Inventor

Tomohiko Kohda

Inventor

Ibaraki, JP

Overview

2014–2020

Patent span

Performing operations

Primary field (CPC B)

Patents· 13 as inventor

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

B41Jprimary

B41JTypewriters93%

C09DCoating compositions, e.g. paints, varnishes or lacquers7%

PatentTitleYear

10,786,996Liquid discharge head, liquid discharge device, and liquid discharge apparatus2020 10,730,292Liquid discharge head, liquid discharge device, and liquid discharge apparatus2020 10,696,057Liquid discharging head, liquid discharging unit, and device for discharging liquid2020 10,668,726Liquid ejection head, liquid ejection unit, and apparatus for ejecting liquid2020 10,538,101Liquid discharging head, liquid discharging unit, and device for discharging liquid2020 10,160,226Liquid discharging head, liquid discharging unit, and device for discharging liquid2018 10,022,963Liquid discharge head, liquid discharge device, and liquid discharge apparatus2018 10,005,281Liquid ejection head, liquid ejection unit, and apparatus for ejecting liquid2018 9,925,785'Liquid discharge head, liquid discharge device, and liquid discharge apparatus'2018 9,427,968'Liquid discharge head and image forming apparatus'2016 9,375,925'Liquid-ejection head and image forming apparatus'2016 9,044,946'Droplet discharge head and image forming apparatus including same'2015 8,899,711'Inkjet recording method, inkjet recording device, and recorded material'2014

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2014–2020Patents assigned to RICOH CO LTD (13)· patent assignee history

2014–2020Patents assigned to KOHDA TOMOHIKO (10)· patent assignee history

2014Based in Kanagawa, JP· patent location history

2015–2020Patents assigned to YOSHIDA TAKAHIRO (7)· patent assignee history

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

2016–2020Patents assigned to KASAHARA RYO (6)· patent assignee history

2016–2020Patents assigned to NAKAI TAKAYUKI (6)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
RICOH CO LTD	13	2014–2020
KOHDA TOMOHIKOself	10	2014–2020
YOSHIDA TAKAHIRO	7	2015–2020
KASAHARA RYO	6	2016–2020
NAKAI TAKAYUKI	6	2016–2020

Locations

Location	Patents	Span
Ibaraki, JP	12	2015–2020
Kanagawa, JP	1	2014