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] => 2979244 [patent_doc_number] => 05258941 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1993-11-02 [patent_title] => 'Apparatus for utilizing a discrete fourier transformer to implement a discrete cosine transformer' [patent_app_type] => 1 [patent_app_number] => 7/806671 [patent_app_country] => US [patent_app_date] => 1991-12-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 14136 [patent_no_of_claims] => 12 [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/05/258/05258941.pdf [firstpage_image] =>[orig_patent_app_number] => 806671 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/806671
Apparatus for utilizing a discrete fourier transformer to implement a discrete cosine transformer Dec 12, 1991 Issued
Array ( [id] => 2931195 [patent_doc_number] => 05235531 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1993-08-10 [patent_title] => 'Method and arrangement for dividing the frequency of an alternating voltage with a non-whole-numbered division factor' [patent_app_type] => 1 [patent_app_number] => 7/806353 [patent_app_country] => US [patent_app_date] => 1991-12-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 9 [patent_no_of_words] => 3937 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 252 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/235/05235531.pdf [firstpage_image] =>[orig_patent_app_number] => 806353 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/806353
Method and arrangement for dividing the frequency of an alternating voltage with a non-whole-numbered division factor Dec 12, 1991 Issued
Array ( [id] => 2944962 [patent_doc_number] => 05247471 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1993-09-21 [patent_title] => 'Radix aligner for floating point addition and subtraction' [patent_app_type] => 1 [patent_app_number] => 7/807002 [patent_app_country] => US [patent_app_date] => 1991-12-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 13 [patent_no_of_words] => 6173 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 217 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/247/05247471.pdf [firstpage_image] =>[orig_patent_app_number] => 807002 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/807002
Radix aligner for floating point addition and subtraction Dec 12, 1991 Issued
07/796143 HIGH RESOLUTION FILTERING USING LOW RESOLUTION PROCESSORS Nov 21, 1991 Abandoned
Array ( [id] => 2922174 [patent_doc_number] => 05227991 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1993-07-13 [patent_title] => 'Comb filter including a data overflow monitor, and a radio including the same' [patent_app_type] => 1 [patent_app_number] => 7/795922 [patent_app_country] => US [patent_app_date] => 1991-11-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 8 [patent_no_of_words] => 4638 [patent_no_of_claims] => 36 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 208 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/227/05227991.pdf [firstpage_image] =>[orig_patent_app_number] => 795922 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/795922
Comb filter including a data overflow monitor, and a radio including the same Nov 19, 1991 Issued
Array ( [id] => 2948046 [patent_doc_number] => 05260896 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1993-11-09 [patent_title] => 'Adaptive filter and a method of preventing divergent behavior of the adaptive filter' [patent_app_type] => 1 [patent_app_number] => 7/794421 [patent_app_country] => US [patent_app_date] => 1991-11-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 7 [patent_no_of_words] => 4147 [patent_no_of_claims] => 9 [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/05/260/05260896.pdf [firstpage_image] =>[orig_patent_app_number] => 794421 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/794421
Adaptive filter and a method of preventing divergent behavior of the adaptive filter Nov 18, 1991 Issued
Array ( [id] => 2955798 [patent_doc_number] => 05181186 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1993-01-19 [patent_title] => 'TPC computers' [patent_app_type] => 1 [patent_app_number] => 7/789410 [patent_app_country] => US [patent_app_date] => 1991-11-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 132 [patent_figures_cnt] => 219 [patent_no_of_words] => 31967 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 15 [patent_words_short_claim] => 136 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/181/05181186.pdf [firstpage_image] =>[orig_patent_app_number] => 789410 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/789410
TPC computers Oct 31, 1991 Issued
07/814852 SYSTEM AND METHOD FOR FILTERING USING AN INTERLEAVED/RETIMED ARCHITECTURE Oct 29, 1991 Abandoned
Array ( [id] => 2960300 [patent_doc_number] => 05262974 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1993-11-16 [patent_title] => 'Programmable canonic signed digit filter chip' [patent_app_type] => 1 [patent_app_number] => 7/783731 [patent_app_country] => US [patent_app_date] => 1991-10-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 3670 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 159 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/262/05262974.pdf [firstpage_image] =>[orig_patent_app_number] => 783731 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/783731
Programmable canonic signed digit filter chip Oct 27, 1991 Issued
07/778282 PORTABLE TERMINAL APPARATUS FOR LOW POWER CONSUMPTION TYPE Oct 16, 1991 Abandoned
Array ( [id] => 2861697 [patent_doc_number] => 05134577 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-07-28 [patent_title] => 'Computer with algebraic expression memory' [patent_app_type] => 1 [patent_app_number] => 7/776877 [patent_app_country] => US [patent_app_date] => 1991-10-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 5 [patent_no_of_words] => 2153 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 151 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/134/05134577.pdf [firstpage_image] =>[orig_patent_app_number] => 776877 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/776877
Computer with algebraic expression memory Oct 15, 1991 Issued
Array ( [id] => 2989177 [patent_doc_number] => 05204827 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1993-04-20 [patent_title] => 'Sampling rate converting apparatus' [patent_app_type] => 1 [patent_app_number] => 7/768243 [patent_app_country] => US [patent_app_date] => 1991-10-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 7 [patent_no_of_words] => 8730 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 194 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/204/05204827.pdf [firstpage_image] =>[orig_patent_app_number] => 768243 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/768243
Sampling rate converting apparatus Oct 14, 1991 Issued
Array ( [id] => 3003251 [patent_doc_number] => RE034734 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1994-09-20 [patent_title] => 'Integrated digital signal processing circuit for performing cosine transformation' [patent_app_type] => 2 [patent_app_number] => 7/774322 [patent_app_country] => US [patent_app_date] => 1991-10-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 3179 [patent_no_of_claims] => 23 [patent_no_of_ind_claims] => 22 [patent_words_short_claim] => 209 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/RE/034/RE034734.pdf [firstpage_image] =>[orig_patent_app_number] => 774322 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/774322
Integrated digital signal processing circuit for performing cosine transformation Oct 9, 1991 Issued
07/775141 GENERAL PURPOSE OPTICAL COMPUTER Oct 8, 1991 Abandoned
Array ( [id] => 2840439 [patent_doc_number] => 05175701 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-12-29 [patent_title] => 'System for performing linear interpolation' [patent_app_type] => 1 [patent_app_number] => 7/773973 [patent_app_country] => US [patent_app_date] => 1991-10-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 6 [patent_no_of_words] => 5107 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 169 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/175/05175701.pdf [firstpage_image] =>[orig_patent_app_number] => 773973 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/773973
System for performing linear interpolation Oct 7, 1991 Issued
Array ( [id] => 2899229 [patent_doc_number] => 05239497 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1993-08-24 [patent_title] => 'Fast pattern correlator and method' [patent_app_type] => 1 [patent_app_number] => 7/769662 [patent_app_country] => US [patent_app_date] => 1991-10-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 2760 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 117 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/239/05239497.pdf [firstpage_image] =>[orig_patent_app_number] => 769662 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/769662
Fast pattern correlator and method Oct 1, 1991 Issued
Array ( [id] => 2922141 [patent_doc_number] => 05227989 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1993-07-13 [patent_title] => 'Arithmetic logic unit for microprocessor with sign bit extend' [patent_app_type] => 1 [patent_app_number] => 7/770043 [patent_app_country] => US [patent_app_date] => 1991-09-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 2624 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 173 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/227/05227989.pdf [firstpage_image] =>[orig_patent_app_number] => 770043 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/770043
Arithmetic logic unit for microprocessor with sign bit extend Sep 29, 1991 Issued
Array ( [id] => 2911534 [patent_doc_number] => 05218565 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1993-06-08 [patent_title] => 'Method and a circuit for encoding a digital signal to determine the scalar product of two vectors, and corresponding DCT processing' [patent_app_type] => 1 [patent_app_number] => 7/765001 [patent_app_country] => US [patent_app_date] => 1991-09-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 17 [patent_no_of_words] => 6665 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 312 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/218/05218565.pdf [firstpage_image] =>[orig_patent_app_number] => 765001 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/765001
Method and a circuit for encoding a digital signal to determine the scalar product of two vectors, and corresponding DCT processing Sep 23, 1991 Issued
07/765394 ADJUSTING FILTER COEFFICIENTS Sep 19, 1991 Abandoned
Array ( [id] => 2865726 [patent_doc_number] => 05166660 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-11-24 [patent_title] => 'Random access compare array' [patent_app_type] => 1 [patent_app_number] => 7/762661 [patent_app_country] => US [patent_app_date] => 1991-09-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 4947 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 145 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/166/05166660.pdf [firstpage_image] =>[orig_patent_app_number] => 762661 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/762661
Random access compare array Sep 18, 1991 Issued
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