D A V I D C H E N

P. O. Box *****

E-mail: abmjpq@r.postjobfree.com

San Jose, CA95109

Ph# 408-***-****

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Objective :

A challenging position to apply design,development, manufacturing and

management skills with R&D, New

Products Development from concepts, design, prototyping, testing,thru.

official products releasing.

Summary of qualifications :

. Completely delivered turnkey projects from R&D,MRS,

concepts, layouts, detail designs,

prototypes built, beta site testing, and final production release

with engineering drawings to

ASME Y14.5M-1994 standards

. Proficiency with Solid Works, Pro-Engineer (Pro-E), Autodesk-Inventor,

AUTOCAD.

Familiar with NX, Mechanical Desktop with 3D Model design and

development.

Strong new product design engineering experiences in Semiconductor Capital

Equipments, medical instruments, Solar Panel Thin Film equipments, and

Chemical manufacturing process equipments.

. Solid working experience of precision mechanical design experience

including Capital Equipments high vacuum components, robotics assembly,

vacuum chucks, Heater, Laser Optics assemblies, Fiber Optics,

Laser alignments, production/testing fixtures/tools design and development

. Knowledge of FDA regulatory, interested in precision mechanism, heat

transfer (Conductive /Convective),

thermal modeling analysis, fluid flow, with Solid Works COSMOSX

press, Nastrans, Pro-Mechanica

with FEA simulation analysis.

. Strong hands-on experience with Geometric Dimensioning and Tolerancing

(GDT) analysis for

Design for Excellence (DFX), and products assemblies outsourcing with

Oversea suppliers in Asia.

Accomplishments :

. Successfully designed new generation wafer handling chuck for Customized

Engineering Special tool with sale/revenue of tools sign off (TSO) 20%

increase in initial quarter.

. Designed new generation of automatic robot photo-resist dispensing arm

with increased wafer handling

productivity and uniformity >25% in Semi-conductor capital

equipments.

. Deigned new process chamber monitoring system to increasing process

chamber transparency and

Gen II substrates alignment accuracy (100%).

. In charge of new designed Laser Beam alignment mechanisms and tools /

fixtures and reduced

Preventive Maintenance (PM) and MTBW downtime .

. Designed new Helium Leak Detection Assembly for Gas Distribution Plates

(Shower Head) with increased

Customer satisfaction,productivity and reduced manufacturing

defects .

. Designed Vertical Laminar Flow to enhance Clean Room class10 environments

with installed base tools.

. Increasing accuracy of transmittance and reflectance measurement with new

designed Customized UV

Spectrophotometer Deuterium Lamp compartment with temp-controlled

light tight house.

Developed cell compartment with temperature controlled mechanism to

+/- 0.5 C of micro sampling.

Experience :

SR. MECHANICAL DESIGN ENGINEER - Nanogram Corporation, Milpitas, Ca

5/2007 - Present

Photovoltaic (PV) Thin Film (TF) Deposition on Laser Reactive

Deposition (LRD) Technology -

. Led engineering joining development projects for Process Module heater

development, Laser optics, slit nozzle design and nozzle in-situ cleaning

development from MRS, concepts, prototypes, installation to release.

. Responsible for new generation products design, Laser beam alignment,

production fixture/tool design,

products transferring to Customer production line for process enhancement

and optimization.

Laser Pyrolysis (LP) Nano-Power Manufacturing Technology -

. Managed new generation (LP) Nano-Scale composition powder Manufacturing

Equipments design,

development, tool installation, qualification through commercialization in

Japan.

SR. MECHANICAL DESIGN ENGINEER - Applied Materials Inc. Santa Clara, Ca.

1/1995 - 5/2007

AGS - Spares Products Design Engineering (5/2000 -5/2007)

. Provided World Class technical solutions and engineering design

supports for Etch /DSM/CMP spares engineering parts (Quartz, Ceramic,

Vespel, Stainless Steel and Plastics materials ) to global customers.

Focusing on DxZ heater, vacuum wafer chuck, shower head design and

precision mechanisms of 300mm wafers handling mechanisms.

. Performed customers engineering specialized supports and re-design for

Cost Reduction, Statistical Process Control (SPC),Geometric Dimensioning

and Tolerancing (GDT) analysis to ASME Y14.5M-1994 standard. Approving

ESW/SPS/SNF/ECO with DFX products,refurbishment and outsourcing

products.

DSM - Advanced Manufacturing Engineering (11/1997-5/2000 )

. Advanced Engineering supports with product design and technical solutions

with SACVD KPU for Centura

CVD 5200, SACVD Producer 300MM design and development which

provided technical supports with

chamber critical parts, material selection, treatment, cleaning

methods, sheet metal, and system packaging.

. Products transferring and local manufacturing outsourcing to Taiwan for

P5000 Etch, 5200 Centura CVD, RF Match, Lifts assemblies, which

including production set-up, trainings, and suppliers selection in Asia.

CES - Customer Engineering Specialist (1/1995- 11/1997)

. Led small group of engineers for Precision 5000 CVD module manufacturing

and Final Test with AMT regions in design, planning, scheduling,

testing, training, project management and coordination.

. Responsible for P5000 Etch /CVD Customer Engineering Special with Gas

Panel design and developments

from quote /specifications /details /manufacturing /installation .

. Familiar with Oracle database, Applied Materials product tools,

structures, PDM, MM, ESW, ECO, SPS process,and clean room working

environments and protocols.

SR. MECHANICAL DESIGN ENGINEER - Hitachi Instruments Inc. San Jose, Ca.

5/1989 - 12/1994

Led Engineering team for joining development with customers in

Japan(HID)for new product designs,

New Product Introduction (NPI) product transferring, manufacturing for

analytical and clinical instruments

from concepts, specification, detail design to final products

release.

Performed all phased of electrical-mechanical, precision mechanisms,

automatic fluid handling robot design, development through production.

Provided technical supports, customers trainings for new product

introduction (UV Spectrophotometer,

Chemistry Analyzer, Mass Spectrometry) from Japan including local

manufacturing, material resource.

Completely delivered turnkey projects from MRS, concepts, feasibility

study, R & D, layouts, designs, prototypes, beta site, testing, and final

production release with engineering drawings to

ASME Y14.5M-1994 standards.

Education :

M. S. M. E ( Mechanical Engineering) Youngstown State

University, Youngstown, Ohio

B. S. M. E.( Mechanical Engineering ) Tamkang University,

Taiwan

Reference : Excellent and available upon request

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