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] => 2794423 [patent_doc_number] => 05093801 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-03-03 [patent_title] => 'Arrayable modular FFT processor' [patent_app_type] => 1 [patent_app_number] => 7/549041 [patent_app_country] => US [patent_app_date] => 1990-07-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 20 [patent_no_of_words] => 12957 [patent_no_of_claims] => 40 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 167 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/093/05093801.pdf [firstpage_image] =>[orig_patent_app_number] => 549041 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/549041
Arrayable modular FFT processor Jul 5, 1990 Issued
Array ( [id] => 2904905 [patent_doc_number] => 05241488 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1993-08-31 [patent_title] => 'Hand-held computerized data collection terminal with contoured hand grip configuration' [patent_app_type] => 1 [patent_app_number] => 7/547087 [patent_app_country] => US [patent_app_date] => 1990-06-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 24 [patent_no_of_words] => 10495 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 217 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/241/05241488.pdf [firstpage_image] =>[orig_patent_app_number] => 547087 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/547087
Hand-held computerized data collection terminal with contoured hand grip configuration Jun 28, 1990 Issued
Array ( [id] => 2820055 [patent_doc_number] => 05086406 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-02-04 [patent_title] => 'Circuit arrangement for decimal arithmetic' [patent_app_type] => 1 [patent_app_number] => 7/544863 [patent_app_country] => US [patent_app_date] => 1990-06-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 9 [patent_no_of_words] => 1964 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 208 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/086/05086406.pdf [firstpage_image] =>[orig_patent_app_number] => 544863 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/544863
Circuit arrangement for decimal arithmetic Jun 27, 1990 Issued
Array ( [id] => 2754970 [patent_doc_number] => 05003503 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-03-26 [patent_title] => 'Comprehensive computer data control entries from very few keys operable in a fast touch type mode' [patent_app_type] => 1 [patent_app_number] => 7/542782 [patent_app_country] => US [patent_app_date] => 1990-06-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 3810 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 118 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/003/05003503.pdf [firstpage_image] =>[orig_patent_app_number] => 542782 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/542782
Comprehensive computer data control entries from very few keys operable in a fast touch type mode Jun 25, 1990 Issued
07/543913 FIXED POINT DIGITAL SYSTEM WITH OVERFLOW PREVENTION Jun 25, 1990 Abandoned
07/540405 ADJUSTING FILTER COEFFICIENTS Jun 18, 1990 Abandoned
Array ( [id] => 2758909 [patent_doc_number] => 05072207 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-12-10 [patent_title] => 'Device for generating a signal for one-bit masking at the time of a dynamic comparison of a mesh of serial data with a reference' [patent_app_type] => 1 [patent_app_number] => 7/538411 [patent_app_country] => US [patent_app_date] => 1990-06-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 8 [patent_no_of_words] => 2479 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 191 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/072/05072207.pdf [firstpage_image] =>[orig_patent_app_number] => 538411 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/538411
Device for generating a signal for one-bit masking at the time of a dynamic comparison of a mesh of serial data with a reference Jun 14, 1990 Issued
Array ( [id] => 2797128 [patent_doc_number] => 05130943 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-07-14 [patent_title] => 'Method and configuration for improving the dynamic range of an adaptive recursive network for processing discrete-time signals' [patent_app_type] => 1 [patent_app_number] => 7/538842 [patent_app_country] => US [patent_app_date] => 1990-06-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 2712 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 99 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/130/05130943.pdf [firstpage_image] =>[orig_patent_app_number] => 538842 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/538842
Method and configuration for improving the dynamic range of an adaptive recursive network for processing discrete-time signals Jun 14, 1990 Issued
07/538821 METHOD AND NETWORK CONFIGURATION FOR ATTAINING A CONTINUOUS VARIATION IN THE TRANSFER FUNCTION OF AN ADAPTIVE RECURSIVE NETWORK FOR PROCESSING DISCRETE-TIME SIGNALS Jun 14, 1990 Abandoned
Array ( [id] => 2720673 [patent_doc_number] => RE033629 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-07-02 [patent_title] => 'Numeric data processor' [patent_app_type] => 2 [patent_app_number] => 7/461538 [patent_app_country] => US [patent_app_date] => 1990-06-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 9 [patent_no_of_words] => 14635 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 1618 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/RE/033/RE033629.pdf [firstpage_image] =>[orig_patent_app_number] => 461538 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/461538
Numeric data processor May 31, 1990 Issued
Array ( [id] => 2810234 [patent_doc_number] => 05140546 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-08-18 [patent_title] => 'Adder circuit apparatus' [patent_app_type] => 1 [patent_app_number] => 7/531713 [patent_app_country] => US [patent_app_date] => 1990-05-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 6556 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 273 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/140/05140546.pdf [firstpage_image] =>[orig_patent_app_number] => 531713 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/531713
Adder circuit apparatus May 30, 1990 Issued
Array ( [id] => 2824016 [patent_doc_number] => 05122979 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-06-16 [patent_title] => 'Method and a digital electronic device for the evaluation of an extremum of a set of binary encoded data words' [patent_app_type] => 1 [patent_app_number] => 7/528973 [patent_app_country] => US [patent_app_date] => 1990-05-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 10 [patent_no_of_words] => 4929 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 428 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/122/05122979.pdf [firstpage_image] =>[orig_patent_app_number] => 528973 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/528973
Method and a digital electronic device for the evaluation of an extremum of a set of binary encoded data words May 28, 1990 Issued
Array ( [id] => 2679839 [patent_doc_number] => 05034910 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-07-23 [patent_title] => 'Systolic fast Fourier transform method and apparatus' [patent_app_type] => 1 [patent_app_number] => 7/528366 [patent_app_country] => US [patent_app_date] => 1990-05-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 9 [patent_no_of_words] => 5666 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 114 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/034/05034910.pdf [firstpage_image] =>[orig_patent_app_number] => 528366 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/528366
Systolic fast Fourier transform method and apparatus May 24, 1990 Issued
Array ( [id] => 2863657 [patent_doc_number] => 05126963 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-06-30 [patent_title] => 'Hardware arrangement for floating-point multiplication and operating method therefor' [patent_app_type] => 1 [patent_app_number] => 7/526141 [patent_app_country] => US [patent_app_date] => 1990-05-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 6 [patent_no_of_words] => 3005 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 161 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/126/05126963.pdf [firstpage_image] =>[orig_patent_app_number] => 526141 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/526141
Hardware arrangement for floating-point multiplication and operating method therefor May 21, 1990 Issued
07/519843 SIGNED DIGIT ARITHMETIC PROCESSING UNITS WITH BINARY OPERANDS May 6, 1990 Issued
07/519031 COMBINATION LAPTOP AND PAD COMPUTER May 3, 1990 Abandoned
Array ( [id] => 2859288 [patent_doc_number] => 05105379 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-04-14 [patent_title] => 'Incrementing subtractive circuits' [patent_app_type] => 1 [patent_app_number] => 7/505283 [patent_app_country] => US [patent_app_date] => 1990-04-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 1883 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 131 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/105/05105379.pdf [firstpage_image] =>[orig_patent_app_number] => 505283 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/505283
Incrementing subtractive circuits Apr 4, 1990 Issued
Array ( [id] => 2790577 [patent_doc_number] => 05088057 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-02-11 [patent_title] => 'Rational rate frequency generator' [patent_app_type] => 1 [patent_app_number] => 7/504812 [patent_app_country] => US [patent_app_date] => 1990-04-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 7 [patent_no_of_words] => 5217 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 213 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/088/05088057.pdf [firstpage_image] =>[orig_patent_app_number] => 504812 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/504812
Rational rate frequency generator Apr 4, 1990 Issued
Array ( [id] => 2831992 [patent_doc_number] => 05095458 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-03-10 [patent_title] => 'Radix 4 carry lookahead tree and redundant cell therefor' [patent_app_type] => 1 [patent_app_number] => 7/503822 [patent_app_country] => US [patent_app_date] => 1990-04-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 15 [patent_no_of_words] => 4715 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 22 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/095/05095458.pdf [firstpage_image] =>[orig_patent_app_number] => 503822 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/503822
Radix 4 carry lookahead tree and redundant cell therefor Apr 1, 1990 Issued
Array ( [id] => 2679801 [patent_doc_number] => 05034908 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-07-23 [patent_title] => 'Digit-serial transversal filters' [patent_app_type] => 1 [patent_app_number] => 7/504503 [patent_app_country] => US [patent_app_date] => 1990-04-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 26 [patent_figures_cnt] => 29 [patent_no_of_words] => 18930 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 126 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/034/05034908.pdf [firstpage_image] =>[orig_patent_app_number] => 504503 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/504503
Digit-serial transversal filters Apr 1, 1990 Issued
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