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] => 3601148 [patent_doc_number] => 05568412 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-10-22 [patent_title] => 'Rounding-off method and apparatus of floating point arithmetic apparatus for addition/subtraction' [patent_app_type] => 1 [patent_app_number] => 8/350981 [patent_app_country] => US [patent_app_date] => 1994-11-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 13 [patent_no_of_words] => 17532 [patent_no_of_claims] => 51 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 138 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/568/05568412.pdf [firstpage_image] =>[orig_patent_app_number] => 350981 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/350981
Rounding-off method and apparatus of floating point arithmetic apparatus for addition/subtraction Nov 28, 1994 Issued
Array ( [id] => 3526986 [patent_doc_number] => 05506797 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-04-09 [patent_title] => 'Nonlinear function generator having efficient nonlinear conversion table and format converter' [patent_app_type] => 1 [patent_app_number] => 8/345693 [patent_app_country] => US [patent_app_date] => 1994-11-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 24 [patent_figures_cnt] => 39 [patent_no_of_words] => 19428 [patent_no_of_claims] => 28 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 91 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/506/05506797.pdf [firstpage_image] =>[orig_patent_app_number] => 345693 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/345693
Nonlinear function generator having efficient nonlinear conversion table and format converter Nov 20, 1994 Issued
Array ( [id] => 1229849 [patent_doc_number] => RE038427 [patent_country] => US [patent_kind] => E1 [patent_issue_date] => 2004-02-10 [patent_title] => 'Linear interpolation operator' [patent_app_type] => E1 [patent_app_number] => 08/341831 [patent_app_country] => US [patent_app_date] => 1994-11-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 1978 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 48 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/RE/038/RE038427.pdf [firstpage_image] =>[orig_patent_app_number] => 08341831 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/341831
Linear interpolation operator Nov 16, 1994 Issued
Array ( [id] => 3623181 [patent_doc_number] => 05535151 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-07-09 [patent_title] => 'Electronic processor for performing multiplication' [patent_app_type] => 1 [patent_app_number] => 8/340854 [patent_app_country] => US [patent_app_date] => 1994-11-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 9 [patent_no_of_words] => 4647 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 104 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/535/05535151.pdf [firstpage_image] =>[orig_patent_app_number] => 340854 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/340854
Electronic processor for performing multiplication Nov 14, 1994 Issued
Array ( [id] => 3504622 [patent_doc_number] => 05508951 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-04-16 [patent_title] => 'Arithmetic apparatus with overflow correction means' [patent_app_type] => 1 [patent_app_number] => 8/339202 [patent_app_country] => US [patent_app_date] => 1994-11-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 11 [patent_no_of_words] => 5962 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 79 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/508/05508951.pdf [firstpage_image] =>[orig_patent_app_number] => 339202 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/339202
Arithmetic apparatus with overflow correction means Nov 9, 1994 Issued
Array ( [id] => 3636315 [patent_doc_number] => 05621675 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-04-15 [patent_title] => 'Digital decimation and compensation filter system' [patent_app_type] => 1 [patent_app_number] => 8/333403 [patent_app_country] => US [patent_app_date] => 1994-11-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 61 [patent_figures_cnt] => 72 [patent_no_of_words] => 25594 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 199 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/621/05621675.pdf [firstpage_image] =>[orig_patent_app_number] => 333403 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/333403
Digital decimation and compensation filter system Nov 1, 1994 Issued
Array ( [id] => 3560553 [patent_doc_number] => 05572455 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-11-05 [patent_title] => 'Adder-subtractor device and method for making the same' [patent_app_type] => 1 [patent_app_number] => 8/333568 [patent_app_country] => US [patent_app_date] => 1994-11-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 13 [patent_no_of_words] => 14723 [patent_no_of_claims] => 27 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 23 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/572/05572455.pdf [firstpage_image] =>[orig_patent_app_number] => 333568 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/333568
Adder-subtractor device and method for making the same Nov 1, 1994 Issued
Array ( [id] => 3562899 [patent_doc_number] => 05574672 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-11-12 [patent_title] => 'Combination multiplier/shifter' [patent_app_type] => 1 [patent_app_number] => 8/331232 [patent_app_country] => US [patent_app_date] => 1994-10-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 6 [patent_no_of_words] => 5150 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 227 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/574/05574672.pdf [firstpage_image] =>[orig_patent_app_number] => 331232 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/331232
Combination multiplier/shifter Oct 20, 1994 Issued
Array ( [id] => 3562429 [patent_doc_number] => 05574639 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-11-12 [patent_title] => 'System and method for constructing filters for detecting signals whose frequency content varies with time' [patent_app_type] => 1 [patent_app_number] => 8/322053 [patent_app_country] => US [patent_app_date] => 1994-10-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 8758 [patent_no_of_claims] => 35 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 108 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/574/05574639.pdf [firstpage_image] =>[orig_patent_app_number] => 322053 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/322053
System and method for constructing filters for detecting signals whose frequency content varies with time Oct 11, 1994 Issued
Array ( [id] => 3529737 [patent_doc_number] => 05530661 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-06-25 [patent_title] => 'Data bit-slicing apparatus and method for computing convolutions' [patent_app_type] => 1 [patent_app_number] => 8/318461 [patent_app_country] => US [patent_app_date] => 1994-10-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 7 [patent_no_of_words] => 12098 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 7 [patent_words_short_claim] => 15 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/530/05530661.pdf [firstpage_image] =>[orig_patent_app_number] => 318461 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/318461
Data bit-slicing apparatus and method for computing convolutions Oct 4, 1994 Issued
Array ( [id] => 4164780 [patent_doc_number] => 06036351 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-03-14 [patent_title] => 'Advanced signal processing filter' [patent_app_type] => 1 [patent_app_number] => 8/314281 [patent_app_country] => US [patent_app_date] => 1994-09-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 12 [patent_no_of_words] => 3409 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 49 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/036/06036351.pdf [firstpage_image] =>[orig_patent_app_number] => 314281 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/314281
Advanced signal processing filter Sep 29, 1994 Issued
Array ( [id] => 3582386 [patent_doc_number] => 05539686 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-07-23 [patent_title] => 'Carry propagating device' [patent_app_type] => 1 [patent_app_number] => 8/315591 [patent_app_country] => US [patent_app_date] => 1994-09-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 25 [patent_figures_cnt] => 30 [patent_no_of_words] => 13117 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 228 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/539/05539686.pdf [firstpage_image] =>[orig_patent_app_number] => 315591 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/315591
Carry propagating device Sep 29, 1994 Issued
Array ( [id] => 3617734 [patent_doc_number] => 05590066 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-12-31 [patent_title] => 'Two-dimensional discrete cosine transformation system, two-dimensional inverse discrete cosine transformation system, and digital signal processing apparatus using same' [patent_app_type] => 1 [patent_app_number] => 8/310342 [patent_app_country] => US [patent_app_date] => 1994-09-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 15 [patent_no_of_words] => 9339 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 320 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/590/05590066.pdf [firstpage_image] =>[orig_patent_app_number] => 310342 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/310342
Two-dimensional discrete cosine transformation system, two-dimensional inverse discrete cosine transformation system, and digital signal processing apparatus using same Sep 21, 1994 Issued
Array ( [id] => 3562362 [patent_doc_number] => 05493522 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-02-20 [patent_title] => 'Fast arithmetic modulo divider' [patent_app_type] => 1 [patent_app_number] => 8/309641 [patent_app_country] => US [patent_app_date] => 1994-09-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 3225 [patent_no_of_claims] => 31 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 188 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/493/05493522.pdf [firstpage_image] =>[orig_patent_app_number] => 309641 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/309641
Fast arithmetic modulo divider Sep 20, 1994 Issued
Array ( [id] => 3500801 [patent_doc_number] => 05561619 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-10-01 [patent_title] => 'Arithmetic logic unit provided with combinational circuit and zero value detector connected in parallel' [patent_app_type] => 1 [patent_app_number] => 8/309142 [patent_app_country] => US [patent_app_date] => 1994-09-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 7 [patent_no_of_words] => 3656 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 180 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/561/05561619.pdf [firstpage_image] =>[orig_patent_app_number] => 309142 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/309142
Arithmetic logic unit provided with combinational circuit and zero value detector connected in parallel Sep 19, 1994 Issued
08/309003 PORTABLE WORK STATION-TYPE DATA COLLECTION SYSTEM Sep 18, 1994 Abandoned
Array ( [id] => 3536055 [patent_doc_number] => 05528526 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-06-18 [patent_title] => 'Arbitrary repeating pattern detector' [patent_app_type] => 1 [patent_app_number] => 8/308473 [patent_app_country] => US [patent_app_date] => 1994-09-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 6 [patent_no_of_words] => 4956 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 107 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/528/05528526.pdf [firstpage_image] =>[orig_patent_app_number] => 308473 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/308473
Arbitrary repeating pattern detector Sep 18, 1994 Issued
Array ( [id] => 3559302 [patent_doc_number] => 05548542 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-08-20 [patent_title] => 'Half-band filter and method' [patent_app_type] => 1 [patent_app_number] => 8/304433 [patent_app_country] => US [patent_app_date] => 1994-09-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 26 [patent_no_of_words] => 8020 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 96 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/548/05548542.pdf [firstpage_image] =>[orig_patent_app_number] => 304433 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/304433
Half-band filter and method Sep 11, 1994 Issued
Array ( [id] => 3536097 [patent_doc_number] => 05528529 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-06-18 [patent_title] => 'Electronic multiplying and adding apparatus and method' [patent_app_type] => 1 [patent_app_number] => 8/303663 [patent_app_country] => US [patent_app_date] => 1994-09-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 11323 [patent_no_of_claims] => 23 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 160 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/528/05528529.pdf [firstpage_image] =>[orig_patent_app_number] => 303663 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/303663
Electronic multiplying and adding apparatus and method Sep 8, 1994 Issued
Array ( [id] => 3435558 [patent_doc_number] => 05416731 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-05-16 [patent_title] => 'High-speed barrel shifter' [patent_app_type] => 1 [patent_app_number] => 8/292445 [patent_app_country] => US [patent_app_date] => 1994-08-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 5652 [patent_no_of_claims] => 23 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 147 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/416/05416731.pdf [firstpage_image] =>[orig_patent_app_number] => 292445 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/292445
High-speed barrel shifter Aug 17, 1994 Issued
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