Inventor
OGAWA KENGO
JP6 patents
⚠️ This page may combine multiple inventors who share the name “OGAWA KENGO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
JAPAN STEEL WORKS LTD
3 patentsUS11569794B2Jan 31, 2023
Surface acoustic wave resonator, its manufacturing method, and radio circuit
JAPAN STEEL WORKS LTD0 citations59
US11061261B2Jul 13, 2021
Optical modulator, substrate for optical modulator, method of manufacturing optical modulator, and method of manufacturing substrate for optical modulator
JAPAN STEEL WORKS LTD0 citations57
US11543574B2Jan 3, 2023
Wave plate, method for manufacturing wave plate, and optical apparatus
JAPAN STEEL WORKS LTD0 citations50