KO

Kenji Oya

HI Hitachi: 2 patents #13,388 of 28,497Top 50%
NC Nkk Co.: 1 patents #579 of 1,173Top 50%
TC Tokyo Parts Industrial Co.: 1 patents #19 of 32Top 60%
Overall (All Time): #1,076,746 of 4,157,543Top 30%
4
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
12254478 Delivery date answering apparatus and delivery date answering method Tazu NOMOTO, Takahiro Ogura 2025-03-18
8494893 Production plan making program, device, and method Kenichi Funaki, Hiroyuki Konno 2013-07-23
6765331 Eccentric rotor having high density member, manufacturing method thereof, and flat coreless vibrator motor using the eccentric rotor Naohisa Koyanagi 2004-07-20
6302941 Method for operating a blast furnace Shigeru Wakita, Yasukazu Hayasaka, Hajime Wakai 2001-10-16