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Inventor

Masashi Kawai

Inventor
Toyohashi, JP

Overview

17→
Patents
1989–2020
Patent span
Physics
Primary field (CPC G)

Patents· 17 as inventor

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

G01Nprimary
G01NInvestigating or analysing materials by determining their chemical or physical properties14%
G03GElectrography12%
LOC1610%
C01FCompounds of the metals beryllium, magnesium, aluminium, calcium, strontium, barium, radium, thorium, or of the rare-earth metals5%
C01GCompounds containing metals not covered by subclasses c01d or c01f5%
C04BLime, magnesia5%
D01DMechanical methods or apparatus in the manufacture of artificial filaments, threads, fibres, bristles or ribbons5%
D01FChemical features in the manufacture of artificial filaments, threads, fibres, bristles or ribbons5%
H01MProcesses or means, e.g. batteries, for the direct conversion of chemical energy into electrical energy5%
Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution5%
PatentTitleYear
10,746,690Solid electrolyte gas sensor element and gas sensor20209,829,463Method for producing oxygen sensor20179,709,522'Solid electrolyte gas sensor element and gas sensor'20179,564,653'Method for producing fuel cell including nanofibers of metal oxide'20179,437,999'Method for manufacturing oxygen sensor'20169,365,884'Environmental evaluation installation and environmental evaluation method'20169,134,268'Manufacturing method for oxygen sensor'20159,025,984'Image forming apparatus capable of stably detecting temperature of fixing device regardless of orientation of the image forming apparatus'20158,913,946'Image forming apparatus'20148,447,215'Image forming apparatus and method'20138,391,751'Imaging unit and image formation apparatus provided with the same'2013D0657413'Image forming apparatus with toner cartridge'20128,115,796'Beltless tandem-type image forming apparatus'2012D0646712'Image forming apparatus with toner cartridge'2011D0644683'Toner cartridge'2011D0644264'Image forming apparatus'20114,832,117'Fin tube heat exchanger'1989

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1989Based in Kyoto, JP· patent location history
2011–2014Patents assigned to KONICA MINOLTA BUSINESS TECH (8)· patent assignee history
2011–2015Based in Toyohashi, JP· patent location history
2012–2017Patents assigned to KAWAI MASASHI (11)· patent assignee history
2012–2013Patents assigned to KATOGI SYUICHI (2)· patent assignee history
2015–2020Patents assigned to TOYOTA MOTOR CO LTD (6)· patent assignee history
2015–2020Based in Miyoshi, JP· patent location history
2016Based in Aichi, JP· patent location history
2017Patents assigned to LI BIN (2)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
KAWAI MASASHIself112012–2017
KONICA MINOLTA BUSINESS TECH82011–2014
TOYOTA MOTOR CO LTD62015–2020
KATOGI SYUICHI22012–2013
LI BIN22017
Locations
LocationPatentsSpan
Toyohashi, JP92011–2015
Miyoshi, JP62015–2020
Aichi, JP12016
Kyoto, JP11989