DT

Daisaburo Takashima

KT Kabushiki Kaisha Toshiba: 198 patents #15 of 21,451Top 1%
Kioxia: 19 patents #32 of 1,813Top 2%
Toshiba Memory: 13 patents #79 of 1,971Top 5%
Infineon Technologies Ag: 9 patents #986 of 7,486Top 15%
Overall (All Time): #2,433 of 4,157,543Top 1%
230
Patents All Time

Issued Patents All Time

Showing 126–150 of 230 patents

Patent #TitleCo-InventorsDate
7295456 Chain ferroelectric random access memory (CFRAM) having an intrinsic transistor connected in parallel with a ferroelectric capacitor Ryu Ogiwara, Sumio Tanaka, Yukihito Oowaki, Yoshiaki Takeuchi 2007-11-13
7269049 Ferroelectric random access memory device Hidehiro Shiga, Shinichiro Shiratake 2007-09-11
7269048 Semiconductor integrated circuit device 2007-09-11
7257011 Semiconductor memory having twisted bit line architecture Tadashi Miyakawa 2007-08-14
7254051 Semiconductor memory device and various systems mounting them 2007-08-07
7248493 Memory system having improved random write performance Shuso Fujii, Takuya Futatsuyama, Takaya Suda, Masaki Momodomi 2007-07-24
7245517 Ferroelectric random access memory 2007-07-17
7233536 Semiconductor memory device having memory cells to store cell data and reference data Ryu Ogiwara 2007-06-19
7218546 Integrated circuit device provided with series-connected TC parallel unit ferroelectric memory and method for testing the same Tadashi Miyakawa, Shinichiro Shiratake 2007-05-15
7211851 Ferroelectric memory Tadashi Miyakawa 2007-05-01
7209398 Semiconductor memory device having redundancy cell array shared by a plurality of memory cell arrays Tadashi Miyakawa 2007-04-24
7193260 Ferroelectric memory device Masahiro Kamoshida 2007-03-20
7161202 Semiconductor memory device and method of reading data Katsuhiko Hoya 2007-01-09
7154766 Ferroelectric memory Kohei Oikawa 2006-12-26
7142473 Semiconductor device having semiconductor memory with sense amplifier Ryu Ogiwara, Michael Jacob 2006-11-28
7138674 Semiconductor memory device Hidehiro Shiga, Shinichiro Shiratake 2006-11-21
7127598 Semiconductor device comprising transition detecting circuit and method of activating the same Kohei Oikawa, Shinichiro Shiratake, Yoshiaki Takeuchi, Thomas Roehr 2006-10-24
7092304 Semiconductor memory Ryu Ogiwara, Thomas Roehr 2006-08-15
7092274 Ferroelectric memory device Katsuhiko Hoya, Nobert Rehm 2006-08-15
7064972 Ferroelectric memory device and read control method thereof 2006-06-20
7061788 Semiconductor storage device Ryu Ogiwara 2006-06-13
7057221 Semiconductor memory device 2006-06-06
7057917 Ferroelectric memory with an intrinsic access transistor coupled to a capacitor Ryu Ogiwara, Sumio Tanaka, Yukihito Oowaki, Yoshiaki Takeuchi 2006-06-06
7046541 Semiconductor integrated circuit device Ryu Ogiwara 2006-05-16
7016215 Ferroelectric memory device with a spare memory cell array Masahiro Kamoshida 2006-03-21