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] => 2211373 [patent_doc_number] => 04493048 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1985-01-08 [patent_title] => 'Systolic array apparatuses for matrix computations' [patent_app_type] => 1 [patent_app_number] => 6/494659 [patent_app_country] => US [patent_app_date] => 1983-05-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 24 [patent_no_of_words] => 5181 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 167 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/493/04493048.pdf [firstpage_image] =>[orig_patent_app_number] => 494659 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/494659
Systolic array apparatuses for matrix computations May 15, 1983 Issued
06/493613 CONTOURED TOUCH TYPE DATA PROCESSING KEYBOARD May 10, 1983 Abandoned
Array ( [id] => 2225537 [patent_doc_number] => 04594680 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1986-06-10 [patent_title] => 'Apparatus for performing quadratic convergence division in a large data processing system' [patent_app_type] => 1 [patent_app_number] => 6/491520 [patent_app_country] => US [patent_app_date] => 1983-05-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 10 [patent_no_of_words] => 6369 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 99 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/594/04594680.pdf [firstpage_image] =>[orig_patent_app_number] => 491520 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/491520
Apparatus for performing quadratic convergence division in a large data processing system May 3, 1983 Issued
Array ( [id] => 2209705 [patent_doc_number] => 04545024 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1985-10-01 [patent_title] => 'Hybrid natural random number generator' [patent_app_type] => 1 [patent_app_number] => 6/489265 [patent_app_country] => US [patent_app_date] => 1983-04-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 2 [patent_no_of_words] => 2548 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 65 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/545/04545024.pdf [firstpage_image] =>[orig_patent_app_number] => 489265 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/489265
Hybrid natural random number generator Apr 26, 1983 Issued
Array ( [id] => 2241202 [patent_doc_number] => 04597045 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1986-06-24 [patent_title] => 'Tabulated data calculating apparatus' [patent_app_type] => 1 [patent_app_number] => 6/489158 [patent_app_country] => US [patent_app_date] => 1983-04-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 16 [patent_figures_cnt] => 21 [patent_no_of_words] => 8419 [patent_no_of_claims] => 24 [patent_no_of_ind_claims] => 7 [patent_words_short_claim] => 58 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/597/04597045.pdf [firstpage_image] =>[orig_patent_app_number] => 489158 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/489158
Tabulated data calculating apparatus Apr 26, 1983 Issued
Array ( [id] => 2205491 [patent_doc_number] => 04549279 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1985-10-22 [patent_title] => 'Single hand, single finger stroke alphameric data processing keyboard system' [patent_app_type] => 1 [patent_app_number] => 6/488692 [patent_app_country] => US [patent_app_date] => 1983-04-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 10 [patent_no_of_words] => 3701 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 309 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/549/04549279.pdf [firstpage_image] =>[orig_patent_app_number] => 488692 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/488692
Single hand, single finger stroke alphameric data processing keyboard system Apr 25, 1983 Issued
Array ( [id] => 2205595 [patent_doc_number] => 04534008 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1985-08-06 [patent_title] => 'Programmable logic array' [patent_app_type] => 1 [patent_app_number] => 6/486311 [patent_app_country] => US [patent_app_date] => 1983-04-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 2134 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 269 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/534/04534008.pdf [firstpage_image] =>[orig_patent_app_number] => 486311 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/486311
Programmable logic array Apr 18, 1983 Issued
Array ( [id] => 2242913 [patent_doc_number] => 04586152 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1986-04-29 [patent_title] => 'Method and apparatus for counting an infinite length with a counter of finite length' [patent_app_type] => 1 [patent_app_number] => 6/483428 [patent_app_country] => US [patent_app_date] => 1983-04-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 15 [patent_no_of_words] => 9614 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 235 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/586/04586152.pdf [firstpage_image] =>[orig_patent_app_number] => 483428 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/483428
Method and apparatus for counting an infinite length with a counter of finite length Apr 7, 1983 Issued
Array ( [id] => 2148620 [patent_doc_number] => 04506340 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1985-03-19 [patent_title] => 'Method and apparatus for producing the residue of the product of two residues' [patent_app_type] => 1 [patent_app_number] => 6/481684 [patent_app_country] => US [patent_app_date] => 1983-04-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 2947 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 331 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/506/04506340.pdf [firstpage_image] =>[orig_patent_app_number] => 481684 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/481684
Method and apparatus for producing the residue of the product of two residues Apr 3, 1983 Issued
06/468450 MODIFIED BOOTH ALGORITHM MICROPROCESSOR Mar 22, 1983 Abandoned
Array ( [id] => 2241006 [patent_doc_number] => 04574361 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1986-03-04 [patent_title] => 'Apparatus for dividing the elements of a Galois field' [patent_app_type] => 1 [patent_app_number] => 6/473765 [patent_app_country] => US [patent_app_date] => 1983-03-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 13 [patent_no_of_words] => 9871 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 240 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/574/04574361.pdf [firstpage_image] =>[orig_patent_app_number] => 473765 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/473765
Apparatus for dividing the elements of a Galois field Mar 9, 1983 Issued
Array ( [id] => 2247577 [patent_doc_number] => 04567568 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1986-01-28 [patent_title] => 'Apparatus for dividing the elements of a Galois field' [patent_app_type] => 1 [patent_app_number] => 6/473767 [patent_app_country] => US [patent_app_date] => 1983-03-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 14 [patent_no_of_words] => 8733 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 245 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/567/04567568.pdf [firstpage_image] =>[orig_patent_app_number] => 473767 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/473767
Apparatus for dividing the elements of a Galois field Mar 9, 1983 Issued
Array ( [id] => 2260095 [patent_doc_number] => 04563750 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1986-01-07 [patent_title] => 'Fast Fourier transform apparatus with data timing schedule decoupling' [patent_app_type] => 1 [patent_app_number] => 6/472067 [patent_app_country] => US [patent_app_date] => 1983-03-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 17 [patent_no_of_words] => 12513 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 29 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/563/04563750.pdf [firstpage_image] =>[orig_patent_app_number] => 472067 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/472067
Fast Fourier transform apparatus with data timing schedule decoupling Mar 3, 1983 Issued
Array ( [id] => 2248779 [patent_doc_number] => 04577287 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1986-03-18 [patent_title] => 'Method and apparatus for generating digital signals representing periodic samples of a sine wave' [patent_app_type] => 1 [patent_app_number] => 6/471330 [patent_app_country] => US [patent_app_date] => 1983-03-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 6 [patent_no_of_words] => 2911 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 10 [patent_words_short_claim] => 192 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/577/04577287.pdf [firstpage_image] =>[orig_patent_app_number] => 471330 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/471330
Method and apparatus for generating digital signals representing periodic samples of a sine wave Mar 1, 1983 Issued
Array ( [id] => 2147424 [patent_doc_number] => 04553218 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1985-11-12 [patent_title] => 'Synchronous carry frequency divider and method of using therefor' [patent_app_type] => 1 [patent_app_number] => 6/470687 [patent_app_country] => US [patent_app_date] => 1983-02-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 2 [patent_no_of_words] => 3013 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 73 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/553/04553218.pdf [firstpage_image] =>[orig_patent_app_number] => 470687 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/470687
Synchronous carry frequency divider and method of using therefor Feb 27, 1983 Issued
Array ( [id] => 2240013 [patent_doc_number] => 04573134 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1986-02-25 [patent_title] => 'Talking clock calculator' [patent_app_type] => 1 [patent_app_number] => 6/469392 [patent_app_country] => US [patent_app_date] => 1983-02-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 13 [patent_no_of_words] => 2820 [patent_no_of_claims] => 1 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 173 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/573/04573134.pdf [firstpage_image] =>[orig_patent_app_number] => 469392 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/469392
Talking clock calculator Feb 23, 1983 Issued
Array ( [id] => 2183576 [patent_doc_number] => 04558427 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1985-12-10 [patent_title] => 'Sheet-like compact electronic equipment' [patent_app_type] => 1 [patent_app_number] => 6/468401 [patent_app_country] => US [patent_app_date] => 1983-02-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 22 [patent_figures_cnt] => 44 [patent_no_of_words] => 8737 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 282 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/558/04558427.pdf [firstpage_image] =>[orig_patent_app_number] => 468401 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/468401
Sheet-like compact electronic equipment Feb 21, 1983 Issued
Array ( [id] => 2184207 [patent_doc_number] => 04561065 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1985-12-24 [patent_title] => 'Arithmetic processing device using sampled input data and several previous output data' [patent_app_type] => 1 [patent_app_number] => 6/467347 [patent_app_country] => US [patent_app_date] => 1983-02-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 7 [patent_no_of_words] => 4441 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 189 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/561/04561065.pdf [firstpage_image] =>[orig_patent_app_number] => 467347 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/467347
Arithmetic processing device using sampled input data and several previous output data Feb 16, 1983 Issued
Array ( [id] => 2272969 [patent_doc_number] => 04612628 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1986-09-16 [patent_title] => 'Floating-point unit constructed of identical modules' [patent_app_type] => 1 [patent_app_number] => 6/465955 [patent_app_country] => US [patent_app_date] => 1983-02-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 15392 [patent_no_of_claims] => 32 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 256 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/612/04612628.pdf [firstpage_image] =>[orig_patent_app_number] => 465955 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/465955
Floating-point unit constructed of identical modules Feb 13, 1983 Issued
Array ( [id] => 2204421 [patent_doc_number] => 04524345 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1985-06-18 [patent_title] => 'Serial comparison flag detector' [patent_app_type] => 1 [patent_app_number] => 6/466208 [patent_app_country] => US [patent_app_date] => 1983-02-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 5 [patent_no_of_words] => 4168 [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/04/524/04524345.pdf [firstpage_image] =>[orig_patent_app_number] => 466208 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/466208
Serial comparison flag detector Feb 13, 1983 Issued
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