YI

Yasumasa Ikumi

NS Nippon Soken: 1 patents #783 of 1,540Top 55%
TO Toyota: 1 patents #15,335 of 26,838Top 60%
📍 Toyota, JP: #298 of 316 inventorsTop 95%
Overall (All Time): #2,292,523 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5289803 Cooling system for a water cooled internal combustion engine Ryuichi Matsushiro, Toru Kosuda, Sigeo Sasao, Hiroyuki Fukunaga 1994-03-01
4556150 Split-type plastic cover with elastic clips 1985-12-03