Patent search ap:("CSELT CENTRO STUDI LAB TELECOM") AND inv:"ROBERUTO GAIDANO" Page 1

1.

发明专利
INTEGRATED CIRCUIT FOR REALIZING ACTIVE FILTER WITHOUT EXTERNAL PARTS 失效

公开(公告)号：JPS62243411A

公开(公告)日：1987-10-23

申请号：JP8313887

申请日：1987-04-06

Applicant: CSELT CENTRO STUDI LAB TELECOM

Inventor： ROBERUTO GAIDANO , MARUKO GANDEINI , MARIO SARUTORI

IPC: H01L21/822 , H01L27/04 , H03H11/04

2.

发明专利
失效

公开(公告)号：JPH0548956B2

公开(公告)日：1993-07-22

申请号：JP8313887

申请日：1987-04-06

Applicant: CSELT CENTRO STUDI LAB TELECOM

Inventor： ROBERUTO GAIDANO , MARUKO GANDEINI , MARIO SARUTORI

IPC: H01L21/822 , H01L27/04 , H03H11/04

Patent Agency Ranking