Assignee
Inventors
- Takashi Yamane (63 patents)
- Hideki IWAMOTO (57 patents)
- Keiji Okada (100 patents)
- Syunsuke KIDO (36 patents)
- Masanori Otagawa (4 patents)
- Ippei Hatsuda (3 patents)
- Korekiyo ITO (12 patents)
US Patent 10447240 · Granted Oct 15, 2019