OSIS vs PTEN Comparison

OSI Systems Inc is a designer and manufacturer of electronic systems and components for businesses in the homeland security, healthcare, defense, and aerospace markets. The firm is organized in three business segments: Security, which derives maximum revenue, provides security and inspection systems; Healthcare, which provides patient monitoring, diagnostic, cardiology, ventilation systems, and defibrillators; and Optoelectronics and Manufacturing, which provides specialized electronic components and manufacturing services for the Security and Healthcare segments and external original equipment manufacturers. The majority of the firm's revenue is generated in the United States, and the rest from Mexico, Europe, the Middle East and Africa, and the Asia Pacific regions.

Patterson-UTI Energy Inc is a Texas based provider of drilling and completion services to oil and natural gas exploration and production companies, offering contract drilling, integrated well completion, directional drilling services, and specialized drill bit solutions. The Company operates through three segments: Drilling Services, Completion Services, and Drilling Products. Drilling Services includes contract and directional drilling, Completion Services generates maximum revenue and includes hydraulic fracturing and related support services, and Drilling Products includes the manufacturing and distribution of drill bits. The Company operates in the United States, Canada, Colombia, and Other Countries, with the majority of revenue coming from the United States.