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] => 2665322 [patent_doc_number] => 04930097 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-05-29 [patent_title] => 'Architecture for an improved performance of a programmable logic device' [patent_app_type] => 1 [patent_app_number] => 7/292464 [patent_app_country] => US [patent_app_date] => 1988-12-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 10 [patent_no_of_words] => 5593 [patent_no_of_claims] => 18 [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/04/930/04930097.pdf [firstpage_image] =>[orig_patent_app_number] => 292464 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/292464
Architecture for an improved performance of a programmable logic device Dec 29, 1988 Issued
Array ( [id] => 2665339 [patent_doc_number] => 04930098 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-05-29 [patent_title] => 'Shift register programming for a programmable logic device' [patent_app_type] => 1 [patent_app_number] => 7/292462 [patent_app_country] => US [patent_app_date] => 1988-12-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 10 [patent_no_of_words] => 5541 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 138 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/930/04930098.pdf [firstpage_image] =>[orig_patent_app_number] => 292462 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/292462
Shift register programming for a programmable logic device Dec 29, 1988 Issued
07/295924 A COMPUTER WITH ALGEBRAIC EXPRESSION MEMORY Dec 28, 1988 Abandoned
Array ( [id] => 2612766 [patent_doc_number] => 04949291 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-08-14 [patent_title] => 'Apparatus and method for converting floating point data formats in a microprocessor' [patent_app_type] => 1 [patent_app_number] => 7/288433 [patent_app_country] => US [patent_app_date] => 1988-12-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 3361 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 143 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/949/04949291.pdf [firstpage_image] =>[orig_patent_app_number] => 288433 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/288433
Apparatus and method for converting floating point data formats in a microprocessor Dec 21, 1988 Issued
90/001676 CALLING INSTRUCTIONS FOR A DATA PROCESSING SYSTEM Dec 19, 1988 Pending
Array ( [id] => 2574021 [patent_doc_number] => 04858167 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-08-15 [patent_title] => 'Parallel binary adder having grouped stages including dynamic logic to increase carry propagation speed' [patent_app_type] => 1 [patent_app_number] => 7/285359 [patent_app_country] => US [patent_app_date] => 1988-12-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 2385 [patent_no_of_claims] => 3 [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/04/858/04858167.pdf [firstpage_image] =>[orig_patent_app_number] => 285359 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/285359
Parallel binary adder having grouped stages including dynamic logic to increase carry propagation speed Dec 13, 1988 Issued
Array ( [id] => 2646386 [patent_doc_number] => 04910698 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-03-20 [patent_title] => 'Sine wave generator using a cordic algorithm' [patent_app_type] => 1 [patent_app_number] => 7/284775 [patent_app_country] => US [patent_app_date] => 1988-12-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 7 [patent_no_of_words] => 3671 [patent_no_of_claims] => 16 [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/04/910/04910698.pdf [firstpage_image] =>[orig_patent_app_number] => 284775 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/284775
Sine wave generator using a cordic algorithm Dec 11, 1988 Issued
Array ( [id] => 2503894 [patent_doc_number] => 04847798 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-07-11 [patent_title] => 'Case structure for an electronic apparatus, and deformable ornamental body therefor' [patent_app_type] => 1 [patent_app_number] => 7/270394 [patent_app_country] => US [patent_app_date] => 1988-11-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 16 [patent_figures_cnt] => 26 [patent_no_of_words] => 7248 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 84 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/847/04847798.pdf [firstpage_image] =>[orig_patent_app_number] => 270394 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/270394
Case structure for an electronic apparatus, and deformable ornamental body therefor Nov 9, 1988 Issued
07/266907 GENERAL PURPOSE OPTICAL COMPUTER Nov 2, 1988 Abandoned
Array ( [id] => 2639999 [patent_doc_number] => 04977503 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-12-11 [patent_title] => 'Electronic sports information retrieval device' [patent_app_type] => 1 [patent_app_number] => 7/259160 [patent_app_country] => US [patent_app_date] => 1988-10-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 21 [patent_no_of_words] => 3494 [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/04/977/04977503.pdf [firstpage_image] =>[orig_patent_app_number] => 259160 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/259160
Electronic sports information retrieval device Oct 17, 1988 Issued
07/259492 COMPARATOR HAVING VARIABLE WIDTH COMPARISONS Oct 16, 1988 Abandoned
Array ( [id] => 2486762 [patent_doc_number] => 04882685 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-11-21 [patent_title] => 'Voice activated compact electronic calculator' [patent_app_type] => 1 [patent_app_number] => 7/259424 [patent_app_country] => US [patent_app_date] => 1988-10-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 13 [patent_no_of_words] => 2468 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 238 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/882/04882685.pdf [firstpage_image] =>[orig_patent_app_number] => 259424 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/259424
Voice activated compact electronic calculator Oct 16, 1988 Issued
Array ( [id] => 2715706 [patent_doc_number] => 04992967 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-02-12 [patent_title] => 'Digital filter using fourier transformation' [patent_app_type] => 1 [patent_app_number] => 7/258814 [patent_app_country] => US [patent_app_date] => 1988-10-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 22 [patent_no_of_words] => 2818 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 29 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/992/04992967.pdf [firstpage_image] =>[orig_patent_app_number] => 258814 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/258814
Digital filter using fourier transformation Oct 16, 1988 Issued
Array ( [id] => 2603872 [patent_doc_number] => 04933891 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-06-12 [patent_title] => 'Method and circuit configuration for generating filter coefficients' [patent_app_type] => 1 [patent_app_number] => 7/250883 [patent_app_country] => US [patent_app_date] => 1988-09-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 4102 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 154 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/933/04933891.pdf [firstpage_image] =>[orig_patent_app_number] => 250883 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/250883
Method and circuit configuration for generating filter coefficients Sep 28, 1988 Issued
Array ( [id] => 2614264 [patent_doc_number] => 04903005 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-02-20 [patent_title] => 'Comparator circuit' [patent_app_type] => 1 [patent_app_number] => 7/250461 [patent_app_country] => US [patent_app_date] => 1988-09-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 7 [patent_no_of_words] => 3425 [patent_no_of_claims] => 5 [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/04/903/04903005.pdf [firstpage_image] =>[orig_patent_app_number] => 250461 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/250461
Comparator circuit Sep 27, 1988 Issued
Array ( [id] => 2602027 [patent_doc_number] => 04941118 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-07-10 [patent_title] => 'Division circuit having an operation loop including an adder and multiplier' [patent_app_type] => 1 [patent_app_number] => 7/248974 [patent_app_country] => US [patent_app_date] => 1988-09-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 9 [patent_no_of_words] => 4770 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 163 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/941/04941118.pdf [firstpage_image] =>[orig_patent_app_number] => 248974 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/248974
Division circuit having an operation loop including an adder and multiplier Sep 25, 1988 Issued
Array ( [id] => 2612802 [patent_doc_number] => 04949293 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-08-14 [patent_title] => 'Method and apparatus for computing residue with respect to arbitrary modulus' [patent_app_type] => 1 [patent_app_number] => 7/248041 [patent_app_country] => US [patent_app_date] => 1988-09-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 6282 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 246 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/949/04949293.pdf [firstpage_image] =>[orig_patent_app_number] => 248041 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/248041
Method and apparatus for computing residue with respect to arbitrary modulus Sep 22, 1988 Issued
07/248127 HAND HELD COMPUTERS WITH ALPHA KEYSTROKE INTRUCTION DISPLAYS Sep 22, 1988 Abandoned
Array ( [id] => 2611881 [patent_doc_number] => 04931973 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-06-05 [patent_title] => 'Method of generating updated transversal filter coefficients' [patent_app_type] => 1 [patent_app_number] => 7/245617 [patent_app_country] => US [patent_app_date] => 1988-09-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 5 [patent_no_of_words] => 3968 [patent_no_of_claims] => 1 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 538 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/931/04931973.pdf [firstpage_image] =>[orig_patent_app_number] => 245617 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/245617
Method of generating updated transversal filter coefficients Sep 18, 1988 Issued
Array ( [id] => 2611997 [patent_doc_number] => 04931979 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-06-05 [patent_title] => 'Adding apparatus having a high accuracy' [patent_app_type] => 1 [patent_app_number] => 7/236902 [patent_app_country] => US [patent_app_date] => 1988-08-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 9 [patent_no_of_words] => 3091 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 134 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/931/04931979.pdf [firstpage_image] =>[orig_patent_app_number] => 236902 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/236902
Adding apparatus having a high accuracy Aug 25, 1988 Issued
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