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] => 2612892 [patent_doc_number] => 04949297 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-08-14 [patent_title] => 'Adder having means for reducing propagation time of carry bit' [patent_app_type] => 1 [patent_app_number] => 7/236541 [patent_app_country] => US [patent_app_date] => 1988-08-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 10 [patent_no_of_words] => 5141 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 323 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/949/04949297.pdf [firstpage_image] =>[orig_patent_app_number] => 236541 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/236541
Adder having means for reducing propagation time of carry bit Aug 24, 1988 Issued
Array ( [id] => 2578677 [patent_doc_number] => 04901268 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-02-13 [patent_title] => 'Multiple function data processor' [patent_app_type] => 1 [patent_app_number] => 7/234124 [patent_app_country] => US [patent_app_date] => 1988-08-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 3958 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 668 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/901/04901268.pdf [firstpage_image] =>[orig_patent_app_number] => 234124 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/234124
Multiple function data processor Aug 18, 1988 Issued
07/233326 SEMICONDUCTOR INTEGRATED CIRCUIT FOR PERFORMING AN ARITHMETIC OPERATION INCLUDING BIPOLAR AND MOS TRANSISTORS Aug 16, 1988 Abandoned
Array ( [id] => 2529918 [patent_doc_number] => 04885716 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-12-05 [patent_title] => 'High speed carry chain' [patent_app_type] => 1 [patent_app_number] => 7/232403 [patent_app_country] => US [patent_app_date] => 1988-08-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 5 [patent_no_of_words] => 5059 [patent_no_of_claims] => 29 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 183 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/885/04885716.pdf [firstpage_image] =>[orig_patent_app_number] => 232403 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/232403
High speed carry chain Aug 14, 1988 Issued
Array ( [id] => 2678128 [patent_doc_number] => 04954977 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-09-04 [patent_title] => 'Pedagogic calculating machine for arithmetic instruction' [patent_app_type] => 1 [patent_app_number] => 7/231733 [patent_app_country] => US [patent_app_date] => 1988-08-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 3512 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 376 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/954/04954977.pdf [firstpage_image] =>[orig_patent_app_number] => 231733 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/231733
Pedagogic calculating machine for arithmetic instruction Aug 11, 1988 Issued
Array ( [id] => 2612016 [patent_doc_number] => 04931980 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-06-05 [patent_title] => 'Digital computing device for a data transmission installation using code 2B 1Q or the like' [patent_app_type] => 1 [patent_app_number] => 7/225493 [patent_app_country] => US [patent_app_date] => 1988-07-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 2368 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 153 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/931/04931980.pdf [firstpage_image] =>[orig_patent_app_number] => 225493 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/225493
Digital computing device for a data transmission installation using code 2B 1Q or the like Jul 27, 1988 Issued
Array ( [id] => 2639147 [patent_doc_number] => 04916649 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-04-10 [patent_title] => 'Method and apparatus for transforming a bit-reversed order vector into a natural order vector' [patent_app_type] => 1 [patent_app_number] => 7/225353 [patent_app_country] => US [patent_app_date] => 1988-07-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 6 [patent_no_of_words] => 2976 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 225 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/916/04916649.pdf [firstpage_image] =>[orig_patent_app_number] => 225353 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/225353
Method and apparatus for transforming a bit-reversed order vector into a natural order vector Jul 27, 1988 Issued
Array ( [id] => 2601990 [patent_doc_number] => 04941116 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-07-10 [patent_title] => 'Elliptical arc generator for display systems' [patent_app_type] => 1 [patent_app_number] => 7/220052 [patent_app_country] => US [patent_app_date] => 1988-07-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 6 [patent_no_of_words] => 3437 [patent_no_of_claims] => 23 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 138 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/941/04941116.pdf [firstpage_image] =>[orig_patent_app_number] => 220052 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/220052
Elliptical arc generator for display systems Jul 14, 1988 Issued
90/001527 PROGRAMMABLE ARRAY LOGIC CIRCUIT Jun 15, 1988 Issued
07/204976 DISPLAY SYSTEM FOR A COMPACT ELECTRONIC APPARATUS Jun 7, 1988 Abandoned
Array ( [id] => 2756887 [patent_doc_number] => 05016209 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-05-14 [patent_title] => 'Floating-point addition/subtraction system with digit position alignment between fractions of multiple sets of data' [patent_app_type] => 1 [patent_app_number] => 7/206930 [patent_app_country] => US [patent_app_date] => 1988-05-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 11 [patent_no_of_words] => 3070 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 285 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/016/05016209.pdf [firstpage_image] =>[orig_patent_app_number] => 206930 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/206930
Floating-point addition/subtraction system with digit position alignment between fractions of multiple sets of data May 30, 1988 Issued
07/199318 ARITHMETIC PROCESSOR USING SIGNED DIGIT REPRESENTATION OF INTERNAL OPERANDS May 25, 1988 Abandoned
Array ( [id] => 2830282 [patent_doc_number] => 05168456 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-12-01 [patent_title] => 'Incremental frequency domain correlator' [patent_app_type] => 1 [patent_app_number] => 7/191669 [patent_app_country] => US [patent_app_date] => 1988-05-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 21 [patent_no_of_words] => 15185 [patent_no_of_claims] => 61 [patent_no_of_ind_claims] => 47 [patent_words_short_claim] => 73 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/168/05168456.pdf [firstpage_image] =>[orig_patent_app_number] => 191669 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/191669
Incremental frequency domain correlator May 8, 1988 Issued
Array ( [id] => 2524876 [patent_doc_number] => 04875180 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-10-17 [patent_title] => 'Multi-function scaler for normalization of numbers' [patent_app_type] => 1 [patent_app_number] => 7/192081 [patent_app_country] => US [patent_app_date] => 1988-05-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 13 [patent_no_of_words] => 7948 [patent_no_of_claims] => 8 [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/04/875/04875180.pdf [firstpage_image] =>[orig_patent_app_number] => 192081 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/192081
Multi-function scaler for normalization of numbers May 8, 1988 Issued
Array ( [id] => 2486511 [patent_doc_number] => 04876659 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-10-24 [patent_title] => 'Pseudo-Random code generator for use with a global positioning system' [patent_app_type] => 1 [patent_app_number] => 7/188822 [patent_app_country] => US [patent_app_date] => 1988-05-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 1668 [patent_no_of_claims] => 1 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 177 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/876/04876659.pdf [firstpage_image] =>[orig_patent_app_number] => 188822 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/188822
Pseudo-Random code generator for use with a global positioning system May 1, 1988 Issued
Array ( [id] => 2636143 [patent_doc_number] => 04951237 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-08-21 [patent_title] => 'Direct digital synthesizer with selectably randomized accumulator' [patent_app_type] => 1 [patent_app_number] => 7/184642 [patent_app_country] => US [patent_app_date] => 1988-04-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 4914 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 118 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/951/04951237.pdf [firstpage_image] =>[orig_patent_app_number] => 184642 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/184642
Direct digital synthesizer with selectably randomized accumulator Apr 21, 1988 Issued
Array ( [id] => 2636495 [patent_doc_number] => 04967388 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-10-30 [patent_title] => 'Truncated product partial canonical signed digit multiplier' [patent_app_type] => 1 [patent_app_number] => 7/178982 [patent_app_country] => US [patent_app_date] => 1988-04-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 6 [patent_no_of_words] => 4548 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 234 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/967/04967388.pdf [firstpage_image] =>[orig_patent_app_number] => 178982 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/178982
Truncated product partial canonical signed digit multiplier Apr 20, 1988 Issued
07/181034 BASE SYSTEMS Apr 12, 1988 Abandoned
Array ( [id] => 2530860 [patent_doc_number] => 04881192 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-11-14 [patent_title] => 'One-dimensional linear picture transformer' [patent_app_type] => 1 [patent_app_number] => 7/178952 [patent_app_country] => US [patent_app_date] => 1988-04-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 14 [patent_no_of_words] => 7098 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 485 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/881/04881192.pdf [firstpage_image] =>[orig_patent_app_number] => 178952 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/178952
One-dimensional linear picture transformer Apr 6, 1988 Issued
Array ( [id] => 2539173 [patent_doc_number] => 04839844 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-06-13 [patent_title] => 'Orthogonal transformer and apparatus operational thereby' [patent_app_type] => 1 [patent_app_number] => 7/177799 [patent_app_country] => US [patent_app_date] => 1988-04-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 22 [patent_no_of_words] => 6929 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 166 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/839/04839844.pdf [firstpage_image] =>[orig_patent_app_number] => 177799 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/177799
Orthogonal transformer and apparatus operational thereby Apr 5, 1988 Issued
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