William W. Alston

4 Patents

• US124716292025

  Mouthpiece for Vaporizer Including Positive Temperature Coefficient of Resistivity Heater

  JUUL Labs, Inc.

  0 cites
• US123298972025

  Vaporizer Including Positive Temperature Coefficient of Resistivity (PTCR) Heating Element

  JUUL Labs, Inc.

  0 cites
• US122325292025

  Vaporizer Including Positive Temperature Coefficient of Resistivity Heater

  JUUL Labs, Inc.

  0 cites
• US122325302025

  Vaporizer Device with More Than One Heating Element

  JUUL Labs, Inc.

  0 cites