Hitoshi Sumiya

9 Patents

• US126069312026

  Synthetic Single Crystal Diamond and Method for Manufacturing Same

  Sumitomo Electric Industries, Ltd.

  0 cites
• US125711262026

  Single-crystal Diamond, Method of Manufacturing the Same, and Method of Manufacturing Single-crystal Diamond Plate

  SUMITOMO ELECTRIC INDUSTRIES, Ltd.

  0 cites
• US123915522025

  Polycrystalline Cubic Crystal Boron Nitride and Tool

  Sumitomo Electric Industries, Ltd.

  0 cites
• US122867262025

  Diamond Composite Body, Substrate, Diamond, Tool Including Diamond, and Method for Manufacturing Diamond

  Sumitomo Electric Industries, Ltd.

  0 cites
• US122586772025

  Synthetic Single Crystal Diamond, Tool Including the Same and Method of Producing Synthetic Single Crystal Diamond

  Sumitomo Electric Industries, Ltd.

  0 cites
• US118588562024

  Polycrystalline Diamond and Method for Manufacturing Same, Scribe Tool, Scribe Wheel, Dresser, Rotating Tool, Wire Drawing Die, Cutting Tool, Electrode, and Processing Method Using Polycrystalline Diamond

  Sumitomo Electric Industries, Ltd.

  0 cites
• US118142932023

  Diamond Polycrystal, Tool Including Diamond Polycrystal, and Method of Producing Diamond Polycrystal

  Sumitomo Electric Industries, Ltd.

  0 cites
• US117876992023

  Diamond Polycrystal and Method of Producing the Same

  Sumitomo Electric Industries, Ltd.

  0 cites
• US116138262023

  Synthetic Single Crystal Diamond

  Sumitomo Electric Industries, Ltd.

  0 cites