Patent · US Expired

Surface and air sterilization using ultraviolet light and ultrasonic waves

US6576188B1 · kind B1 · utility

74Cited by
14References
17Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 14, 2000
Grant dateJun 10, 2003
Priority date
Expiry dateMay 14, 2021

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA61L9/20
  • WIPO fieldMedical technology
  • WIPO sectorInstruments

Abstract

A method and apparatus for sterilizing organic or inorganic matter through simultaneous exposure to ultraviolet light energy and ultrasonic wave energy in a non-aqueous environment such as air. The method is suitable for use in a chamber or in a mass production assembly line setting. Purification of air is similarly accomplished using simultaneous exposure to ultraviolet light and ultrasonic energy waves.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.