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Inventor

Tomohiro Sasa

Inventor
Kanagawa, JP

Overview

10→
Patents
2015–2020
Patent span
Physics
Primary field (CPC G)

Patents· 10 as inventor

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

H04Nprimary
H04NPictorial communication, e.g. television37%
B41JTypewriters26%
G01BMeasuring length, thickness or similar linear dimensions11%
G01JMeasurement of intensity, velocity, spectral content, polarisation, phase or pulse characteristics of infrared, visible or ultraviolet light11%
G06KGraphical data reading11%
G01NInvestigating or analysing materials by determining their chemical or physical properties5%
PatentTitleYear
10,855,866Document size detection device, image reading device, image forming apparatus, and document size detecting method202010,182,177Signal processing device, image scanning device, image forming apparatus, and method of controlling the same201910,158,767Image capturing apparatus, image forming apparatus, distance measuring method, and computer-readable recording medium201810,093,087Distance measuring device, image forming apparatus, and distance measuring method20189,782,967'Distance measuring device, image forming apparatus, and distance measuring method'20179,415,617'Image forming apparatus, control method of image forming apparatus, and non-transitory recording medium'20169,370,930'Nozzle testing device and image forming apparatus'20169,347,873'Image forming apparatus, calibration method, and drying determination method'20169,191,535'Image forming apparatus, image forming method and storage medium'20158,985,719'Image forming apparatus, image forming apparatus control method and storage medium of program of control method'2015

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2015–2020Patents assigned to RICOH CO LTD (10)· patent assignee history
2015–2020Patents assigned to SASA TOMOHIRO (10)· patent assignee history
2015–2018Based in Kanagawa, JP· patent location history
2016–2018Patents assigned to HORIKAWA DAISAKU (5)· patent assignee history
2016–2018Patents assigned to KAWARADA MASAYA (5)· patent assignee history
2016–2018Patents assigned to MORITA KENJI (5)· patent assignee history
2019–2020Based in Tokyo, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
RICOH CO LTD102015–2020
SASA TOMOHIROself102015–2020
HORIKAWA DAISAKU52016–2018
KAWARADA MASAYA52016–2018
MORITA KENJI52016–2018
Locations
LocationPatentsSpan
Kanagawa, JP82015–2018
Tokyo, JP22019–2020