Coffee bean roaster

Assignee

• Grand Mate Co.

Inventors

• Chung-Chin Huang (97 patents)
• Chin-Ying Huang (94 patents)
• Hsin-Ming Huang (95 patents)
• Hsing-Hsiung Huang (91 patents)
• Yen-Jen Yeh (75 patents)
• Kuan-Chou Lin (48 patents)
• Shao-Feng Huang (1 patents)

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