Yukihiro Hayashi

Nichia: 19 patents #80 of 1,531Top 6%

NC Nhk Spring Co.: 3 patents #263 of 1,116Top 25%

NC Nippon Electric Glass Co.: 3 patents #132 of 437Top 35%

HM Hitachi Maxell: 1 patents #659 of 1,211Top 55%

Nissan Motor Co.: 1 patents #4,519 of 8,689Top 55%

PA Private Access: 1 patents #40 of 136Top 30%

TO Toyota: 1 patents #15,335 of 26,838Top 60%

📍 Tokushima, JP: #50 of 1,059 inventorsTop 5%

Overall (All Time): #153,544 of 4,157,543Top 4%

Patents All Time

Issued Patents All Time

Showing 26–26 of 26 patents

Patent #	Title	Co-Inventors	Date
4400337	Method for production of metal magnetic particles	Toshinobu Sueyoshi, Shigeo Hirai, Mikio Kishimoto, Katsunori Tashita, Masahiro Amemiya	1983-08-23