Trusted by Fortune 500 Companies Since 1985

Engineering
Excellence

Transform your quality engineering with proven statistical methodologies. Four decades of innovation in robust design, test optimization, and real-time quality control.

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40+
Years of Excellence
🎯
500+
Projects Delivered
90%
Cost Reduction

Intelligent Software & Methods

Cutting-edge tools and proven methodologies that deliver measurable results across critical industries

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EPOQS™

Online Quality Control

Revolutionary software for real-time statistical process control that transforms manufacturing quality through predictive analytics and automated decision-making.

  • Real-time SPC with advanced algorithms
  • Automated anomaly detection
  • Predictive quality insights
  • Multi-site deployment capability
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Test Optimization

Orthogonal Array Methods

Advanced statistical techniques using orthogonal arrays that reduce testing costs by up to 90% while improving coverage and reliability.

  • Taguchi orthogonal array design
  • Minimal test configurations
  • Maximum parameter coverage
  • Rapid results with high confidence
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Robust Design

Engineering Excellence

Comprehensive Taguchi methods and Design of Experiments strategies that optimize products for performance, cost, and manufacturability.

  • Parameter design optimization
  • Tolerance design analysis
  • Signal-to-noise ratio maximization
  • Quality loss function minimization
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Four Decades of
Statistical Innovation

Founded by Dr. Madhav Phadke, pioneer in quality engineering and collaborator with Dr. Genichi Taguchi, we bring unparalleled expertise in robust design, orthogonal arrays, and statistical process control.

Our methodologies have been proven across thousands of applications, from semiconductor manufacturing to aerospace systems, consistently delivering breakthrough improvements in quality and cost.

5,500+
Research Citations
128:8
Tests Reduced
95%
Defect Reduction
60%
Faster Time-to-Market

Orthogonal Arrays

Balanced experimental designs that test all parameter combinations efficiently with minimal runs

Signal-to-Noise Ratio

Optimization metric that ensures robustness against uncontrollable noise factors

Parameter Design

Systematic approach to identify optimal settings that minimize variation

Proven Impact

Real-world results from companies that transformed their quality engineering

Semiconductor

CMOS Window Formation

3.5 Micron Circuit Optimization

85%
Defect Reduction
$2M
Annual Savings

Applied off-line quality control methods to optimize the contact window formation process in CMOS circuits. Achieved dramatic yield improvements while reducing process variability.

Read full case study →
Automotive

Diesel Engine Control

Powertrain Optimization

92%
Vibration Eliminated
40%
Development Time Cut

Optimized software control strategy to eliminate hitching and ringing in diesel engine powertrains using orthogonal array experiments, resulting in superior NVH performance.

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Aerospace

Systems Testing

Multi-Parameter Validation

93%
Test Reduction
6 Mo
Time Saved

Implemented orthogonal array test strategies for complex aerospace systems, reducing test configurations from 2,187 to 81 while improving coverage and certification confidence.

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World-Class Capabilities

Comprehensive solutions across the product development lifecycle

01

Design Optimization

Robust parameter design using Taguchi methods to minimize sensitivity to noise factors and achieve optimal performance across operating conditions.

02

Test Strategy

Orthogonal array-based test planning that dramatically reduces test effort while ensuring comprehensive coverage of critical interactions.

03

Process Control

Real-time statistical process control with EPOQS software for immediate detection and correction of quality issues.

04

Tolerance Design

Scientific approaches to tolerance allocation that balance performance requirements with manufacturing economics.

05

DOE & Analysis

Advanced Design of Experiments methodologies including fractional factorial, response surface, and mixture designs.

06

Training & Consulting

Comprehensive education programs and hands-on consulting to transfer knowledge and build internal capabilities.

Trusted by Industry Leaders

We partner with the world’s most respected organizations to deliver measurable impact.

General Motors logo
Ford Motor Company logo
Lockheed Martin logo
Raytheon Technologies logo
General Dynamics logo
Bank of New York Mellon logo
Goldman Sachs logo
JPMorgan Chase logo
Applied Materials logo
United States Navy logo
United States Air Force logo
United States Army logo
Siemens Healthcare logo
Roche Diagnostics logo

Pioneering Excellence

Dr. Madhav S. Phadke

Founder & President

Ph.D. Mechanical Engineering, University of Wisconsin-Madison (1973). Pioneer in quality engineering and robust design, Dr. Phadke has published extensively on Taguchi methods and their applications. His work at AT&T Bell Laboratories established many of the methodologies now standard in the industry.

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5,500+ Citations

Highly influential research in quality engineering

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Industry Pioneer

Established Taguchi methods in Western manufacturing

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37+ Publications

Seminal papers on robust design and DOE

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Fortune 500 Advisor

Trusted consultant to global industry leaders

Transform Your
Quality Engineering

Join industry leaders who trust Phadke Associates for breakthrough results