HM

Hideki Matsubara

Sumitomo Electric Industries: 20 patents #1,058 of 21,551Top 5%
Rohm Co.: 5 patents #568 of 2,292Top 25%
Ngk Spark Plug Co.: 2 patents #703 of 1,594Top 45%
Fujitsu Limited: 1 patents #14,843 of 24,456Top 65%
📍 Kyoto, JP: #71 of 140 inventorsTop 55%
Overall (All Time): #153,781 of 4,157,543Top 4%
26
Patents All Time

Issued Patents All Time

Showing 26–26 of 26 patents

Patent #TitleCo-InventorsDate
4983505 Optical recording medium Manabu Higuchi, Masao Yabe, Tetsuji Jitsumatsu 1991-01-08