Inventor
ITOH YOSHIO
JP27 patents
⚠️ This page may combine multiple inventors who share the name “ITOH YOSHIO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
OKI ELECTRIC IND CO LTD
8 patentsUS4894820AJan 16, 1990
Double-talk detection in an echo canceller
OKI ELECTRIC IND CO LTD96 citations94
US4811261AMar 7, 1989
Adaptive digital filter for determining a transfer equation of an unknown system
OKI ELECTRIC IND CO LTD21 citations82
US6489234B1Dec 3, 2002
Method of making a semiconductor device
OKI ELECTRIC IND CO LTD7 citations74
US4640888AFeb 3, 1987
Alignment mark on a semiconductor and a method of forming the same
OKI ELECTRIC IND CO LTD13 citations72
US4879726ANov 7, 1989
Spread spectrum communications system
OKI ELECTRIC IND CO LTD14 citations69
US4824254AApr 25, 1989
Alignment marks on semiconductor wafers and method of manufacturing the marks
OKI ELECTRIC IND CO LTD14 citations69
US5903025AMay 11, 1999
Semiconductor memory device and method for manufacturing the same
OKI ELECTRIC IND CO LTD2 citations63
US4868775ASep 19, 1989
Adaptive digital filter
OKI ELECTRIC IND CO LTD4 citations63
ABE NAOTO
3 patentsUS10833358B2Nov 10, 2020
Porous carbon having connecting mesopores and electrode
ABE NAOTO0 citations46
US10490846B2Nov 26, 2019
Non-aqueous electrolyte electricity-storage element
ABE NAOTO0 citations46
US10811674B2Oct 20, 2020
Non-aqueous electrolyte electricity-storage element including positive electrode having carbonaceous material with fluorine on surface
ABE NAOTO0 citations36