Search

Raymond Rei-yang Chai

Examiner (ID: 14751, Phone: (571)270-0576 , Office: P/2844 )

Most Active Art Unit
2844
Art Unit(s)
2844
Total Applications
682
Issued Applications
492
Pending Applications
83
Abandoned Applications
125

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 2940401 [patent_doc_number] => 05229715 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1993-07-20 [patent_title] => 'Variable reluctance sensor for electromagnetically sensing the rate of movement of an object' [patent_app_type] => 1 [patent_app_number] => 7/959493 [patent_app_country] => US [patent_app_date] => 1992-10-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 8 [patent_no_of_words] => 3528 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 305 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/229/05229715.pdf [firstpage_image] =>[orig_patent_app_number] => 959493 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/959493
Variable reluctance sensor for electromagnetically sensing the rate of movement of an object Oct 8, 1992 Issued
Array ( [id] => 3063200 [patent_doc_number] => 05339037 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1994-08-16 [patent_title] => 'Apparatus and method for determining the resistivity of earth formations' [patent_app_type] => 1 [patent_app_number] => 7/955101 [patent_app_country] => US [patent_app_date] => 1992-10-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 27 [patent_figures_cnt] => 29 [patent_no_of_words] => 11866 [patent_no_of_claims] => 42 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 121 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/339/05339037.pdf [firstpage_image] =>[orig_patent_app_number] => 955101 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/955101
Apparatus and method for determining the resistivity of earth formations Oct 8, 1992 Issued
Array ( [id] => 3084832 [patent_doc_number] => 05321361 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1994-06-14 [patent_title] => 'Apparatus and method for detecting magnetically detectable plastic pipe and other sources of magnetic fields from a distance using a vertically aligned gradiometer on a horizontal support' [patent_app_type] => 1 [patent_app_number] => 7/956245 [patent_app_country] => US [patent_app_date] => 1992-10-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 27 [patent_no_of_words] => 8942 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 193 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/321/05321361.pdf [firstpage_image] =>[orig_patent_app_number] => 956245 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/956245
Apparatus and method for detecting magnetically detectable plastic pipe and other sources of magnetic fields from a distance using a vertically aligned gradiometer on a horizontal support Oct 4, 1992 Issued
Array ( [id] => 3530188 [patent_doc_number] => 05528139 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-06-18 [patent_title] => 'Magnetic position and speed sensor with hall probe in an air gap' [patent_app_type] => 1 [patent_app_number] => 7/917061 [patent_app_country] => US [patent_app_date] => 1992-10-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 7 [patent_no_of_words] => 3177 [patent_no_of_claims] => 38 [patent_no_of_ind_claims] => 9 [patent_words_short_claim] => 24 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/528/05528139.pdf [firstpage_image] =>[orig_patent_app_number] => 917061 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/917061
Magnetic position and speed sensor with hall probe in an air gap Sep 30, 1992 Issued
Array ( [id] => 3026406 [patent_doc_number] => 05327079 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1994-07-05 [patent_title] => 'Method and device for non-destructive testing of a penetration of a reactor pressure vessel lid' [patent_app_type] => 1 [patent_app_number] => 7/954383 [patent_app_country] => US [patent_app_date] => 1992-09-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 12 [patent_no_of_words] => 3830 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 130 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/327/05327079.pdf [firstpage_image] =>[orig_patent_app_number] => 954383 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/954383
Method and device for non-destructive testing of a penetration of a reactor pressure vessel lid Sep 29, 1992 Issued
Array ( [id] => 3512156 [patent_doc_number] => 05570017 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-10-29 [patent_title] => 'Apparatus and method of damage detection for magnetically permeable members using an alternating magnetic field and hall effect sensors' [patent_app_type] => 1 [patent_app_number] => 7/954485 [patent_app_country] => US [patent_app_date] => 1992-09-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 10 [patent_no_of_words] => 7973 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 219 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/570/05570017.pdf [firstpage_image] =>[orig_patent_app_number] => 954485 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/954485
Apparatus and method of damage detection for magnetically permeable members using an alternating magnetic field and hall effect sensors Sep 29, 1992 Issued
Array ( [id] => 3078371 [patent_doc_number] => 05365163 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1994-11-15 [patent_title] => 'Sensor array for circuit tracer' [patent_app_type] => 1 [patent_app_number] => 7/950157 [patent_app_country] => US [patent_app_date] => 1992-09-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 11 [patent_no_of_words] => 5556 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 92 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/365/05365163.pdf [firstpage_image] =>[orig_patent_app_number] => 950157 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/950157
Sensor array for circuit tracer Sep 28, 1992 Issued
Array ( [id] => 3450968 [patent_doc_number] => 05420507 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-05-30 [patent_title] => 'Method and apparatus for sensing a target characteristic by measuring both impedance and resonant frequency of a tank circuit' [patent_app_type] => 1 [patent_app_number] => 7/952305 [patent_app_country] => US [patent_app_date] => 1992-09-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 11 [patent_no_of_words] => 6060 [patent_no_of_claims] => 29 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 113 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/420/05420507.pdf [firstpage_image] =>[orig_patent_app_number] => 952305 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/952305
Method and apparatus for sensing a target characteristic by measuring both impedance and resonant frequency of a tank circuit Sep 27, 1992 Issued
Array ( [id] => 3007907 [patent_doc_number] => 05371460 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1994-12-06 [patent_title] => 'Speed and direction sensor for a rotating shaft having a rotor with teeth of alternating widths' [patent_app_type] => 1 [patent_app_number] => 7/948190 [patent_app_country] => US [patent_app_date] => 1992-09-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 7 [patent_no_of_words] => 3003 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 86 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/371/05371460.pdf [firstpage_image] =>[orig_patent_app_number] => 948190 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/948190
Speed and direction sensor for a rotating shaft having a rotor with teeth of alternating widths Sep 20, 1992 Issued
Array ( [id] => 2968953 [patent_doc_number] => 05264794 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1993-11-23 [patent_title] => 'Method of measuring magnetic fields on magnetically recorded media using a scanning tunneling microscope and magnetic probe' [patent_app_type] => 1 [patent_app_number] => 7/947693 [patent_app_country] => US [patent_app_date] => 1992-09-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 3280 [patent_no_of_claims] => 8 [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/05/264/05264794.pdf [firstpage_image] =>[orig_patent_app_number] => 947693 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/947693
Method of measuring magnetic fields on magnetically recorded media using a scanning tunneling microscope and magnetic probe Sep 20, 1992 Issued
Array ( [id] => 3077164 [patent_doc_number] => 05336997 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1994-08-09 [patent_title] => 'Non-symmetrical inductive sensors having ferrite coil geometries with different top and base geometries' [patent_app_type] => 1 [patent_app_number] => 7/947101 [patent_app_country] => US [patent_app_date] => 1992-09-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 35 [patent_figures_cnt] => 69 [patent_no_of_words] => 16813 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 87 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/336/05336997.pdf [firstpage_image] =>[orig_patent_app_number] => 947101 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/947101
Non-symmetrical inductive sensors having ferrite coil geometries with different top and base geometries Sep 20, 1992 Issued
Array ( [id] => 3033204 [patent_doc_number] => 05317258 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1994-05-31 [patent_title] => 'Device for evaluating periodic signals from inductive pick-ups having a pulse former stage influenced as a function of the pick-up signal amplitude' [patent_app_type] => 1 [patent_app_number] => 7/948087 [patent_app_country] => US [patent_app_date] => 1992-09-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 5 [patent_no_of_words] => 3131 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 199 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/317/05317258.pdf [firstpage_image] =>[orig_patent_app_number] => 948087 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/948087
Device for evaluating periodic signals from inductive pick-ups having a pulse former stage influenced as a function of the pick-up signal amplitude Sep 20, 1992 Issued
Array ( [id] => 3007958 [patent_doc_number] => 05371463 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1994-12-06 [patent_title] => 'Magnetic instrument for detecting a poor band between a magnetic layer and a non-magnetic substrate' [patent_app_type] => 1 [patent_app_number] => 7/945707 [patent_app_country] => US [patent_app_date] => 1992-09-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 5 [patent_no_of_words] => 2610 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 66 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/371/05371463.pdf [firstpage_image] =>[orig_patent_app_number] => 945707 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/945707
Magnetic instrument for detecting a poor band between a magnetic layer and a non-magnetic substrate Sep 15, 1992 Issued
Array ( [id] => 3056043 [patent_doc_number] => 05283522 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1994-02-01 [patent_title] => 'Method for measuring weak local magnetic signals in the presence of magnetic noise fields' [patent_app_type] => 1 [patent_app_number] => 7/944597 [patent_app_country] => US [patent_app_date] => 1992-09-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 1313 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 102 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/283/05283522.pdf [firstpage_image] =>[orig_patent_app_number] => 944597 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/944597
Method for measuring weak local magnetic signals in the presence of magnetic noise fields Sep 13, 1992 Issued
Array ( [id] => 3062848 [patent_doc_number] => 05351004 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1994-09-27 [patent_title] => 'Saturable core proximity sensor including a flux director and a magnetic target element' [patent_app_type] => 1 [patent_app_number] => 7/944197 [patent_app_country] => US [patent_app_date] => 1992-09-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 15 [patent_no_of_words] => 10149 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 225 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/351/05351004.pdf [firstpage_image] =>[orig_patent_app_number] => 944197 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/944197
Saturable core proximity sensor including a flux director and a magnetic target element Sep 10, 1992 Issued
Array ( [id] => 3026893 [patent_doc_number] => 05289131 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1994-02-22 [patent_title] => 'Circuit configuration for monitoring an electromagnetically actuated device, in particular an electromagnetic clutch' [patent_app_type] => 1 [patent_app_number] => 7/943395 [patent_app_country] => US [patent_app_date] => 1992-09-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 4387 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 133 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/289/05289131.pdf [firstpage_image] =>[orig_patent_app_number] => 943395 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/943395
Circuit configuration for monitoring an electromagnetically actuated device, in particular an electromagnetic clutch Sep 9, 1992 Issued
07/942905 WHEEL SPEED SENSOR INPUT CIRCUIT WITH SENSOR STATUS DETECTION Sep 9, 1992 Abandoned
Array ( [id] => 3081214 [patent_doc_number] => 05296804 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1994-03-22 [patent_title] => 'Air core gauge fixed voltage signal and variable pulse width modulation signal interchanged control system therefor' [patent_app_type] => 1 [patent_app_number] => 7/941623 [patent_app_country] => US [patent_app_date] => 1992-09-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 7 [patent_no_of_words] => 3176 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 416 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/296/05296804.pdf [firstpage_image] =>[orig_patent_app_number] => 941623 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/941623
Air core gauge fixed voltage signal and variable pulse width modulation signal interchanged control system therefor Sep 7, 1992 Issued
07/938027 METHOD AND APPARATUS FOR ELECTROMAGNETICALLY DETERMINING LOCATIONS IN A BODY Aug 27, 1992 Abandoned
Array ( [id] => 3061103 [patent_doc_number] => 05357190 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1994-10-18 [patent_title] => 'Cross coil type indicator in which the wire of each coil is connected to a terminal by soldering' [patent_app_type] => 1 [patent_app_number] => 7/935175 [patent_app_country] => US [patent_app_date] => 1992-08-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 2545 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 143 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/357/05357190.pdf [firstpage_image] =>[orig_patent_app_number] => 935175 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/935175
Cross coil type indicator in which the wire of each coil is connected to a terminal by soldering Aug 25, 1992 Issued
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