Kazuhiko Kajigaya

HI Hitachi: 107 patents #26 of 28,497Top 1%

EM Elpida Memory: 91 patents #1 of 692Top 1%

PS Ps4 Luxco S.A.R.L.: 23 patents #1 of 276Top 1%

Micron: 18 patents #949 of 6,345Top 15%

HE Hitachi Vlsi Engineering: 14 patents #20 of 666Top 4%

HC Hitachi Ulsi Systems Co.: 13 patents #26 of 867Top 3%

HC Hitachi Device Engineering Co.: 7 patents #48 of 514Top 10%

LS Longitude Semiconductor S.A.R.L.: 1 patents #11 of 67Top 20%

RS Rising Silicon: 1 patents #3 of 20Top 15%

UL Ultramemory: 1 patents #10 of 15Top 70%

📍 Tokyo, WA: #2 of 89 inventorsTop 3%

Overall (All Time): #2,518 of 4,157,543Top 1%

227

Patents All Time

Issued Patents All Time

Showing 226–227 of 227 patents

Patent #	Title	Co-Inventors	Date
4709351	Semiconductor memory device having an improved wiring and decoder arrangement to decrease wiring delay	—	1987-11-24
4635233	Semiconductor memory device	Tetsuro Matsumoto	1987-01-06