Patrick Kain Email & Phone Number

Portland, Or, Us

Portland, Or, Us

Santa Clara, California, Us

Lead the hardware development and hardening of semiconductor tools for wafer-level assembly and advanced packaging.Designs include f-theta scan lenses, acousto-optic and galvanometer beam-steering component integration, multi-channel fiber-optic photonic-IC coupling solutions, laser waist imaging and profiling sub-systems, diffractive optical element design, and NIR silicon de-bond laser beam delivery concepts.

Santa Clara, California, Us

Led the requirements definition and development of laser tools for applications in advanced packaging. Defined roadmap and detailed specifications for next-generation platforms to enable new technology.Managed improvement pilots on an existing fleet of >50 tools spanning the factory in multiple continents. Guided vendors and suppliers on optical design, process, and tooling improvements; contributions improved MTTF from <2 months to >6 months on critical toolsets.

Beaverton, Oregon, Us

Led a team of optical and mechanical engineers through the new product development of a next-generation CO2 laser-based rigid PCB micromachining platform that utilized over 60 optical surfaces.Augmented supervisory and technical lead design tasks with subsystem requirement and verification test definition, project task scheduling, as well as status, budget, and schedule reporting to organization stakeholders.Designed and verified a low-noise laser pulse-energy monitor and feedback subsystem utilizing a single detector to control two discrete processing heads.Directed the ground-up design of a beam-characterization tool capable of providing sub-micron laser-to-camera calibration, laser waist identification, and full beam propagation results.

Beaverton, Oregon, Us

Led the development of multiple subsystems for a first-generation 30μm BVH/THV laser micromachining platform utilized globally by high-density interconnect manufacturers on Cu-clad and unclad film materials.Innovation was centered around a two-camera coaxial machine vision subsystem that provides two unique field capabilities to the user. Defined and developed a dual laser-triangulation sensor workpiece-mapping subsystem that yielded a 400% increase in the usable process window. Guided senior and junior engineers of multiple disciplines through concept and design reviews to verify all dependent system requirements were met. Responsible for architecting and executing data-driven verification and validation of all subsystem designs to ensure a predictable product was delivered to customers. Traveled or remotely supported field and application engineers during factory installations or product demonstrations.

Beaverton, Oregon, Us

Led the system architecture definition and design of MOFA-based Yb3+ fiber lasers for use in laser micromachining tools.Responsibilities included: defined fiber-optic architecture and components, free-space optics specification and design, as well as managed software/firmware, electrical, and mechanical system requirements and resources.Supported and innovated continuous improvements and design iterations to ESI’s second-harmonic femtosecond Chinook laser in support of the Ultrus wafer-scribing tool. Employed HALT/HASS methodologies to improve a 600 hour MTTF to over 10,000 hours.Supported and innovated on a ground-up redesign of ESI’s third-harmonic nanosecond Boreas pulsed fiber lasers, including in-house re-design of the master-oscillator.Engineering innovations focused on reliability successfully supported internal lasers on over $150 million of deployed equipment for key customers during critical production ramps.

Hillsboro, Or, Us

Championed the optical design of LED illumination systems for curing and printing applications, as well as instrumentation in life sciences. Demonstrated numerous successful optical solutions utilizing high-irradiance UV and visible LED arrays. Defined and maintained the metrology processes for irradiance, flux, and spectral characterization of standard products to ensure a compliant, reliable, and predictable solution was delivered to customers. Designed and developed novel polychromatic solutions for the sterilization and high-pressure liquid-chromatography markets. Demonstrated the feasibility of a frequency-doubled external-cavity diode laser to generate deep-UV laser radiation for use in said flow instruments.

Saxonburg, Pennsylvania, Us

Responsible for the optical system design of quick-turn light-engines for flow-cytometry OEMs. Tasks included the principal design of the optical systems, performance and specification definition and testing, as well as manufacturing process development. Unique customer requirements drove innovative solutions composed of custom components and alignment procedures to meet specifications. Supplemented design tasks with project management responsibilities including all NPI gate-related items such as project scheduling, task definition, costing/ROI, and technical risk analysis. Successfully maintained project schedules, requirements, and milestones by use of team task-tracking, executing regular project meetings, design reviews and DFMEAs with various engineering disciplines, and gate reviews with project stakeholders. Managed the transfer of several projects from concept, through design, to production.

Saxonburg, Pennsylvania, Us

Responsible for the design and support of a product line of single-mode laser diode modules with an emphasis on the optical design of aspheric beam-shaping optics and diffractive optical elements with wavelengths spanning from the UV through the near-IR. Managed the development and V&V of an improved CCD-based laser-beam profiling camera.Led the design optimization for a complex, polychromatic, laser beam-combining system to deliver eight discrete wavelengths into a single-mode fiber for use in the confocal microscopy market.

Responsible for creating and performing experiments on gamma ray scintillator and semiconductor detectors for numerous experimental and consumer materials. Designed experiments to acquire data determining both position and energy information pertaining to events for multiple radioactive gamma ray sources.Utilized NIM electronics as well as standard amplifiers, photomultiplier tubes, and oscilloscopes.Additionally, analyzed data by use of computational software like MATLAB in order to more fundamentally understand and model the acquired data.

B.S. Optical Sciences & Engineering, Optics/Optical Sciences

Minor In Mathematics