Assignee
Inventors
- Tatsuo Obata (16 patents)
- Kunio Morisawa (73 patents)
- Tsuyoshi Kitahata (3 patents)
- Takeshi Kuwahara (51 patents)
- Hiromichi Kimura (93 patents)
- Masahiro Tanae (9 patents)
- Toru Saitou (4 patents)
US Patent 9991760 · Granted Jun 5, 2018