KY

Kazumasa Yanagisawa

HI Hitachi: 51 patents #272 of 28,497Top 1%
RE Renesas Electronics: 26 patents #62 of 4,529Top 2%
RT Renesas Technology: 22 patents #51 of 3,337Top 2%
HC Hitachi Ulsi Systems Co.: 10 patents #49 of 867Top 6%
HE Hitachi Vlsi Engineering: 10 patents #77 of 666Top 15%
FL Floadia: 6 patents #9 of 21Top 45%
HS Hitachi Tohbu Semiconductor: 2 patents #78 of 223Top 35%
Overall (All Time): #13,215 of 4,157,543Top 1%
105
Patents All Time

Issued Patents All Time

Showing 101–105 of 105 patents

Patent #TitleCo-InventorsDate
4807190 Semiconductor integrated circuit device Kyoko Ishii, Masaya Muranaka 1989-02-21
4775959 Semiconductor integrated circuit device having back-bias voltage generator Katsuyuki Sato 1988-10-04
4736344 Semiconductor memory 1988-04-05
4707625 Semiconductor integrated circuit device formed with a CMOS circuit and a boatstrap capacitor 1987-11-17
4651306 Dynamic memory 1987-03-17