Inventor

HATSUDA IPPEI

JP3 patents

⚠️ This page may combine multiple inventors who share the name “HATSUDA IPPEI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

MURATA MANUFACTURING CO

2 patents

US10447240B2Oct 15, 2019

Elastic wave device and filter device

MURATA MANUFACTURING CO1 citations60

US11005444B2May 11, 2021

Acoustic wave device, radio-frequency front end circuit, and communication device

MURATA MANUFACTURING CO0 citations53

HAYAKAWA NORIHIRO

1 patent

US8572825B2Nov 5, 2013

Method for producing piezoelectric composite substrate and method for producing piezoelectric element

HAYAKAWA NORIHIRO5 citations67