Patent №
US 4,447,731
Granted
1984-05-08
Filed 1981
Owner
HITACHI, LTD., A CORP. OF JAPAN
Lab
—
AI components
1
vision
Assignment
Recorded
Dataset
AIPD
2023_r1 edition
Application
06327191
An exterior view examination apparatus comprising a movable sample stage provided in a sample chamber of a scanning type electron microscope; a sample mounted on the stage; and an optical microscope which can observe the sample from an exterior of the chamber, mounted on the chamber in parallel with the scanning type electron microscope, the position of a surface part of the sample (mounted on the sample stage) to be observed, measured or analyzed being preliminary defined by the optical microscope, and the sample stage being moved by a certain amount thereby to bring the sample at the center of the visual field of the electron microscope.
AI classification
Ownership
HITACHI, LTD., A CORP. OF JAPAN
assignment · 39630728
Assignors
KUNI, ASAHIRO, KEMBO, YUKIO, AKIYAMA, NOBUYUKI, AOKI, NOBUHIKO
On an employer assignment, the assignors are typically the inventors.