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 101–125 of 230 patents

Patent #TitleCo-InventorsDate
7697318 Semiconductor memory device Ryo Fukuda 2010-04-13
7692948 Semiconductor memory device Hidehiro Shiga 2010-04-06
7679412 Power supply circuit Ryu Ogiwara 2010-03-16
7649763 Nonvolatile ferroelectric memory 2010-01-19
7633330 Reference voltage generation circuit Ryu Ogiwara 2009-12-15
7609099 Power-on detecting circuit Ryu Ogiwara 2009-10-27
7589513 Reference voltage generator circuit Ryu Ogiwara 2009-09-15
7583114 Supply voltage sensing circuit Ryu Ogiwara 2009-09-01
7561459 Semiconductor memory device Hidehiro Shiga 2009-07-14
7542325 Ferroelectric memory Tadashi Miyakawa 2009-06-02
7532499 Semiconductor integrated circuit device 2009-05-12
7518901 Ferroelectric semiconductor memory device and method for reading the same Hidehiro Shiga 2009-04-14
7486578 Test method for ferroelectric memory Tadashi Miyakawa 2009-02-03
7443709 Temperature sensing circuit, voltage generation circuit, and semiconductor storage device Ryu Ogiwara 2008-10-28
7426147 Power supply voltage control circuit Ryu Ogiwara 2008-09-16
7417886 Ferroelectric random access memory 2008-08-26
7411809 Ferroelectric memory to be tested by applying disturbance voltage to a plurality of ferroelectric capacitors at once in direction to weaken polarization, and method of testing the same Ryu Ogiwara 2008-08-12
7397686 Memory system combining flash EEPROM and FeRAM Shuso Fujii, Takaya Suda, Hiroshi Sukegawa 2008-07-08
7397687 Ferroelectric memory device having ferroelectric capacitor Hidehiro Shiga, Shinichiro Shiratake 2008-07-08
7397685 Semiconductor memory device having error checking and correcting circuit Katsuhiko Hoya, Shinichiro Shiratake 2008-07-08
7385836 Ferroelectric random access memory Hidehiro Shiga 2008-06-10
7379319 Semiconductor integrated circuit device 2008-05-27
7315194 Booster circuit Hidehiro Shiga, Shinichiro Shiratake 2008-01-01
7303965 MIS transistor and method for producing same Yukihito Oowaki, Mizuki Ono, Mitsuhiro Noguchi, Akira Nishiyama 2007-12-04
7298657 Ferroelectric random access memory Sumiko Domae 2007-11-20