
Keith D. Walker
Supervisory Patent Examiner (ID: 17867, Phone: (571)272-3458 , Office: P/1735 )
| Most Active Art Unit | 1735 |
| Art Unit(s) | 1735, 1795, 1726, 1745 |
| Total Applications | 568 |
| Issued Applications | 152 |
| Pending Applications | 56 |
| Abandoned Applications | 363 |
Applications
| Application number | Title of the application | Filing Date | Status |
|---|---|---|---|
Array
(
[id] => 6720568
[patent_doc_number] => 20030054256
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2003-03-20
[patent_title] => 'Totally solid type polymer lithium ion secondary battery and manufacturing method of the same'
[patent_app_type] => new
[patent_app_number] => 10/202628
[patent_app_country] => US
[patent_app_date] => 2002-07-25
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 10
[patent_figures_cnt] => 10
[patent_no_of_words] => 8487
[patent_no_of_claims] => 15
[patent_no_of_ind_claims] => 3
[patent_words_short_claim] => 86
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] => publications/A1/0054/20030054256.pdf
[firstpage_image] =>[orig_patent_app_number] => 10202628
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/202628 | Totally solid type polymer lithium ion secondary battery and manufacturing method of the same | Jul 24, 2002 | Abandoned |
Array
(
[id] => 581711
[patent_doc_number] => 07445861
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2008-11-04
[patent_title] => 'Method for detecting abnormality in fuel cell'
[patent_app_type] => utility
[patent_app_number] => 10/206016
[patent_app_country] => US
[patent_app_date] => 2002-07-25
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 7
[patent_figures_cnt] => 9
[patent_no_of_words] => 8267
[patent_no_of_claims] => 6
[patent_no_of_ind_claims] => 2
[patent_words_short_claim] => 127
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/07/445/07445861.pdf
[firstpage_image] =>[orig_patent_app_number] => 10206016
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/206016 | Method for detecting abnormality in fuel cell | Jul 24, 2002 | Issued |
Array
(
[id] => 7396708
[patent_doc_number] => 20040018422
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2004-01-29
[patent_title] => 'Device including flexible battery and method of producing same'
[patent_app_type] => new
[patent_app_number] => 10/201272
[patent_app_country] => US
[patent_app_date] => 2002-07-24
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 9
[patent_figures_cnt] => 9
[patent_no_of_words] => 5156
[patent_no_of_claims] => 46
[patent_no_of_ind_claims] => 2
[patent_words_short_claim] => 50
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] => publications/A1/0018/20040018422.pdf
[firstpage_image] =>[orig_patent_app_number] => 10201272
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/201272 | Device including flexible battery and method of producing same | Jul 23, 2002 | Abandoned |
Array
(
[id] => 6782829
[patent_doc_number] => 20030064276
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2003-04-03
[patent_title] => 'Fuel Cell'
[patent_app_type] => new
[patent_app_number] => 10/110822
[patent_app_country] => US
[patent_app_date] => 2002-07-18
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 11
[patent_figures_cnt] => 11
[patent_no_of_words] => 18090
[patent_no_of_claims] => 16
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 98
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] => publications/A1/0064/20030064276.pdf
[firstpage_image] =>[orig_patent_app_number] => 10110822
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/110822 | Fuel Cell | Jul 17, 2002 | Abandoned |
Array
(
[id] => 6755574
[patent_doc_number] => 20030003351
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2003-01-02
[patent_title] => 'Secondary battery'
[patent_app_type] => new
[patent_app_number] => 10/188729
[patent_app_country] => US
[patent_app_date] => 2002-07-02
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 14
[patent_figures_cnt] => 14
[patent_no_of_words] => 4786
[patent_no_of_claims] => 7
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 71
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] => publications/A1/0003/20030003351.pdf
[firstpage_image] =>[orig_patent_app_number] => 10188729
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/188729 | Secondary battery | Jul 1, 2002 | Abandoned |
Array
(
[id] => 7431156
[patent_doc_number] => 20040001985
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2004-01-01
[patent_title] => 'Fuel cell cooling system'
[patent_app_type] => new
[patent_app_number] => 10/184104
[patent_app_country] => US
[patent_app_date] => 2002-06-28
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 3
[patent_figures_cnt] => 3
[patent_no_of_words] => 4912
[patent_no_of_claims] => 32
[patent_no_of_ind_claims] => 2
[patent_words_short_claim] => 141
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] => publications/A1/0001/20040001985.pdf
[firstpage_image] =>[orig_patent_app_number] => 10184104
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/184104 | Fuel cell cooling system | Jun 27, 2002 | Abandoned |
Array
(
[id] => 482890
[patent_doc_number] => 07220693
[patent_country] => US
[patent_kind] => B1
[patent_issue_date] => 2007-05-22
[patent_title] => 'Fuel cell catalyst electrodes'
[patent_app_type] => utility
[patent_app_number] => 10/187033
[patent_app_country] => US
[patent_app_date] => 2002-06-27
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 5
[patent_figures_cnt] => 5
[patent_no_of_words] => 3677
[patent_no_of_claims] => 8
[patent_no_of_ind_claims] => 3
[patent_words_short_claim] => 79
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/07/220/07220693.pdf
[firstpage_image] =>[orig_patent_app_number] => 10187033
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/187033 | Fuel cell catalyst electrodes | Jun 26, 2002 | Issued |
Array
(
[id] => 6825115
[patent_doc_number] => 20030235737
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2003-12-25
[patent_title] => 'Metal-coated polymer electrolyte and method of manufacturing thereof'
[patent_app_type] => new
[patent_app_number] => 10/173825
[patent_app_country] => US
[patent_app_date] => 2002-06-19
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 12
[patent_figures_cnt] => 12
[patent_no_of_words] => 5358
[patent_no_of_claims] => 37
[patent_no_of_ind_claims] => 9
[patent_words_short_claim] => 42
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] => publications/A1/0235/20030235737.pdf
[firstpage_image] =>[orig_patent_app_number] => 10173825
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/173825 | Metal-coated polymer electrolyte and method of manufacturing thereof | Jun 18, 2002 | Abandoned |
Array
(
[id] => 6765483
[patent_doc_number] => 20030099882
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2003-05-29
[patent_title] => 'Methods and materials for the preparation of a zinc anode useful for batteries and fuel cells'
[patent_app_type] => new
[patent_app_number] => 10/171079
[patent_app_country] => US
[patent_app_date] => 2002-06-12
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 6
[patent_figures_cnt] => 6
[patent_no_of_words] => 4215
[patent_no_of_claims] => 26
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[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] => publications/A1/0099/20030099882.pdf
[firstpage_image] =>[orig_patent_app_number] => 10171079
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/171079 | Methods and materials for the preparation of a zinc anode useful for batteries and fuel cells | Jun 11, 2002 | Abandoned |
Array
(
[id] => 6523878
[patent_doc_number] => 20020192535
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2002-12-19
[patent_title] => 'Electrode for solid polymer type fuel cell and manufacturing method therefor'
[patent_app_type] => new
[patent_app_number] => 10/166717
[patent_app_country] => US
[patent_app_date] => 2002-06-12
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 7
[patent_figures_cnt] => 7
[patent_no_of_words] => 8331
[patent_no_of_claims] => 33
[patent_no_of_ind_claims] => 3
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[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] => publications/A1/0192/20020192535.pdf
[firstpage_image] =>[orig_patent_app_number] => 10166717
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/166717 | Electrode for solid polymer type fuel cell and manufacturing method therefor | Jun 11, 2002 | Abandoned |
Array
(
[id] => 6701343
[patent_doc_number] => 20030224223
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2003-12-04
[patent_title] => 'Battery pack electronics assembly'
[patent_app_type] => new
[patent_app_number] => 10/163666
[patent_app_country] => US
[patent_app_date] => 2002-06-06
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 4
[patent_figures_cnt] => 4
[patent_no_of_words] => 2424
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[patent_current_assignee] =>[type] => publication
[pdf_file] => publications/A1/0224/20030224223.pdf
[firstpage_image] =>[orig_patent_app_number] => 10163666
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/163666 | Battery pack electronics assembly | Jun 5, 2002 | Abandoned |
Array
(
[id] => 6259488
[patent_doc_number] => 20020187384
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2002-12-12
[patent_title] => 'Seal structure of a fuel cell'
[patent_app_type] => new
[patent_app_number] => 10/161617
[patent_app_country] => US
[patent_app_date] => 2002-06-05
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 6
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[patent_current_assignee] =>[type] => publication
[pdf_file] => publications/A1/0187/20020187384.pdf
[firstpage_image] =>[orig_patent_app_number] => 10161617
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/161617 | Separator seal structure for a fuel cell | Jun 4, 2002 | Issued |
Array
(
[id] => 6157281
[patent_doc_number] => 20020146611
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2002-10-10
[patent_title] => 'ELECTROCHEMICAL CELL HAVING GAS FLOW CHANNELS SURROUNDED BY SOLID ELECTROLYTE AND INTERCONNECTOR'
[patent_app_type] => new
[patent_app_number] => 10/158085
[patent_app_country] => US
[patent_app_date] => 2002-05-31
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 12
[patent_figures_cnt] => 12
[patent_no_of_words] => 6282
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[patent_current_assignee] =>[type] => publication
[pdf_file] => publications/A1/0146/20020146611.pdf
[firstpage_image] =>[orig_patent_app_number] => 10158085
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/158085 | ELECTROCHEMICAL CELL HAVING GAS FLOW CHANNELS SURROUNDED BY SOLID ELECTROLYTE AND INTERCONNECTOR | May 30, 2002 | Abandoned |
Array
(
[id] => 6650111
[patent_doc_number] => 20030008213
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2003-01-09
[patent_title] => 'Method for manufacturing lithium battery'
[patent_app_type] => new
[patent_app_number] => 10/153223
[patent_app_country] => US
[patent_app_date] => 2002-05-23
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 2
[patent_figures_cnt] => 2
[patent_no_of_words] => 3873
[patent_no_of_claims] => 36
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[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] => publications/A1/0008/20030008213.pdf
[firstpage_image] =>[orig_patent_app_number] => 10153223
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/153223 | Method for manufacturing lithium battery | May 22, 2002 | Abandoned |
Array
(
[id] => 6650111
[patent_doc_number] => 20030008213
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2003-01-09
[patent_title] => 'Method for manufacturing lithium battery'
[patent_app_type] => new
[patent_app_number] => 10/153223
[patent_app_country] => US
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[patent_current_assignee] =>[type] => publication
[pdf_file] => publications/A1/0008/20030008213.pdf
[firstpage_image] =>[orig_patent_app_number] => 10153223
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/153223 | Method for manufacturing lithium battery | May 22, 2002 | Abandoned |
Array
(
[id] => 6650097
[patent_doc_number] => 20030008210
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2003-01-09
[patent_title] => 'Silver maganese salt cathodes for alkaline batteries'
[patent_app_type] => new
[patent_app_number] => 10/076268
[patent_app_country] => US
[patent_app_date] => 2002-05-13
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 9
[patent_figures_cnt] => 9
[patent_no_of_words] => 3154
[patent_no_of_claims] => 31
[patent_no_of_ind_claims] => 1
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[patent_maintenance] => 1
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[patent_current_assignee] =>[type] => publication
[pdf_file] => publications/A1/0008/20030008210.pdf
[firstpage_image] =>[orig_patent_app_number] => 10076268
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/076268 | Silver maganese salt cathodes for alkaline batteries | May 12, 2002 | Abandoned |
Array
(
[id] => 151019
[patent_doc_number] => 07682714
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2010-03-23
[patent_title] => 'Connecting structure of a cell monitor connector to a fuel cell stack'
[patent_app_type] => utility
[patent_app_number] => 10/140828
[patent_app_country] => US
[patent_app_date] => 2002-05-09
[patent_effective_date] => 0000-00-00
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[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/07/682/07682714.pdf
[firstpage_image] =>[orig_patent_app_number] => 10140828
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/140828 | Connecting structure of a cell monitor connector to a fuel cell stack | May 8, 2002 | Issued |
Array
(
[id] => 602243
[patent_doc_number] => 07432005
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2008-10-07
[patent_title] => 'Model-based feed-forward control system for power (or current) in a fuel cell system'
[patent_app_type] => utility
[patent_app_number] => 10/134669
[patent_app_country] => US
[patent_app_date] => 2002-04-29
[patent_effective_date] => 0000-00-00
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[pdf_file] => patents/07/432/07432005.pdf
[firstpage_image] =>[orig_patent_app_number] => 10134669
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/134669 | Model-based feed-forward control system for power (or current) in a fuel cell system | Apr 28, 2002 | Issued |
Array
(
[id] => 6523828
[patent_doc_number] => 20020192530
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2002-12-19
[patent_title] => 'Fuel cell that can stably generate electricity with excellent characteristics'
[patent_app_type] => new
[patent_app_number] => 10/088515
[patent_app_country] => US
[patent_app_date] => 2002-03-29
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 12
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[patent_current_assignee] =>[type] => publication
[pdf_file] => publications/A1/0192/20020192530.pdf
[firstpage_image] =>[orig_patent_app_number] => 10088515
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/088515 | Fuel cell that can stably generate electricity with excellent characteristics | Mar 28, 2002 | Abandoned |
Array
(
[id] => 7303598
[patent_doc_number] => 20040115488
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2004-06-17
[patent_title] => 'Fuel battery system and purging method therefor'
[patent_app_type] => new
[patent_app_number] => 10/470779
[patent_app_country] => US
[patent_app_date] => 2004-01-05
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 8
[patent_figures_cnt] => 8
[patent_no_of_words] => 6754
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[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] => publications/A1/0115/20040115488.pdf
[firstpage_image] =>[orig_patent_app_number] => 10470779
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/470779 | Purging method of fuel cell system | Jan 28, 2002 | Issued |