Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Automatic inner diameter measuring apparatus and zero adjustment thereof

Automatic inner diameter measuring apparatus and zero adjustment thereof

US Patent 5259119 · Granted Nov 9, 1993

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Coordinates measuring head unit and coordinates measuring machine2014
Earthquake disaster prevention system2008
Photoelectric encoder, scale therefor and method for manufacturing the same2008
Measuring tool, encoder and producing method of encoder2006
Measuring tool, encoder and producing method of encoder2004
Optical interferometric measuring instrument and laser interference apparatus2004
Form measuring sensor and form measuring instrument2003
Fluorescent substances2003
Fluorescent carbazole derivative2003
Process for producing lithium aluminate powder having large specific surface are1993
Three-dimensional measurement apparatus1991
Method and apparatus for spatial coordinate measurement1989