LexDanaLexDanabeta
Inventor

Masafumi Yamada

Inventor
Kanagawa, JP

Overview

30→
Patents
2003–2021
Patent span
Physics
Primary field (CPC G)

Patents· 30 as inventor

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

G03Gprimary
G03GElectrography14%
B41JTypewriters10%
A24FSmokers' requisites6%
H01MProcesses or means, e.g. batteries, for the direct conversion of chemical energy into electrical energy6%
H02JElectric power networks6%
Y10TTechnical subjects covered by former us classification6%
B32BLayered products, i.e. products built-up of strata of flat or non-flat, e.g. cellular or honeycomb, form4%
F26BDrying solid materials or objects by removing liquid therefrom4%
G01MTesting static or dynamic balance of machines or structures4%
G01TMeasurement of nuclear or x-radiation4%
PatentTitleYear
11,122,837Power supply unit for aerosol suction device and power supply diagnosis method of aerosol suction device202111,116,255Power supply unit of aerosol generation apparatus202111,089,816Power supply unit of aerosol generation apparatus202111,083,226Inhalation component generation device, processor for external power supply, method for controlling inhalation component generation device, and program202111,064,726Extraction method of flavor constituent and manufacturing method of composition element of favorite item202111,014,380Image forming apparatus with pre-heat and post-heat control202110,807,388Image forming apparatus and method for controlling plurality of heaters in image forming apparatus202010,787,003Treatment-liquid application device, drying device, and liquid discharge apparatus202010,556,449Liquid discharge apparatus and image forming method202010,232,641Drying device and liquid discharging device20199,550,375'Inkjet image forming apparatus'20179,327,524'Dryer and inkjet image forming apparatus'20168,637,152'Packaging material'20148,535,774'Release sheet'20138,494,427'Fixing device, image forming apparatus, and fixing method'20138,472,852'Fixing device and image forming apparatus'20138,428,503'Fixing device and image forming apparatus'20138,373,678'Electronics device having projector module'20138,170,457'Fixing device and image forming apparatus'20128,023,877'Image forming apparatus capable of forming glossy color image'20117,960,084'Method of preparing information recording medium'20117,883,089'Image forming apparatus'20117,865,121'Image forming apparatus and recording medium'20117,817,953'Image recording medium, sheet feeding device, and image forming apparatus'20107,666,941'Aqueous polyolefin resin dispersion, process for producing the same, and water-based coating material comprising the same'20107,484,827'Image forming method and apparatus, and a recording medium storing a program for performing an image forming method'20097,333,585'Radiation measurement device'20087,139,354'Radiation measurement device'20066,836,523'Radiation measurement device'20046,653,276'High-purity cyclopentane compound having oxygen-containing group, process for preparing same, and perfume composition'2003

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2003–2013Based in Kawasaki, JP· patent location history
2004–2008Based in Osaka, JP· patent location history
2009–2021Based in Kanagawa, JP· patent location history
2010–2014Based in Uji, JP· patent location history
2011–2021Patents assigned to RICOH CO LTD (16)· patent assignee history
2012–2021Patents assigned to YAMADA MASAFUMI (14)· patent assignee history
2012–2017Patents assigned to NAKAMURA TAKUMA (6)· patent assignee history
2012–2017Patents assigned to SASAMOTO TETSUROU (6)· patent assignee history
2013–2021Based in Tokyo, JP· patent location history
2021Patents assigned to JAPAN TOBACCO INC (5)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
RICOH CO LTD162011–2021
YAMADA MASAFUMIself142012–2021
NAKAMURA TAKUMA62012–2017
SASAMOTO TETSUROU62012–2017
JAPAN TOBACCO INC52021
Locations
LocationPatentsSpan
Kanagawa, JP132009–2021
Tokyo, JP62013–2021
Kawasaki, JP52003–2013
Osaka, JP32004–2008
Uji, JP22010–2014