Ronald Richard Duff, Jr.

6 Patents

• US125449462026

  Method of Treating Razor Blade Cutting Edges

  The Gillette Company LLC

  0 cites
• US118727132024

  Razors and Razor Cartridges with Colored Blades

  The Gillette Company LLC

  0 cites
• US117943662023

  Coatings for a Razor Blade

  The Gillette Company LLC

  0 cites
• US117599652023

  Multi-layer Coatings for a Razor Blade

  The Gillette Company LLC

  0 cites
• US116913082023

  Razor Blades with Aluminum Magnesium Boride (almgb 14 )-based Coatings

  The Gillette Company LLC

  0 cites
• US116545882023

  Razor Blades

  The Gillette Company LLC

  0 cites