Granted Patent
Utility
US 6,791,413 · App. 10/383,568
Variable gain amplifier with a gain exhibiting a linear in dB characteristic relative to a control voltage
Inventors:
Hiroshi Komurasaki, Hisayasu Satoh, Kinya Hosoda, Akira Hyogo, Keitaro Sekine
Patented Case
View Patent ↗
Granted: Sep 14, 2004
Filed: Mar 10, 2003
Inventors
Hiroshi Komurasaki
Hisayasu Satoh
Kinya Hosoda
Akira Hyogo
Keitaro Sekine
Assignee (at issue)
Renesas Technology Corporation
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.