Assignee
No assignee recorded.
Inventors
- Taketo Yamada (3 patents)
- Unknown
- Kohji Yamada (24 patents)
- Chikao Morimoto (15 patents)
- Toshihiro Okamoto (39 patents)
- Yutaro Kaneko (4 patents)
US Patent 11273217 · Granted Mar 15, 2022
No assignee recorded.