LexDanaLexDanabeta
Inventor

Yoshiro Teshima

Inventor
Saitama, JP

Overview

4→
Patents
2019–2020
Patent span
Electricity
Primary field (CPC H)

Patents· 4 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

H03Hprimary
H03HImpedance networks, e.g. resonant circuits44%
B06BMethods or apparatus for generating or transmitting mechanical vibrations of infrasonic, sonic, or ultrasonic frequency, e.g. for performing mechanical work in general11%
C30BSingle-crystal growth11%
H01LSemiconductor devices11%
H03BGeneration of oscillations, directly or by frequency-changing, by circuits employing active elements which operate in a non-switching manner11%
H10PGeneric processes or apparatus for the manufacture or treatment of devices covered by class h1011%
PatentTitleYear
10,840,882Crystal unit and manufacturing method thereof202010,763,821Crystal resonator202010,277,197Piezoelectric vibrating piece and piezoelectric device201910,250,225AT-cut crystal element, crystal resonator and crystal unit2019

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2019–2020Patents assigned to NIHON DEMPA KOGYO CO (4)· patent assignee history
2019–2020Based in Saitama, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
NIHON DEMPA KOGYO CO42019–2020
Locations
LocationPatentsSpan
Saitama, JP42019–2020