Search

David H. Malzahn

Examiner (ID: 17134, Phone: (571)272-3727 , Office: P/2182 )

Most Active Art Unit
2193
Art Unit(s)
2193, 2306, 2301, 2787, 2182, 2121, 2302, 2124, 2183, 2307, 2786
Total Applications
3174
Issued Applications
2743
Pending Applications
60
Abandoned Applications
371

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 3498712 [patent_doc_number] => 05471413 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-11-28 [patent_title] => 'Fast adder chain' [patent_app_type] => 1 [patent_app_number] => 8/066567 [patent_app_country] => US [patent_app_date] => 1993-05-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 8 [patent_no_of_words] => 2778 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 19 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/471/05471413.pdf [firstpage_image] =>[orig_patent_app_number] => 066567 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/066567
Fast adder chain May 24, 1993 Issued
Array ( [id] => 3455390 [patent_doc_number] => 05420808 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-05-30 [patent_title] => 'Circuitry and method for reducing power consumption within an electronic circuit' [patent_app_type] => 1 [patent_app_number] => 8/061397 [patent_app_country] => US [patent_app_date] => 1993-05-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 6616 [patent_no_of_claims] => 42 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 70 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/420/05420808.pdf [firstpage_image] =>[orig_patent_app_number] => 061397 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/061397
Circuitry and method for reducing power consumption within an electronic circuit May 12, 1993 Issued
Array ( [id] => 3432774 [patent_doc_number] => 05422836 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-06-06 [patent_title] => 'Circuit arrangement for calculating matrix operations in signal processing' [patent_app_type] => 1 [patent_app_number] => 8/050103 [patent_app_country] => US [patent_app_date] => 1993-05-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 7 [patent_no_of_words] => 7242 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 244 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/422/05422836.pdf [firstpage_image] =>[orig_patent_app_number] => 050103 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/050103
Circuit arrangement for calculating matrix operations in signal processing May 6, 1993 Issued
Array ( [id] => 3130845 [patent_doc_number] => 05381380 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-01-10 [patent_title] => 'Divide circuit having high-speed operating capability' [patent_app_type] => 1 [patent_app_number] => 8/057973 [patent_app_country] => US [patent_app_date] => 1993-05-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 28 [patent_figures_cnt] => 42 [patent_no_of_words] => 6449 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 194 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/381/05381380.pdf [firstpage_image] =>[orig_patent_app_number] => 057973 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/057973
Divide circuit having high-speed operating capability May 6, 1993 Issued
Array ( [id] => 3454014 [patent_doc_number] => 05388062 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-02-07 [patent_title] => 'Reconfigurable programmable digital filter architecture useful in communication receiver' [patent_app_type] => 1 [patent_app_number] => 8/058903 [patent_app_country] => US [patent_app_date] => 1993-05-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 23 [patent_figures_cnt] => 28 [patent_no_of_words] => 6197 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 165 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/388/05388062.pdf [firstpage_image] =>[orig_patent_app_number] => 058903 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/058903
Reconfigurable programmable digital filter architecture useful in communication receiver May 5, 1993 Issued
Array ( [id] => 3107812 [patent_doc_number] => 05319585 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1994-06-07 [patent_title] => 'High resolution filtering using low resolution processors' [patent_app_type] => 1 [patent_app_number] => 8/054370 [patent_app_country] => US [patent_app_date] => 1993-04-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 5 [patent_no_of_words] => 4414 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 7 [patent_words_short_claim] => 96 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/319/05319585.pdf [firstpage_image] =>[orig_patent_app_number] => 054370 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/054370
High resolution filtering using low resolution processors Apr 27, 1993 Issued
08/048873 PORTABLE WORK STATION AND DATA COLLECTION TERMINAL INCLUDING SWITCHABLE MULTI PURPOSE TOUCH SCREEN DISPLAY Apr 15, 1993 Pending
Array ( [id] => 2987148 [patent_doc_number] => 05257217 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1993-10-26 [patent_title] => 'Area-efficient multiplier for use in an integrated circuit' [patent_app_type] => 1 [patent_app_number] => 8/046716 [patent_app_country] => US [patent_app_date] => 1993-04-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 6 [patent_no_of_words] => 2886 [patent_no_of_claims] => 1 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 396 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/257/05257217.pdf [firstpage_image] =>[orig_patent_app_number] => 046716 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/046716
Area-efficient multiplier for use in an integrated circuit Apr 15, 1993 Issued
Array ( [id] => 3489489 [patent_doc_number] => 05400272 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-03-21 [patent_title] => 'Diagonal propagation digital multiplier' [patent_app_type] => 1 [patent_app_number] => 8/045627 [patent_app_country] => US [patent_app_date] => 1993-04-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 8 [patent_no_of_words] => 3320 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 146 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/400/05400272.pdf [firstpage_image] =>[orig_patent_app_number] => 045627 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/045627
Diagonal propagation digital multiplier Apr 8, 1993 Issued
Array ( [id] => 3018574 [patent_doc_number] => 05355328 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1994-10-11 [patent_title] => 'Resampling apparatus suitable for resizing a video image' [patent_app_type] => 1 [patent_app_number] => 8/033503 [patent_app_country] => US [patent_app_date] => 1993-03-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 12 [patent_no_of_words] => 14859 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 234 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/355/05355328.pdf [firstpage_image] =>[orig_patent_app_number] => 033503 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/033503
Resampling apparatus suitable for resizing a video image Mar 17, 1993 Issued
Array ( [id] => 3013927 [patent_doc_number] => 05375077 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1994-12-20 [patent_title] => 'Digital signal processor having reduced bus pre-charging operations' [patent_app_type] => 1 [patent_app_number] => 8/031503 [patent_app_country] => US [patent_app_date] => 1993-03-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 3577 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 121 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/375/05375077.pdf [firstpage_image] =>[orig_patent_app_number] => 031503 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/031503
Digital signal processor having reduced bus pre-charging operations Mar 14, 1993 Issued
Array ( [id] => 2904285 [patent_doc_number] => 05270962 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1993-12-14 [patent_title] => 'Multiply and divide circuit' [patent_app_type] => 1 [patent_app_number] => 8/031026 [patent_app_country] => US [patent_app_date] => 1993-03-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 14 [patent_no_of_words] => 7066 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 482 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/270/05270962.pdf [firstpage_image] =>[orig_patent_app_number] => 031026 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/031026
Multiply and divide circuit Mar 10, 1993 Issued
Array ( [id] => 3130621 [patent_doc_number] => 05384722 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-01-24 [patent_title] => 'Apparatus and method for determining the Manhattan distance between two points' [patent_app_type] => 1 [patent_app_number] => 8/028823 [patent_app_country] => US [patent_app_date] => 1993-03-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 10 [patent_no_of_words] => 11498 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 603 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/384/05384722.pdf [firstpage_image] =>[orig_patent_app_number] => 028823 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/028823
Apparatus and method for determining the Manhattan distance between two points Mar 9, 1993 Issued
Array ( [id] => 3031942 [patent_doc_number] => 05289394 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1994-02-22 [patent_title] => 'Pocket computer for word processing' [patent_app_type] => 1 [patent_app_number] => 8/029948 [patent_app_country] => US [patent_app_date] => 1993-03-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 4188 [patent_no_of_claims] => 1 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 239 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/289/05289394.pdf [firstpage_image] =>[orig_patent_app_number] => 029948 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/029948
Pocket computer for word processing Mar 8, 1993 Issued
Array ( [id] => 3020523 [patent_doc_number] => 05333116 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1994-07-26 [patent_title] => 'Combination laptop and pad computer' [patent_app_type] => 1 [patent_app_number] => 8/025900 [patent_app_country] => US [patent_app_date] => 1993-03-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 8 [patent_no_of_words] => 3349 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 7 [patent_words_short_claim] => 111 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/333/05333116.pdf [firstpage_image] =>[orig_patent_app_number] => 025900 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/025900
Combination laptop and pad computer Mar 2, 1993 Issued
Array ( [id] => 3130388 [patent_doc_number] => 05381356 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-01-10 [patent_title] => 'Cascade digital filters for realizing a transfer function obtained by cascade-connecting moving average filters' [patent_app_type] => 1 [patent_app_number] => 8/027247 [patent_app_country] => US [patent_app_date] => 1993-03-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 7 [patent_no_of_words] => 2133 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 181 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/381/05381356.pdf [firstpage_image] =>[orig_patent_app_number] => 027247 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/027247
Cascade digital filters for realizing a transfer function obtained by cascade-connecting moving average filters Mar 1, 1993 Issued
Array ( [id] => 3421202 [patent_doc_number] => 05412586 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-05-02 [patent_title] => 'Method and system for interfacing a computer processor with a calculator keyboard and calculator' [patent_app_type] => 1 [patent_app_number] => 8/024073 [patent_app_country] => US [patent_app_date] => 1993-03-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 4845 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 97 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/412/05412586.pdf [firstpage_image] =>[orig_patent_app_number] => 024073 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/024073
Method and system for interfacing a computer processor with a calculator keyboard and calculator Feb 28, 1993 Issued
Array ( [id] => 3125468 [patent_doc_number] => 05410497 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-04-25 [patent_title] => 'Portable computer having two display units' [patent_app_type] => 1 [patent_app_number] => 8/022277 [patent_app_country] => US [patent_app_date] => 1993-02-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 6 [patent_no_of_words] => 3882 [patent_no_of_claims] => 17 [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] => patents/05/410/05410497.pdf [firstpage_image] =>[orig_patent_app_number] => 022277 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/022277
Portable computer having two display units Feb 24, 1993 Issued
Array ( [id] => 3046963 [patent_doc_number] => 05301138 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1994-04-05 [patent_title] => 'Device and method for evaluating logarithms' [patent_app_type] => 1 [patent_app_number] => 8/019988 [patent_app_country] => US [patent_app_date] => 1993-02-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 8 [patent_no_of_words] => 3284 [patent_no_of_claims] => 39 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 207 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/301/05301138.pdf [firstpage_image] =>[orig_patent_app_number] => 019988 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/019988
Device and method for evaluating logarithms Feb 16, 1993 Issued
Array ( [id] => 3049294 [patent_doc_number] => 05377135 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1994-12-27 [patent_title] => 'High cardinal number type non-restoring divider reducing delay time for adding two numbers' [patent_app_type] => 1 [patent_app_number] => 7/983597 [patent_app_country] => US [patent_app_date] => 1993-02-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 15 [patent_no_of_words] => 6579 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 191 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/377/05377135.pdf [firstpage_image] =>[orig_patent_app_number] => 983597 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/983597
High cardinal number type non-restoring divider reducing delay time for adding two numbers Feb 4, 1993 Issued
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