The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Nov. 21, 1995
Filed:
Oct. 22, 1993
Applicant:
Inventor:
Junji Manaka, Tokyo, JP;
Assignee:
Ricoh Seiki Company, Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01N / ;
U.S. Cl.
CPC ...
73 2321 ; 73 2504 ;
Abstract
In the drive control apparatus for microsensor according to the present invention, power is constantly supplied to the microsensor. Also the peripheral humidity is detected, and control is switched between pulse drive control and constantly energized drive control according to the detected value. Also the pulse drive voltage is always supplied in an energized state.