Inventor

Katsutomo Tsukahara

Inventor

Shiojiri, JP

Overview

2015–2021

Patent span

Performing operations

Primary field (CPC B)

Patents· 34 as inventor

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

B41Jprimary

B41JTypewriters65%

H01LSemiconductor devices12%

H10NElectric solid-state devices not otherwise provided for12%

B65DContainers for storage or transport of articles or materials, e.g. bags, barrels, bottles, boxes, cans, cartons, crates, drums, jars, tanks, hoppers, forwarding containers4%

Y10TTechnical subjects covered by former us classification4%

B81BMicrostructural devices or systems, e.g. micromechanical devices2%

H02NElectric machines not otherwise provided for2%

PatentTitleYear

11,043,625Piezoelectric device, MEMS device, liquid ejecting head, and liquid ejecting apparatus2021 11,040,535Liquid ejecting head and liquid ejecting apparatus2021 10,987,928Liquid ejecting head and liquid ejecting apparatus2021 10,870,274Liquid ejecting head and liquid ejecting apparatus2020 10,821,738Liquid container, liquid consuming apparatus and electrical connector2020 10,814,626Liquid ejecting head and liquid ejecting apparatus2020 10,723,129Liquid ejecting head and liquid ejecting apparatus2020 10,675,879Liquid container, liquid consuming apparatus and electrical connector2020 10,214,015Piezoelectric device, inspection method for piezoelectric device, and liquid ejecting head2019 10,179,459Liquid container, liquid consuming apparatus and electrical connector2019 10,137,694Liquid supply unit and liquid consumption system2018 10,112,399Liquid container, liquid consuming apparatus, liquid supply system and liquid container unit2018 10,029,459Piezoelectric device, liquid ejecting head, and liquid ejecting apparatus2018 9,994,030Liquid supply apparatus and liquid container2018 9,937,717Piezoelectric device, inspection method for piezoelectric device, and liquid ejecting head2018 9,931,852Liquid supply apparatus, liquid container2018 9,919,523'Piezoelectric device, liquid ejecting head, and liquid ejecting apparatus'2018 9,914,301'Piezoelectric device, liquid ejecting head, and liquid ejecting apparatus'2018 9,908,331'MEMS device and liquid ejecting head'2018 9,862,198'Unit used in liquid jet recording apparatus, and liquid jet recording apparatus'2018 9,862,199'Liquid supply apparatus and liquid container'2018 9,849,685Liquid supply device2017 9,844,939Piezoelectric device, liquid ejecting head, and liquid ejecting apparatus2017 9,770,907'MEMS device, liquid ejecting head, and liquid ejecting apparatus'2017 9,701,127'Liquid container'2017 9,650,202'Fluid container and fluid consuming device'2017 9,511,597'Liquid supply device with liquid container and liquid introduction part to be connected therewith'2016 9,358,796'Liquid supply apparatus'2016 9,315,033'Recording apparatus'2016 9,290,001'Liquid container, liquid consuming apparatus, liquid supply system and liquid container unit'2016 9,266,338'Liquid supply apparatus for supplying liquid to a liquid jet head and liquid container'2016 9,132,652'Liquid container'2015 9,079,413'Liquid conatiner, liquid consuming apparatus, liquid supply system and liquid container unit'2015 8,967,779'Flow channel member, liquid ejecting head, liquid ejecting apparatus, and liquid reservoir'2015

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2015–2021Patents assigned to SEIKO EPSON CORP (34)· patent assignee history

2015–2020Based in Nagano, JP· patent location history

2015–2018Based in Matsumoto, JP· patent location history

2017–2021Based in Shiojiri, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
SEIKO EPSON CORP	34	2015–2021

Locations

Location	Patents	Span
Shiojiri, JP	14	2017–2021
Nagano, JP	10	2015–2020
Matsumoto, JP	10	2015–2018