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
08/164863 METHOD AND APPARATUS FOR CALCULATING FLOATING POINT EXPONENT VALUES Dec 9, 1993 Abandoned
Array ( [id] => 3470635 [patent_doc_number] => 05392228 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-02-21 [patent_title] => 'Result normalizer and method of operation' [patent_app_type] => 1 [patent_app_number] => 8/161361 [patent_app_country] => US [patent_app_date] => 1993-12-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 5 [patent_no_of_words] => 5519 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 219 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/392/05392228.pdf [firstpage_image] =>[orig_patent_app_number] => 161361 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/161361
Result normalizer and method of operation Dec 5, 1993 Issued
08/123731 ADDER-SUBTRACTOR OF TWO INTEGERS Nov 30, 1993 Abandoned
08/159640 THREE INPUT ARITHMETIC LOGIC UNIT EMPLOYING CARRY PROPAGATE LOGIC Nov 29, 1993 Abandoned
Array ( [id] => 3120359 [patent_doc_number] => 05465224 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-11-07 [patent_title] => 'Three input arithmetic logic unit forming the sum of a first Boolean combination of first, second and third inputs plus a second Boolean combination of first, second and third inputs' [patent_app_type] => 1 [patent_app_number] => 8/160113 [patent_app_country] => US [patent_app_date] => 1993-11-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 37 [patent_figures_cnt] => 70 [patent_no_of_words] => 99214 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 183 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/465/05465224.pdf [firstpage_image] =>[orig_patent_app_number] => 160113 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/160113
Three input arithmetic logic unit forming the sum of a first Boolean combination of first, second and third inputs plus a second Boolean combination of first, second and third inputs Nov 29, 1993 Issued
Array ( [id] => 3526695 [patent_doc_number] => 05576981 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-11-19 [patent_title] => 'Portable computer with interchangeable keypad and method for operating same' [patent_app_type] => 1 [patent_app_number] => 8/153461 [patent_app_country] => US [patent_app_date] => 1993-11-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 7 [patent_no_of_words] => 4953 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 7 [patent_words_short_claim] => 197 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/576/05576981.pdf [firstpage_image] =>[orig_patent_app_number] => 153461 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/153461
Portable computer with interchangeable keypad and method for operating same Nov 16, 1993 Issued
08/152492 PORTABLE APPARATUS FOR PROVIDING MULTIPLE INTEGRATED COMMUNICATION MEDIA Nov 14, 1993 Abandoned
Array ( [id] => 3525128 [patent_doc_number] => 05487025 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-01-23 [patent_title] => 'Carry chain adder using regenerative push-pull differential logic' [patent_app_type] => 1 [patent_app_number] => 8/152561 [patent_app_country] => US [patent_app_date] => 1993-11-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 4593 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 305 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/487/05487025.pdf [firstpage_image] =>[orig_patent_app_number] => 152561 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/152561
Carry chain adder using regenerative push-pull differential logic Nov 14, 1993 Issued
Array ( [id] => 4064114 [patent_doc_number] => 05933361 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-08-03 [patent_title] => 'Method of and apparatus for multiplying matrix data' [patent_app_type] => 1 [patent_app_number] => 8/150371 [patent_app_country] => US [patent_app_date] => 1993-11-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 32 [patent_figures_cnt] => 21 [patent_no_of_words] => 5140 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 7 [patent_words_short_claim] => 157 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/933/05933361.pdf [firstpage_image] =>[orig_patent_app_number] => 150371 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/150371
Method of and apparatus for multiplying matrix data Nov 9, 1993 Issued
08/148526 LINEAR INTERPOLATION OPERATOR Nov 7, 1993 Abandoned
Array ( [id] => 3044123 [patent_doc_number] => 05329472 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1994-07-12 [patent_title] => 'Method and apparatus for controlling coefficients of adaptive filter' [patent_app_type] => 1 [patent_app_number] => 8/143239 [patent_app_country] => US [patent_app_date] => 1993-10-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 16 [patent_no_of_words] => 6728 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 8 [patent_words_short_claim] => 118 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/329/05329472.pdf [firstpage_image] =>[orig_patent_app_number] => 143239 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/143239
Method and apparatus for controlling coefficients of adaptive filter Oct 21, 1993 Issued
08/133367 IMAGE FILTERING WITH AN EFFICIENT IMPLEMENTATION OF HIGH ORDER DECIMATION DIGITAL FILTERS Oct 7, 1993 Abandoned
Array ( [id] => 3124521 [patent_doc_number] => 05396443 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-03-07 [patent_title] => 'Information processing apparatus including arrangements for activation to and deactivation from a power-saving state' [patent_app_type] => 1 [patent_app_number] => 8/133221 [patent_app_country] => US [patent_app_date] => 1993-10-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 21 [patent_no_of_words] => 11052 [patent_no_of_claims] => 29 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 103 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/396/05396443.pdf [firstpage_image] =>[orig_patent_app_number] => 133221 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/133221
Information processing apparatus including arrangements for activation to and deactivation from a power-saving state Oct 6, 1993 Issued
Array ( [id] => 3468333 [patent_doc_number] => 05383142 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-01-17 [patent_title] => 'Fast circuit and method for detecting predetermined bit patterns' [patent_app_type] => 1 [patent_app_number] => 8/131052 [patent_app_country] => US [patent_app_date] => 1993-10-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 4 [patent_no_of_words] => 4471 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 220 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/383/05383142.pdf [firstpage_image] =>[orig_patent_app_number] => 131052 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/131052
Fast circuit and method for detecting predetermined bit patterns Sep 30, 1993 Issued
08/128941 CALCULATOR WITH TABLE GENERATION CAPABILITY Sep 28, 1993 Abandoned
Array ( [id] => 3130461 [patent_doc_number] => 05381360 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-01-10 [patent_title] => 'Modulo arithmetic addressing circuit' [patent_app_type] => 1 [patent_app_number] => 8/127431 [patent_app_country] => US [patent_app_date] => 1993-09-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 8260 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 175 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/381/05381360.pdf [firstpage_image] =>[orig_patent_app_number] => 127431 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/127431
Modulo arithmetic addressing circuit Sep 26, 1993 Issued
Array ( [id] => 3457991 [patent_doc_number] => 05386377 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-01-31 [patent_title] => 'Parallelized borrow look ahead subtractor' [patent_app_type] => 1 [patent_app_number] => 8/122804 [patent_app_country] => US [patent_app_date] => 1993-09-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 5 [patent_no_of_words] => 3225 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 230 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/386/05386377.pdf [firstpage_image] =>[orig_patent_app_number] => 122804 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/122804
Parallelized borrow look ahead subtractor Sep 15, 1993 Issued
Array ( [id] => 3066651 [patent_doc_number] => 05351205 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1994-09-27 [patent_title] => 'Method for filtering digital signals which varies the filter length' [patent_app_type] => 1 [patent_app_number] => 8/116926 [patent_app_country] => US [patent_app_date] => 1993-09-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 9 [patent_no_of_words] => 2591 [patent_no_of_claims] => 28 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 248 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/351/05351205.pdf [firstpage_image] =>[orig_patent_app_number] => 116926 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/116926
Method for filtering digital signals which varies the filter length Sep 6, 1993 Issued
Array ( [id] => 3459160 [patent_doc_number] => 05424972 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-06-13 [patent_title] => 'Carry look ahead circuit' [patent_app_type] => 1 [patent_app_number] => 8/115737 [patent_app_country] => US [patent_app_date] => 1993-09-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 13 [patent_no_of_words] => 3497 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 607 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/424/05424972.pdf [firstpage_image] =>[orig_patent_app_number] => 115737 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/115737
Carry look ahead circuit Sep 2, 1993 Issued
Array ( [id] => 3462850 [patent_doc_number] => 05379242 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-01-03 [patent_title] => 'ROM filter' [patent_app_type] => 1 [patent_app_number] => 8/115491 [patent_app_country] => US [patent_app_date] => 1993-09-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 17 [patent_no_of_words] => 5170 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 138 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/379/05379242.pdf [firstpage_image] =>[orig_patent_app_number] => 115491 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/115491
ROM filter Aug 31, 1993 Issued
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