Patent assignee · US · COMPANY

Protune Corp.

2Patents
0Active
2Granted
25Portfolio score

Filing activity: Oct 29, 1986 → Jan 9, 2002

Most-cited patents

PatentTitleAreaCited byStatus
US4741242A Automatic indicating tuning system for visual tuning of timpani and other tunable instruments Emerging Cross-Sectional Technologies 27 Expired
US6809249B2 Self-aligning ultrasonic displacement sensor system, apparatus and method for detecting surface vibrations Physics 4 Expired

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