Inventor
Pei-Chung Wang
Inventor
Troy, MI, US
Overview
Patents· 144 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
B23Kprimary
B23KSoldering or unsoldering26%
Y10TTechnical subjects covered by former us classification14%
F16BDevices for fastening or securing constructional elements or machine parts together, e.g. nails, bolts, circlips, clamps, clips or wedges13%
B21JForging10%
B29CShaping or joining of plastics9%
B29KIndexing scheme associated with subclasses b29b, b29c or b29d, relating to moulding materials or to materials for moulds, reinforcements, fillers or preformed parts, e.g. inserts5%
B29LIndexing scheme associated with subclass b29c, relating to particular articles3%
B62DMotor vehicles3%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests2%
B21DWorking or processing of sheet metal or metal tubes, rods or profiles without essentially removing material1%
PatentTitleYear
10,876,556Double-ended dual attached fastener202010,864,682Method of joining of polymeric composites202010,722,936Rivet bonding workpiece stack-ups having one or more polymer composite workpieces202010,682,684Hybrid workpiece joining202010,675,671Blind flow screw joining of materials202010,576,532Systems and methods for joining components by riveting202010,464,282Systems and processes for joining workpieces robustly using moguls and adhesive201910,399,175Systems and methods for improving weld strength201910,352,347Fabricated-in-place inserts to receive self-piercing rivets201910,259,170Methods for joining polymeric composites using a hybrid friction/ultrasound technique for achieving desired weld characteristics201910,239,285Spinning joining of similar and dissimilar materials201910,240,624Assembly and method for minimizing an overlap of a composite member riveted to another member201910,189,075Method of riveting involving ultrasonic pulses201910,189,113Resistance spot welding method201910,189,206Apparatus and methods for repairing discrepant welds201910,160,161Apparatus and processes for protecting an ultrasonic welding horn using a thin-film separator201810,105,787Systems and methods for ultrasonic welding201810,105,788Systems and methods for ultrasonic welding201810,105,789Systems and methods for ultrasonic welding201810,099,423Methods for joining components by heat staking201810,076,871Systems and methods for improved ultrasonic welding using energy-director-locating algorithm20189,999,939Resistance spot welding steel and aluminum workpieces with electrode insert20189,987,796Apparatus and methods for joining polymeric composites using a hybrid friction/ultrasound technique for achieving desired weld characteristics20189,897,125'Fastener with retaining portion'20189,844,831Resistance spot welding system and method20179,827,707Systems and methods for joining polymeric composites using conductive ink and a conductive rivet20179,808,856'Apparatus and methods for reducing corrosion of joining composite workpieces'20179,796,134'Systems and methods for joining a warped workpiece to another workpiece'20179,579,744'Resistance welding with minimized weld expulsion'20179,573,320'Apparatus and methods for repairing discrepant welds using a specially-designed mechanical intermediary'20179,556,892'Fabricated-in-place inserts to receive self-piercing rivets'20179,550,323'Systems and methods for adaptive process control using a target kinematics profile in welding together multiple polymeric workpieces'20179,527,236'Systems and methods for improved ultrasonic welding using a multi-height energy-directing device'20169,333,588'Crack avoidance in resistance spot welded materials'20169,024,227'Heat pipe waterless resistance welding electrode'20159,000,852'Method and apparatus for starting up oscillation'20158,987,631'Method and apparatus for welding to laminated metal'20158,987,630'Method for adhesive bonding together of metal sheets'20158,878,093'Method and apparatus for inspecting adhesive quality'20148,803,024'Online weld inspection and repair method for resistance welding and weld-bonding'20148,710,394'Method of controlling an indentation depth of an electrode into a metal substrate during welding'20148,662,141'Fabricated-in-place inserts to receive self-piercing rivets'20148,615,927'Noncontact obstacle detection system using RFID technology'20138,544,715'Repairing a friction stir welded assembly'20138,528,187'Method and apparatus for joining multiple components'20138,481,883'Welding method and apparatus'20138,466,386'Method for repairing bonded metallic structures'20138,455,784'Method and system for welding workpieces'20138,436,506'Electric motor assemblies and systems and methods associated with joining wires of electric motor assemblies'20138,415,582'Method for monitoring and maintaining a resistance welding apparatus'20138,402,633'Method for repairing self-piercing riveted workpieces'20138,359,715'Trim clip'20138,250,728'Method of joining with self-piercing rivet and assembly'20128,214,122'Energy economy mode using preview information'20128,176,793'Method to estimate the effect of weld location on weld strength'20128,108,156'Methods, program products, and systems for estimating the stress-strain relationship of a toughened structural adhesive polymer'20128,087,720'Vehicle closure panel assembly and method'20128,087,149'Self-piercing rivet and method of joining with bonded riveted joints'20128,063,340'Method for controlling the consistency of an arc welding process by monitoring welding voltage to determine weld droplet detachment'20118,053,698'Monitoring and repair method for adhesive bonding'20117,880,112'Method for welding and adhesively attaching a shaped fastener to inside of member'20117,877,850'Method for positioning and joining panels'20117,877,180'Automatic window repositioning to relieve vehicle passenger cabin wind pressure pulsation'20117,862,271'Friction stir rivet method of joining'20117,856,704'Monitoring system for clinching process'20107,845,707'Vehicle closure assembly with shape memory polymer seal'20107,834,292'Method for single side welding of laminate steel'20107,832,074'Method for installation of blind rivets'20107,832,970'Friction stir nut and method of joining therewith'20107,748,736'Retractable supplemental inflatable restraint system for vehicle head rest'20107,736,110'Wire staple for attaching metal sheets'20107,718,917'Hybrid laser and resistance welding system and method'20107,695,227'Fastener for attachment by friction stir processing'20107,645,105'Projection welded fastener with integral sealer'20107,633,032'System and method for clamping and resistance welding'20097,555,833'System for programmable self-piercing riveting'20097,531,766'Sheet metal assembly and method to reduce weight'20097,527,705'Method for routing electrical conductor between panels'20097,527,463'Nut and method for adhesive nut attachment'20097,514,647'Phase change resistance spot welding tip'20097,479,616'Compound laser beam welding'20097,429,713'Method for improving single sided resistance spot welds'20087,399,942'Method for projection bonding of telescoped tubes'20087,368,035'Method for brazing and adhesive bonding'20087,345,444'Intermittent washer'20087,313,851'Method for monitoring the installation of blind rivets'20087,300,536'Method for attaching intersecting tubes'20077,268,319'Method of metallurgically bonding articles and article therefor'20077,267,736'Method of joining dissimilar materials'20077,265,313'Method and apparatus for improved cooling of resistance welding cap'20077,253,374'Sheet-to-tube welded structure and method'20077,253,377'System and method of joining overlapping workpieces'20077,246,736'Supplying shielding gas'20077,238,911'Resistance welding tip with improved cooling system'20077,193,177'Method of metallurgically bonding articles and article therefor'20077,154,064'Method of improving weld quality'20067,150,799'Weld nugget inoculation'20067,138,598'Apparatus and method for accommodating part mismatch during joining'20067,126,077'Resistance welding of high strength steels'20067,112,757'Programmable resistance seam welding apparatus and method'20067,060,929'Sheet-to-tube resistance spot welding using servo gun'20067,053,330'Projection weld-bonding system and method'20067,017,255'Adhesive encapsulated blind rivet system'20067,013,768'Rivet with sliding cap for friction stir riveting'20067,001,097'Tubular joint assembly'20066,988,651'Friction stir rivet drive system and stir riveting methods'20066,962,469'Adhesive dispersing rivet'20056,927,357'Weld gun equalizer'20056,905,295'Blind rivet with extended adhesive reservoir'20056,903,298'Resistance welding control method'20056,896,319'Vehicle modular body and method of assembly thereof'20056,896,462'Mechanical and adhesive fastener unit'20056,892,924'Precessing rivet and method for friction stir riveting'20056,883,699'Rivet with sliding cap for friction stir riveting'20056,870,122'Electrode alignment inspector and method'20056,868,597'Blind rivet with adhesive for joining and adhesive charging method'20056,844,522'Method of metallurgically bonding articles and article therefor'20056,836,948'Method of joining a sheet metal part to a metal tube'20056,835,020'Bi-direction self-piercing riveting'20046,814,531'Rotation restraining self-piercing rivet'20046,802,682'Spiraled self-piercing rivet'20046,797,914'Joining workpieces by laser welding with powder injection'20046,770,835'Method of welding a cage and nut assembly to a workpiece'20046,765,171'Projection welding of flanged weld nut'20046,744,011'Online monitoring system and method for a short-circuiting gas metal arc welding process'20046,732,420'Method for riveting metal members therewith'20046,729,531'Fastener and a method for attaching metal members therewith'20046,702,535'Rivet with sliding cap and extendable stirrer for friction stir riveting'20046,694,597'Method for riveting metal members'20046,688,000'Joining of tubular parts in a T-joint by riveting/brazing'20046,684,479'Method and apparatus for clinching metal sheets'20046,676,007'Method for attaching metal members'20046,654,995'Method for joining tubular members'20036,646,225'Method of joining galvanized steel parts using lasers'20036,646,221'Method for repairing resistance spot welds in aluminum sheet materials'20036,640,414'Method for attaching metal members'20036,624,379'Method and apparatus for welding a metal fastener to a metal member'20036,621,036'Programmable pogo welding apparatus and method'20036,612,013'Method of loosely attaching blind rivet'20036,572,007'Method for attaching metal members'20036,446,511'Method and system for testing a joint which joins a first member with a second member'20026,429,397'Programmable pogo welding apparatus and method'20026,373,021'Method for electrical resistance welding a metal tube to a metal sheet'20026,208,146'Method and apparatus for measuring contact resistance for spot welding simulations'2001Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2001–2009Patents assigned to GEN MOTORS CORP (56)· patent assignee history
2001–2020Based in Troy, MI, US· patent location history
2007–2016Patents assigned to GM GLOBAL TECH OPERATIONS INC (51)· patent assignee history
2010–2016Based in Shanghai, CN· patent location history
2011–2017Patents assigned to WANG PEI-CHUNG (28)· patent assignee history
2013–2016Patents assigned to CARLSON BLAIR E (4)· patent assignee history
2016–2020Patents assigned to GM GLOBAL TECH OPERATIONS LLC (33)· patent assignee history
2018Based in Warren, MI, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| GEN MOTORS CORP | 56 | 2001–2009 |
| GM GLOBAL TECH OPERATIONS INC | 51 | 2007–2016 |
| GM GLOBAL TECH OPERATIONS LLC | 33 | 2016–2020 |
| WANG PEI-CHUNGself | 28 | 2011–2017 |
| CARLSON BLAIR E | 4 | 2013–2016 |
Locations
| Location | Patents | Span |
|---|---|---|
| Troy, MI, US | 125 | 2001–2020 |
| Shanghai, CN | 17 | 2010–2016 |
| Warren, MI, US | 2 | 2018 |