TT

Tomoharu Tanaka

KT Kabushiki Kaisha Toshiba: 258 patents #6 of 21,451Top 1%
Micron: 39 patents #489 of 6,345Top 8%
ST Sandisk Technologies: 32 patents #524 of 2,224Top 25%
Toshiba Memory: 12 patents #93 of 1,971Top 5%
IN Intel: 6 patents #6,151 of 30,777Top 20%
Kioxia: 3 patents #479 of 1,813Top 30%
SE Sega Enterprises: 1 patents #101 of 368Top 30%
Overall (All Time): #1,055 of 4,157,543Top 1%
325
Patents All Time

Issued Patents All Time

Showing 251–275 of 325 patents

Patent #TitleCo-InventorsDate
6028792 Multi-level memory for verifying programming results Ken Takeuchi 2000-02-22
6026025 Electrically erasable and programmable non-volatile semiconductor memory with automatic write-verify controller Yoshiyuki Tanaka, Hiroshi Nakamura, Hideko Odaira 2000-02-15
6014330 Non-volatile semiconductor memory device Tetsuo Endoh, Yoshiyuki Tanaka, Seiichi Aritome, Riichiro Shirota, Susumu Shuto +2 more 2000-01-11
6005802 Nonvolatile semiconductor memory device using a bit line potential raised by use of a coupling capacitor between bit lines Ken Takeuchi, Hiroshi Nakamura 1999-12-21
5996108 Memory system Toru Tanzawa 1999-11-30
5986933 Semiconductor memory device having variable number of selected cell pages and subcell arrays Ken Takeuchi 1999-11-16
5969557 Delay circuit, oscillation circuit and semiconductor memory device Toru Tanzawa, Toshio Yamamura, Koji Sakui 1999-10-19
5969988 Voltage multiplier circuit and nonvolatile semiconductor memory device having voltage multiplier Toru Tanzawa, Hiroshi Nakamura, Yoshiyuki Tanaka 1999-10-19
5969985 Nonvolatile semiconductor memory device Kazunori Ohuchi, Toru Tanzawa, Ken Takeuchi 1999-10-19
5949714 Nonvolatile semiconductor memory device Gertjan Hemink 1999-09-07
5946231 Non-volatile semiconductor memory device Tetsuo Endoh, Yoshiyuki Tanaka, Seiichi Aritome, Riichiro Shirota, Susumu Shuto +2 more 1999-08-31
5940321 Nonvolatile semiconductor memory device Ken Takeuchi, Koji Sakui, Seiichi Aritome 1999-08-17
5933436 Error correction/detection circuit and semiconductor memory device using the same Toru Tanzawa, Riichiro Shirota, Kazunori Ohuchi 1999-08-03
5920507 Nonvolatile semiconductor memory device Ken Takeuchi 1999-07-06
5909399 Non-volatile semiconductor memory device and memory system using the same Masaki Momodomi, Hideo Kato, Hiroto Nakai, Yoshiyuki Tanaka, Riichiro Shirota +8 more 1999-06-01
5909398 Semiconductor memory device and high-voltage switching circuit Toru Tanzawa, Ken Takeuchi 1999-06-01
5905691 Semiconductor memory Toru Tanzawa, Ken Takeuchi 1999-05-18
5903495 Semiconductor device and memory system Ken Takeuchi 1999-05-11
5901152 Three-value data storing semiconductor memory system Toru Tanzawa 1999-05-04
5870334 Nonvolatile semiconductor memory device Gertjan Hemink 1999-02-09
5864504 Nonvolatile semiconductor memory with temperature compensation for read/verify referencing scheme Toru Tanzawa, Ken Takeuchi 1999-01-26
5847992 Multi-level non-volatile semiconductor memory device having improved multi-level data storing circuits Junichi Miyamoto, Koji Sakui 1998-12-08
5844841 Memory system Ken Takeuchi 1998-12-01
5831903 Electrically erasable programmable read-only memory with threshold value controller for data programming and method of programming the same Kazunori Ohuchi, Yoshihisa Iwata, Yasuo Itoh, Masaki Momodomi, Fujio Masuoka 1998-11-03
5828621 Semiconductor memory device and high-voltage switching circuit Toru Tanzawa, Ken Takeuchi 1998-10-27