Patent assignee · US · COMPANY

Quantum Electronics Ltd.

5Patents
1Active
5Granted
28Portfolio score

Filing activity: May 23, 1991 → Feb 22, 2008 · 1 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US5876526A Automotive flat tire repair system improvement Performing Operations; Transporting 19 Expired
US5137697A Ozone generator Chemistry; Metallurgy 14 Expired
US5474750A Resonant power supply circuit for ozone generators Physics 5 Expired
US7750815B2 Portable monitoring apparatus with over the air programming and sampling volume collection cavity Human Necessities 4 Active
US6024930A Ozone generator plate Chemistry; Metallurgy 3 Expired

Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.