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Inventor

Yasukazu Tokuhisa

Inventor
Mie, JP

Overview

5→
Patents
2000–2018
Patent span
Physics
Primary field (CPC G)

Patents· 5 as inventor

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

G01Fprimary
G01FMeasuring volume, volume flow, mass flow or liquid level22%
G05DSystems for controlling or regulating non-electric variables22%
Y10TTechnical subjects covered by former us classification22%
B06BMethods or apparatus for generating or transmitting mechanical vibrations of infrasonic, sonic, or ultrasonic frequency, e.g. for performing mechanical work in general11%
H04RLoudspeakers, microphones, gramophone pick-ups or like acoustic electromechanical transducers11%
H10NElectric solid-state devices not otherwise provided for11%
PatentTitleYear
9,973,857Piezoelectric speaker and electroacoustic transducer20188,112,182'Mass flow rate-controlling apparatus'20127,447,324'Piezoelectric sounding body and electronic device using the same'20086,843,123'Flow rate sensor, flow rate measuring device, and flow rate control device'20056,062,246'Mass flow controller and operating method thereof'2000

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2000–2012Patents assigned to HITACHI METALS LTD (3)· patent assignee history
2000–2012Based in Mie, JP· patent location history
2005Based in Kuwana, JP· patent location history
2008–2018Patents assigned to TAIYO YUDEN KK (2)· patent assignee history
2008Based in Harunamachi, JP· patent location history
2012Patents assigned to GOTOH TAKAO (1)· patent assignee history
2012Patents assigned to MATSUOKA TOHRU (1)· patent assignee history
2012Patents assigned to SUZUKI SHIGEHIRO (1)· patent assignee history
2018Based in Takasaki, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
HITACHI METALS LTD32000–2012
TAIYO YUDEN KK22008–2018
GOTOH TAKAO12012
MATSUOKA TOHRU12012
SUZUKI SHIGEHIRO12012
Locations
LocationPatentsSpan
Mie, JP22000–2012
Takasaki, JP12018
Harunamachi, JP12008
Kuwana, JP12005