What does PTIS stand for?

Pacific Triangle Information Services - Information service or system (IID)

Photothermal Infrared Spectroscopy (SAUS)

Photo Thermal Ionization Spectroscopy (AAEL)

Photothermal Ionization Spectroscopy (SAUS)

Photo Thermical Ionization Spectroscopy (SAUS)

Piano Teachers Information Service (SAUS)

Plasma Therm - NASDAQ symbol

Plasma-Therm, Inc. - NASDAQ symbol (NQ)

Powertrain Input Signal - Automotive engineering

Programmed Test Input System (MCD)

Program Test Input System (SAUS)

Propulsion Test Instrumentation System (KSC)