YI

Yasuo Itoh

KT Kabushiki Kaisha Toshiba: 54 patents #292 of 21,451Top 2%
VJ Victor Company Of Japan: 3 patents #389 of 1,489Top 30%
MM Mitsubishi Mining: 2 patents #467 of 2,247Top 25%
NE Nec: 2 patents #5,510 of 14,502Top 40%
NS Nippon Steel: 2 patents #1,308 of 4,423Top 30%
FL Furuno Electric Company Limited: 1 patents #215 of 407Top 55%
MW Makita Electric Works: 1 patents #25 of 53Top 50%
Overall (All Time): #34,910 of 4,157,543Top 1%
64
Patents All Time

Issued Patents All Time

Showing 51–64 of 64 patents

Patent #TitleCo-InventorsDate
5075890 Electrically erasable programmable read-only memory with NAND cell Masaki Momodomi, Yoshihisa Iwata, Tomoharu Tanaka, Fujio Masuoka 1991-12-24
5050125 Electrically erasable programmable read-only memory with NAND cellstructure Masaki Momodomi, Koichi Toita, Yoshihisa Iwata, Fujio Masuoka, Masahiko Chiba +3 more 1991-09-17
5043942 Nand cell type programmable read-only memory with common control gate driver circuit Yoshihisa Iwata, Masaki Momodomi, Tomoharu Tanaka, Hideko Odaira 1991-08-27
4959812 Electrically erasable programmable read-only memory with NAND cell structure Masaki Momodomi, Fujio Masuoka, Riichiro Shirota, Kazunori Ohuchi, Ryouhei Kirisawa 1990-09-25
4939690 Electrically erasable programmable read-only memory with NAND cell structure that suppresses memory cell threshold voltage variation Masaki Momodomi, Riichiro Shirota, Satoshi Inoue, Fujio Masuoka, Ryozo Nakayama +1 more 1990-07-03
D305721 Electric finishing sander Fusao Fushiya 1990-01-30
4887662 Cooling drum for continuous-casting machines for manufacturing thin metallic strip Shigenori Tanaka, Michiya Hayashida, Kenichi Hara, Keiichi Yamamoto, Hikotaro Itani +5 more 1989-12-19
4800530 Semiconductor memory system with dynamic random access memory cells Fumio Horiguchi, Shigeyoshi Watanabe, Kazunori Ohuchi, Mitsugi Ogura 1989-01-24
4799193 Semiconductor memory devices Fumio Horiguchi, Mitsugi Ogura, Masaki Momodomi 1989-01-17
4748596 Semiconductor memory device with sense amplifiers Mitsugi Ogura 1988-05-31
4719618 Digital conference circuit Yuisuke Maruyama 1988-01-12
4638458 Semiconductor memory address lines with varied interval contact holes 1987-01-20
4591670 Echo canceller and echo suppressor for frequency divisional attenuation of acoustic echoes 1986-05-27
4266244 System for detecting the initial point of a digital signal in a composite digital signal reproducing system 1981-05-05