Inventor

Nagahide Sakai

Inventor

Tokyo, JP

Overview

7→

Patents

2009–2021

Patent span

Electricity

Primary field (CPC H)

Patents· 7 as inventor

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

H10Nprimary

H10NElectric solid-state devices not otherwise provided for33%

H02NElectric machines not otherwise provided for28%

H01LSemiconductor devices11%

A61BDiagnosis6%

B06BMethods or apparatus for generating or transmitting mechanical vibrations of infrasonic, sonic, or ultrasonic frequency, e.g. for performing mechanical work in general6%

B41JTypewriters6%

G02BOptical elements, systems or apparatus6%

Y10TTechnical subjects covered by former us classification6%

PatentTitleYear

10,906,322Liquid ejecting apparatus2021 10,420,599Ultrasonic vibrator and ultrasonic treatment device2019 9,768,374'Method of manufacturing cylindrical piezoelectric element'2017 8,084,921'Ultrasonic motor drive apparatus'2011 7,923,900'Ultrasonic motor'2011 7,759,840'Ultrasonic motor and vibration detection method for ultrasonic motor'2010 7,635,940'Ultrasonic motor and microscope stage'2009

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2009–2019Patents assigned to OLYMPUS CORP (6)· patent assignee history

2009–2019Based in Tokyo, JP· patent location history

2011Patents assigned to KASAI YASUAKI (1)· patent assignee history

2011Patents assigned to SAKAI NAGAHIDE (1)· patent assignee history

2011–2017Based in Higashimurayama, JP· patent location history

2021Patents assigned to SEIKO EPSON CORP (1)· patent assignee history

2021Based in Matsumoto, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
OLYMPUS CORP	6	2009–2019
KASAI YASUAKI	1	2011
SAKAI NAGAHIDEself	1	2011
SEIKO EPSON CORP	1	2021

Locations

Location	Patents	Span
Tokyo, JP	3	2009–2019
Higashimurayama, JP	3	2011–2017
Matsumoto, JP	1	2021