Inventor

Akira Kawai

Inventor

Kanagawa, JP

Overview

42→

Patents

1985–2019

Patent span

Performing operations

Primary field (CPC B)

Patents· 42 as inventor

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

B60Rprimary

B60RVehicles, vehicle fittings, or vehicle parts, not otherwise provided for11%

B01JChemical or physical processes, e.g. catalysis or colloid chemistry7%

Y10TTechnical subjects covered by former us classification7%

H01MProcesses or means, e.g. batteries, for the direct conversion of chemical energy into electrical energy6%

Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution6%

B01FMixing, e.g. dissolving, emulsifying or dispersing5%

B60JWindows, windscreens, non-fixed roofs, doors, or similar devices for vehicles4%

H02JElectric power networks4%

H10WGeneric packages, interconnections, connectors or other constructional details of devices covered by class h104%

B01LChemical or physical laboratory apparatus for general use3%

PatentTitleYear

10,468,648Battery pack for electric power tool2019 10,263,543Electric tool system2019 9,746,860'Electric tool adaptor and electric tool system using same'2017 9,484,567'Battery pack'2016 9,178,380'Charger apparatus capable of determining deterioration of second battery'2015 9,142,993'Charge circuit, and battery-charger assemblage with the charge circuit'2015 8,847,532'Electric tool'2014 8,524,173'Microchannel structure and fine-particle production method using the same'2013 8,405,348'Charging circuit'2013 7,718,099'Fine channel device, fine particle producing method and solvent extraction method'2010 7,641,871'Fine channel device and a chemically operating method for fluid using the device'2010 7,612,525'Electrical apparatus'2009 7,570,000'Control drive circuit for electric power tool'2009 7,553,434'Fine channel device, fine particle producing method and solvent extraction method'2009 7,338,641'Fine channel device, desksize chemical plant and fine particle producing apparatus employing them'2008 7,201,873'Fine channel device, method for producing the fine channel device and use of the same'2007 6,791,677'Information measuring apparatus using a fine channel device'2004 6,750,390'Automatic performing apparatus and electronic instrument'2004 6,441,075'Polyolefin-based resin composition and automotive molded plastic made from same'2002 6,309,011'Impact-absorbing system for automotive vehicle'2001 6,170,902'Door trim covering a door for a vehicle'2001 6,095,591'Interior material for automotive vehicle'2000 6,059,342'Car body structure'2000 6,036,251'Energy absorbing door panel'2000 5,965,654'Polyolefin-based plastic composition and automotive molded article formed thereof'1999 5,934,730'Energy absorbing door panel'1999 5,927,786'Car body structure'1999 5,868,458'Interior material for automotive vehicle'1999 5,833,303'Pillar construction for vehicle bodies'1998 5,741,044'Pillar garnish support structure for automobile'1998 5,403,422'Method for producing decorative plates'1995 5,264,310'Alignment mark having regions formed by energy beam irradiation therein and method of manufacturing the same'1993 5,263,008'Magneto-optical disk device having a plurality of independently moving magneto-optical heads in the head window'1993 5,195,072'Error detecting device for optical head'1993 5,080,586'Apical foramen position detector for use in dental treatment'1992 5,068,067'Emulsifier for microcapsules, microcapsules using said emulsifier and process for producing such microcapsules, and non-carbon pressure-sensitive copying paper using said microcapsules'1991 5,001,084'Method for applying a treatment liquid on a semiconductor wafer'1991 4,956,310'Semiconductor memory device and fabricating method thereof'1990 4,931,422'No-carbon pressure-sensitive copying paper'1990 4,763,182'Semiconductor memory device with deep bit-line channel stopper'1988 4,702,796'Method for fabricting a semiconductor device'1987 4,533,599'Microcapsule and process for their production'1985

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1987–1993Patents assigned to MITSUBISHI ELECTRIC CORP (5)· patent assignee history

1987–1993Based in Hyogo, JP· patent location history

1993–2013Patents assigned to TOSOH CORP (9)· patent assignee history

1998–2002Patents assigned to NISSAN MOTOR (12)· patent assignee history

1998–2000Based in Minami-ashigara, JP· patent location history

1999–2010Based in Kanagawa, JP· patent location history

2013–2017Patents assigned to KAWAI AKIRA (5)· patent assignee history

2014–2015Based in Shiga, JP· patent location history

2015–2019Patents assigned to PANASONIC IP MAN CO LTD (6)· patent assignee history

2016–2019Based in Mie, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
NISSAN MOTOR	12	1998–2002
TOSOH CORP	9	1993–2013
PANASONIC IP MAN CO LTD	6	2015–2019
KAWAI AKIRAself	5	2013–2017
MITSUBISHI ELECTRIC CORP	5	1987–1993

Locations

Location	Patents	Span
Kanagawa, JP	11	1999–2010
Mie, JP	4	2016–2019
Minami-ashigara, JP	4	1998–2000
Hyogo, JP	4	1987–1993
Shiga, JP	3	2014–2015