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] => 2928718 [patent_doc_number] => 05206825 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1993-04-27 [patent_title] => 'Arithmetic processor using signed-digit representation of external operands' [patent_app_type] => 1 [patent_app_number] => 7/857644 [patent_app_country] => US [patent_app_date] => 1992-03-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 16 [patent_no_of_words] => 9408 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 156 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/206/05206825.pdf [firstpage_image] =>[orig_patent_app_number] => 857644 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/857644
Arithmetic processor using signed-digit representation of external operands Mar 23, 1992 Issued
Array ( [id] => 2979260 [patent_doc_number] => 05258942 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1993-11-02 [patent_title] => 'Balanced two-level delay propagation all one detector compiler' [patent_app_type] => 1 [patent_app_number] => 7/854923 [patent_app_country] => US [patent_app_date] => 1992-03-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 1347 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 255 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/258/05258942.pdf [firstpage_image] =>[orig_patent_app_number] => 854923 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/854923
Balanced two-level delay propagation all one detector compiler Mar 19, 1992 Issued
Array ( [id] => 2913060 [patent_doc_number] => 05249146 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1993-09-28 [patent_title] => 'DCT/IDCT processor and data processing method' [patent_app_type] => 1 [patent_app_number] => 7/854922 [patent_app_country] => US [patent_app_date] => 1992-03-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 16 [patent_figures_cnt] => 18 [patent_no_of_words] => 7421 [patent_no_of_claims] => 48 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 200 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/249/05249146.pdf [firstpage_image] =>[orig_patent_app_number] => 854922 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/854922
DCT/IDCT processor and data processing method Mar 19, 1992 Issued
Array ( [id] => 2918459 [patent_doc_number] => 05216629 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1993-06-01 [patent_title] => 'Adjusting filter coefficients' [patent_app_type] => 1 [patent_app_number] => 7/845873 [patent_app_country] => US [patent_app_date] => 1992-03-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 7 [patent_no_of_words] => 5982 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 215 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/216/05216629.pdf [firstpage_image] =>[orig_patent_app_number] => 845873 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/845873
Adjusting filter coefficients Mar 2, 1992 Issued
Array ( [id] => 3086179 [patent_doc_number] => 05297068 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1994-03-22 [patent_title] => 'Global interconnect architecture for optical computer' [patent_app_type] => 1 [patent_app_number] => 7/842896 [patent_app_country] => US [patent_app_date] => 1992-02-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 32 [patent_figures_cnt] => 39 [patent_no_of_words] => 23420 [patent_no_of_claims] => 41 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 69 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/297/05297068.pdf [firstpage_image] =>[orig_patent_app_number] => 842896 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/842896
Global interconnect architecture for optical computer Feb 26, 1992 Issued
07/839303 METHOD AND APPARATUS FOR CONTROLLING COEFFICIENTS ADAPTIVE FILTER Feb 19, 1992 Abandoned
Array ( [id] => 2931507 [patent_doc_number] => 05200913 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1993-04-06 [patent_title] => 'Combination laptop and pad computer' [patent_app_type] => 1 [patent_app_number] => 7/839004 [patent_app_country] => US [patent_app_date] => 1992-02-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 8 [patent_no_of_words] => 3347 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 7 [patent_words_short_claim] => 92 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/200/05200913.pdf [firstpage_image] =>[orig_patent_app_number] => 839004 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/839004
Combination laptop and pad computer Feb 13, 1992 Issued
07/829803 VARIABLE RATE DIGITAL FILTER Jan 30, 1992 Abandoned
07/823254 PARALLEL STRING PROCESSOR AND METHOD FOR A MINICOMPUTER Jan 20, 1992 Abandoned
Array ( [id] => 2995862 [patent_doc_number] => 05251163 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1993-10-05 [patent_title] => 'Keypointer for single-hand computer keyboard' [patent_app_type] => 1 [patent_app_number] => 7/818773 [patent_app_country] => US [patent_app_date] => 1992-01-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 10 [patent_no_of_words] => 2793 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 244 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/251/05251163.pdf [firstpage_image] =>[orig_patent_app_number] => 818773 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/818773
Keypointer for single-hand computer keyboard Jan 12, 1992 Issued
Array ( [id] => 2894129 [patent_doc_number] => 05268857 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1993-12-07 [patent_title] => 'Device and method for approximating the square root of a number' [patent_app_type] => 1 [patent_app_number] => 7/818302 [patent_app_country] => US [patent_app_date] => 1992-01-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 2716 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 207 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/268/05268857.pdf [firstpage_image] =>[orig_patent_app_number] => 818302 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/818302
Device and method for approximating the square root of a number Jan 7, 1992 Issued
Array ( [id] => 2911427 [patent_doc_number] => 05218559 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1993-06-08 [patent_title] => 'Pseudo-random generator' [patent_app_type] => 1 [patent_app_number] => 7/818043 [patent_app_country] => US [patent_app_date] => 1992-01-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 6 [patent_no_of_words] => 3026 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 522 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/218/05218559.pdf [firstpage_image] =>[orig_patent_app_number] => 818043 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/818043
Pseudo-random generator Jan 7, 1992 Issued
Array ( [id] => 2904941 [patent_doc_number] => 05241490 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1993-08-31 [patent_title] => 'Fully decoded multistage leading zero detector and normalization apparatus' [patent_app_type] => 1 [patent_app_number] => 7/817302 [patent_app_country] => US [patent_app_date] => 1992-01-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 15 [patent_no_of_words] => 3518 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 411 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/241/05241490.pdf [firstpage_image] =>[orig_patent_app_number] => 817302 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/817302
Fully decoded multistage leading zero detector and normalization apparatus Jan 5, 1992 Issued
Array ( [id] => 2960247 [patent_doc_number] => 05262971 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1993-11-16 [patent_title] => 'Bidirectional shifter' [patent_app_type] => 1 [patent_app_number] => 7/778912 [patent_app_country] => US [patent_app_date] => 1991-12-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 32 [patent_no_of_words] => 3301 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 207 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/262/05262971.pdf [firstpage_image] =>[orig_patent_app_number] => 778912 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/778912
Bidirectional shifter Dec 29, 1991 Issued
Array ( [id] => 2908420 [patent_doc_number] => 05245561 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1993-09-14 [patent_title] => 'Adaptive filter capable of quickly identifying an unknown system' [patent_app_type] => 1 [patent_app_number] => 7/813662 [patent_app_country] => US [patent_app_date] => 1991-12-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 13 [patent_no_of_words] => 9824 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 437 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/245/05245561.pdf [firstpage_image] =>[orig_patent_app_number] => 813662 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/813662
Adaptive filter capable of quickly identifying an unknown system Dec 26, 1991 Issued
Array ( [id] => 2904003 [patent_doc_number] => 05177700 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1993-01-05 [patent_title] => 'Non-recursive half-band filter' [patent_app_type] => 1 [patent_app_number] => 7/814265 [patent_app_country] => US [patent_app_date] => 1991-12-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 18 [patent_no_of_words] => 3583 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 415 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/177/05177700.pdf [firstpage_image] =>[orig_patent_app_number] => 814265 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/814265
Non-recursive half-band filter Dec 23, 1991 Issued
07/812272 DIGITAL FILTER Dec 22, 1991 Abandoned
Array ( [id] => 2979279 [patent_doc_number] => 05258943 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1993-11-02 [patent_title] => 'Apparatus and method for rounding operands' [patent_app_type] => 1 [patent_app_number] => 7/814361 [patent_app_country] => US [patent_app_date] => 1991-12-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 11 [patent_no_of_words] => 6497 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 179 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/258/05258943.pdf [firstpage_image] =>[orig_patent_app_number] => 814361 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/814361
Apparatus and method for rounding operands Dec 22, 1991 Issued
Array ( [id] => 2904195 [patent_doc_number] => 05272659 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1993-12-21 [patent_title] => 'Engine control with fixed point digital overflow prevention' [patent_app_type] => 1 [patent_app_number] => 7/809467 [patent_app_country] => US [patent_app_date] => 1991-12-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 4 [patent_no_of_words] => 3559 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 142 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/272/05272659.pdf [firstpage_image] =>[orig_patent_app_number] => 809467 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/809467
Engine control with fixed point digital overflow prevention Dec 17, 1991 Issued
Array ( [id] => 3061635 [patent_doc_number] => 05307303 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1994-04-26 [patent_title] => 'Method and apparatus for performing division using a rectangular aspect ratio multiplier' [patent_app_type] => 1 [patent_app_number] => 7/810710 [patent_app_country] => US [patent_app_date] => 1991-12-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 5839 [patent_no_of_claims] => 27 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 203 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/307/05307303.pdf [firstpage_image] =>[orig_patent_app_number] => 810710 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/810710
Method and apparatus for performing division using a rectangular aspect ratio multiplier Dec 17, 1991 Issued
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