Hongda Zheng

6 Patents

• USD10552552024

  Air Filter

  Zhejiang Nan Pu Pneumatic Component Co., Ltd.

  0 cites
• US121721132024

  Air Filter

  Zhejiang Nan Pu Pneumatic Component Co., Ltd.

  0 cites
• US121422722024

  Voice Information Processing Apparatus and Voice Information Processing Method

  ALPS ALPINE CO., Ltd.

  0 cites
• USD10493472024

  Air Filter

  Zhejiang Nan Pu Pneumatic Component Co., Ltd.

  0 cites
• US119318632024

  Sandblasting Gun

  ZHEJIANG NAN PU PNEUMATIC COMPONENT CO., Ltd.

  0 cites
• US117351592023

  Voice Output Device and Voice Output Method

  ALPS ALPINE CO., Ltd.

  0 cites