The Following are Registered Trademarks of ValveTrain Amplification, LLC or Richard Gessner
- ValveTrain Amplification and the ValveTrain Logo®
- Spring Thing®
- ValveTone®
- Tortured Tweed and the Tortured Tweed Logo®
The Following are Trademarks of ValveTrain Amplification, LLC
- Amplification for the Discriminating Musician™
- Power Train™
- Bennington™
- Bennington Reverb™
- Bunker Hill™
- Concord™
- Valley Forge™
- Trenton™
- Thunderball™
- Yorktown™
- Lexington™
- Lexington Reverb™
- VibroPro™
- Savannah™
- Saratoga™
- Bedroom Beauty™
- Rode Hard™
- Bar Room Brawl™
- M45™
- V15™
- Vari-Watt™
- Varible Input Impedance and the initials V.I.I.™
- Parallel Channel Architecture and the initials P.C.A.™
- Variable Gain Architecture and the initials V.G.A.™
- Po Boy 105™
- ValveTrain 205™
- ValveTrain 215™
- ValveTrain 315™
- ValveTrain 338™
- ValveTrain 416™
- ValveTrain 427™
- ValveTrain 535™
- ValveTrain 635™
- ValveTrain 735™
- 401K™
- Real Vintage™
- Circuit Clone™
- Cir-Clone™
- Ghost 211