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:
Jun. 30, 2009
Filed:
Mar. 05, 2003
Masaki Shimamura, Tokyo, JP;
Mika Fujii, Tokyo, JP;
Mitio Nagai, Tokyo, JP;
Kazuo Ootuta, Tokyo, JP;
Kiyosi Kohayakawa, Tokyo, JP;
Masatomo Mizuta, Tokyo, JP;
Masaki Shimamura, Tokyo, JP;
Mika Fujii, Tokyo, JP;
Mitio Nagai, Tokyo, JP;
Kazuo Ootuta, Tokyo, JP;
Kiyosi Kohayakawa, Tokyo, JP;
Masatomo Mizuta, Tokyo, JP;
NEC Corporation, Tokyo, JP;
Abstract
A foldable type portable information terminal can accurately recognize operation mode in a construction having various of functions and various relative attitudes. The portable information terminal includes the upper unit having the display screen in either of the upper or lower surfaces and the lower unit having the operation surface in either upper or lower surfaces coupled for opening and closing and for pivoting. The portable information terminal has a detector which detects variation of relative attitude of the upper unit and the lower unit, for externally announcing variation of relative attitude of the upper unit and the lower unit as detected by the detector.