Inventor
SHIMAO KENJI
JP12 patents
⚠️ This page may combine multiple inventors who share the name “SHIMAO KENJI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SHIMAO KENJI
4 patentsUS8541928B2Sep 24, 2013
Quartz-crystal devices exhibiting reduced crystal impedance
SHIMAO KENJI8 citations82
US8519601B2Aug 27, 2013
Crystal device and inspection method of crystal device
SHIMAO KENJI4 citations61
US8405286B2Mar 26, 2013
Mesa-type at-cut quartz-crystal vibrating piece and the quartz-crystal device
SHIMAO KENJI4 citations61
US8390176B2Mar 5, 2013
Stacked crystal resonator and manufacturing method thereof
SHIMAO KENJI0 citations39
NIHON DEMPA KOGYO CO
4 patentsUS10659005B2May 19, 2020
At-cut crystal element, crystal resonator and crystal unit
NIHON DEMPA KOGYO CO4 citations72
US10333489B2Jun 25, 2019
Crystal unit
NIHON DEMPA KOGYO CO2 citations72
US10263597B2Apr 16, 2019
Crystal unit
NIHON DEMPA KOGYO CO4 citations72
US11824516B2Nov 21, 2023
Piezoelectric device and manufacturing method of the same
NIHON DEMPA KOGYO CO0 citations48