SS

Shizuo Sugiyama

HI Hitachi: 4 patents #8,942 of 28,497Top 35%
HD Hitachi Denshi: 4 patents #33 of 275Top 15%
📍 Kodaira, JP: #387 of 1,073 inventorsTop 40%
Overall (All Time): #1,306,819 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
4620292 Arithmetic logic unit for floating point data and/or fixed point data Yoshimune Hagiwara, Narimichi Maeda, Osamu Yumoto, Takashi Akazawa, Masahito Kobayashi +2 more 1986-10-28
4592006 Adder for floating point data suitable for digital signal processing Yoshimune Hagiwara, Narimichi Maeda, Osamu Yumoto, Takashi Akazawa, Masahito Kobayashi +2 more 1986-05-27
4534010 Floating point type multiplier circuit with compensation for over-flow and under-flow in multiplication of numbers in two's compliment representation Masahito Kobayashi, Narimichi Maeda, Yoshimune Hagiwara, Takashi Akazawa 1985-08-06
4511990 Digital processor with floating point multiplier and adder suitable for digital signal processing Yoshimune Hagiwara, Narimichi Maeda, Osamu Yumoto, Takashi Akazawa, Masahito Kobayashi +2 more 1985-04-16