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:
Aug. 08, 1989
Filed:
Jul. 26, 1988
Hideo Azumai, Takarazuka, JP;
Koichi Fujii, Toyonaka, JP;
Takashi Seigenji, Minoo, JP;
Keiichi Yoshioka, Nishinomiya, JP;
Ricoh Company, Ltd., Tokyo, JP;
Abstract
A selectively definable semiconductor device is provided. In one form, a composite gate array includes a plurality of logic dedicated general purpose cell regions and a plurality of function dedicated cell regions each of which is disposed between the two corresponding ones of the plurality of logic dedicated general purpose cell regions, whereby each of the cell regions may be used as an interconnection region selectively. In another form, a semiconductor memory device which may be selectively defined as a ROM or a RAM by a metalization process is provided.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile