YD

Yuki Doi

Ngk Spark Plug Co.: 1 patents #959 of 1,594Top 65%
TO Toyota: 1 patents #15,335 of 26,838Top 60%
HH Hitachi High-Technologies: 1 patents #674 of 1,200Top 60%
Overall (All Time): #1,323,812 of 4,157,543Top 35%
3
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
12260545 Sample observation device and method Naoaki KONDO, Minoru Harada, Hideki Nakayama, Yohei Minekawa, Yuji Takagi 2025-03-25
9429322 Glow plug Shunsuke Goto 2016-08-30
8739591 Electrode tip dressing apparatus and tool used therefor Shuhei Ogura, Kouji Nomura, Mikiji Suzuki, Takayuki Shimizu, Shinji Terada +3 more 2014-06-03