [id] => 19697171 [patent_doc_number] => 20250015716 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-01-09 [patent_title] => GENERATION OF A HIGH VOLTAGE TO SUPPLY A PHOTOMULTIPLIER [patent_app_type] => utility [patent_app_number] => 18/764756 [patent_app_country] => US [patent_app_date] => 2024-07-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2873 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [patent_words_short_claim] => 86 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18764756 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/764756
Generation of a high voltage to supply a photomultiplier Jul 4, 2024 Issued
Array ( [id] => 19697171 [patent_doc_number] => 20250015716 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-01-09 [patent_title] => GENERATION OF A HIGH VOLTAGE TO SUPPLY A PHOTOMULTIPLIER [patent_app_type] => utility [patent_app_number] => 18/764756 [patent_app_country] => US [patent_app_date] => 2024-07-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2873 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [patent_words_short_claim] => 86 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18764756 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/764756
Generation of a high voltage to supply a photomultiplier Jul 4, 2024 Issued
Array ( [id] => 19710459 [patent_doc_number] => 20250020601 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-01-16 [patent_title] => Adaptable X-Ray Analysis Apparatus [patent_app_type] => utility [patent_app_number] => 18/752139 [patent_app_country] => US [patent_app_date] => 2024-06-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8245 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 200 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18752139 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/752139
Adaptable X-Ray Analysis Apparatus Jun 23, 2024 Abandoned
Array ( [id] => 19500265 [patent_doc_number] => 20240339283 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-10-10 [patent_title] => HYBRID MULTI-SOURCE X-RAY SOURCE AND IMAGING SYSTEM [patent_app_type] => utility [patent_app_number] => 18/748076 [patent_app_country] => US [patent_app_date] => 2024-06-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8042 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -1 [patent_words_short_claim] => 145 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18748076 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/748076
HYBRID MULTI-SOURCE X-RAY SOURCE AND IMAGING SYSTEM Jun 18, 2024 Pending
Array ( [id] => 19906434 [patent_doc_number] => 12283449 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2025-04-22 [patent_title] => High voltage vacuum tubes [patent_app_type] => utility [patent_app_number] => 18/851608 [patent_app_country] => US [patent_app_date] => 2024-05-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 19 [patent_no_of_words] => 9301 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 196 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18851608 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/851608
High voltage vacuum tubes May 15, 2024 Issued
Array ( [id] => 19437785 [patent_doc_number] => 20240306283 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-09-12 [patent_title] => X-RAY GENERATING APPARATUS, X-RAY IMAGING APPARATUS, AND MOLD TRANSFORMER [patent_app_type] => utility [patent_app_number] => 18/650614 [patent_app_country] => US [patent_app_date] => 2024-04-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3026 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -21 [patent_words_short_claim] => 82 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18650614 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/650614
X-ray generating apparatus, X-ray imaging apparatus, and mold transformer Apr 29, 2024 Issued
Array ( [id] => 20418230 [patent_doc_number] => 12501533 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-12-16 [patent_title] => Systems and methods for focus control in X-rays [patent_app_type] => utility [patent_app_number] => 18/650039 [patent_app_country] => US [patent_app_date] => 2024-04-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 17 [patent_figures_cnt] => 22 [patent_no_of_words] => 20005 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 114 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18650039 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/650039
Systems and methods for focus control in X-rays Apr 28, 2024 Issued
Array ( [id] => 20418230 [patent_doc_number] => 12501533 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-12-16 [patent_title] => Systems and methods for focus control in X-rays [patent_app_type] => utility [patent_app_number] => 18/650039 [patent_app_country] => US [patent_app_date] => 2024-04-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 17 [patent_figures_cnt] => 22 [patent_no_of_words] => 20005 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 114 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18650039 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/650039
Systems and methods for focus control in X-rays Apr 28, 2024 Issued
Array ( [id] => 20300874 [patent_doc_number] => 12446843 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-10-21 [patent_title] => Imaging with curved compression elements [patent_app_type] => utility [patent_app_number] => 18/642974 [patent_app_country] => US [patent_app_date] => 2024-04-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 20 [patent_figures_cnt] => 24 [patent_no_of_words] => 4780 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 253 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18642974 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/642974
Imaging with curved compression elements Apr 22, 2024 Issued
Array ( [id] => 19392674 [patent_doc_number] => 20240282544 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-08-22 [patent_title] => BIASED CATHODE ASSEMBLY OF AN X-RAY TUBE WITH IMPROVED THERMAL MANAGEMENT AND A METHOD OF MANUFACTURING SAME [patent_app_type] => utility [patent_app_number] => 18/636081 [patent_app_country] => US [patent_app_date] => 2024-04-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8062 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -4 [patent_words_short_claim] => 142 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18636081 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/636081
Biased cathode assembly of an X-ray tube with improved thermal management and a method of manufacturing same Apr 14, 2024 Issued
Array ( [id] => 19330940 [patent_doc_number] => 20240245370 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-07-25 [patent_title] => X-RAY IMAGING ARRANGEMENT [patent_app_type] => utility [patent_app_number] => 18/627766 [patent_app_country] => US [patent_app_date] => 2024-04-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6555 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 81 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18627766 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/627766
X-RAY IMAGING ARRANGEMENT Apr 4, 2024 Pending
Array ( [id] => 19414673 [patent_doc_number] => 12080509 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-09-03 [patent_title] => X-ray generating apparatus, X-ray imaging apparatus, and method of adjusting X-ray generating apparatus [patent_app_type] => utility [patent_app_number] => 18/616914 [patent_app_country] => US [patent_app_date] => 2024-03-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 19 [patent_figures_cnt] => 19 [patent_no_of_words] => 7363 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 2 [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] => 18616914 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/616914
X-ray generating apparatus, X-ray imaging apparatus, and method of adjusting X-ray generating apparatus Mar 25, 2024 Issued
Array ( [id] => 19263948 [patent_doc_number] => 20240207646 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-06-27 [patent_title] => SYSTEMS AND METHODS FOR MULTIPLANAR RADIATION TREATMENT [patent_app_type] => utility [patent_app_number] => 18/433361 [patent_app_country] => US [patent_app_date] => 2024-02-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12009 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 225 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18433361 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/433361
Systems and methods for multiplanar radiation treatment Feb 4, 2024 Issued
Array ( [id] => 19263948 [patent_doc_number] => 20240207646 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-06-27 [patent_title] => SYSTEMS AND METHODS FOR MULTIPLANAR RADIATION TREATMENT [patent_app_type] => utility [patent_app_number] => 18/433361 [patent_app_country] => US [patent_app_date] => 2024-02-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12009 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 225 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18433361 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/433361
Systems and methods for multiplanar radiation treatment Feb 4, 2024 Issued
Array ( [id] => 19487203 [patent_doc_number] => 12106927 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-10-01 [patent_title] => X-ray generation apparatus, x-ray imaging apparatus, and adjustment method of x-ray generation apparatus [patent_app_type] => utility [patent_app_number] => 18/509608 [patent_app_country] => US [patent_app_date] => 2023-11-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 11 [patent_no_of_words] => 4321 [patent_no_of_claims] => 25 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 160 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18509608 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/509608
X-ray generation apparatus, x-ray imaging apparatus, and adjustment method of x-ray generation apparatus Nov 14, 2023 Issued
Array ( [id] => 19040293 [patent_doc_number] => 20240090108 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-03-14 [patent_title] => Monolithic X-ray Source Housing [patent_app_type] => utility [patent_app_number] => 18/508440 [patent_app_country] => US [patent_app_date] => 2023-11-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4903 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 65 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18508440 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/508440
Monolithic x-ray source housing Nov 13, 2023 Issued
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