Class H03G : CONTROL OF AMPLIFICATION
Subclass 3/06: Gain control in amplifiers or frequency changers (gated amplifiers H03F 3/72; peculiar to television receivers H04N) Manually-operated control in untuned amplifiers having discharge tubes
| Patent # | Title | Filing Date | Issue Date | Patent Owner |
|---|---|---|---|---|
| 10412477 | High fidelity, professional grade microphone system for direct coupling to recording components | Sep 19, 17 | Sep 10, 19 | Not available |
| 9508332 | Guitar amplifier | Jan 21, 14 | Nov 29, 16 | 3rd Power Amplification Systems |
| 9184714 | Musical instrument master volume amplifier | Jul 27, 12 | Nov 10, 15 | 3RD POWER AMPLIFICATION, LLC |
| 5760617 | Voltage-to-frequency converter | Aug 20, 96 | Jun 02, 98 | ANALOG DEVICES, INC. |
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