Inventor

Katsutoshi Nakamura

Inventor

Atsugi, JP

Overview

1985–2019

Patent span

Physics

Primary field (CPC G)

Patents· 42 as inventor

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

G02Fprimary

G02FOptical devices or arrangements for the control of light by modification of the optical properties of the media of the elements involved therein45%

F02BInternal-combustion piston engines12%

C09KMaterials for miscellaneous applications, not provided for elsewhere8%

F02DControlling combustion engines7%

F01MLubricating of machines or engines in general5%

E01HStreet cleaning3%

F02FCylinders, pistons or casings, for combustion engines3%

G09GArrangements or circuits for control of indicating devices using static means to present variable information3%

A47LDomestic washing or cleaning2%

B01DSeparation2%

PatentTitleYear

10,190,491Internal combustion engine2019 10,054,064Actuator mounting structure for internal-combustion engine having variable compression ratio2018 10,001,056Internal combustion engine with variable compression ratio2018 9,863,311'Variable compression ratio internal combustion engine'2018 9,476,366'Control device and control method for variable compression ratio internal combustion engines'2016 9,169,775'Multi-link internal combustion engine'2015 8,881,695'Variable compression ratio internal combustion engine'2014 7,370,456'Packaging object supplying apparatus, box body supplying apparatus, boxing apparatus, packaging system and packaging method'2008 7,004,534'Vehicle front-body structure'2006 6,230,363'Large-scale cleaning vehicle'2001 5,987,699'Large-scale cleaning vehicle'1999 5,948,317'Liquid crystal composition, liquid crystal device using the composition, liquid crystal apparatus and display method'1999 5,835,181'Process for producing liquid crystal including discharging liquid crystal material through second aperture'1998 5,835,248'Method of making ferroelectric liquid crystal device using particles to create an unevenness on alignment layer or underlying insulating layer'1998 5,831,705'Liquid crystal device'1998 5,825,447'Liquid crystal device with a bistable chiral smectic liquid crystal having a phase transition series lacking a cholesteric phase #16'1998 5,798,056'Aligning method of liquid crystal, production process of liquid crystal device, and liquid crystal device'1998 5,790,223'Ferroelectric liquid crystal device and treatment method therefor'1998 5,764,327'Ferroelectric liquid crystal device with uneven surface under alignment film and process for production'1998 5,742,281'Image control device'1998 5,726,725'Liquid crystal device and process for production thereof with polyimide alignment film rubbed and then baked'1998 5,688,437'Liquid crystal composition, liquid crystal device using the composition, liquid crystal apparatus and display method'1997 5,686,019'Liquid crystal device and liquid crystal apparatus'1997 5,668,616'Ferroelectric liquid crystal device with alignment layers having surface unevenness different from each other'1997 5,666,217'Liquid crystal device'1997 5,657,103'Liquid crystal device'1997 5,594,571'Ferroelectric liquid crystal device and process for production thereof'1997 5,589,964'Ferroelectric liquid crystal device with minute convexities between adjacent electrodes'1996 5,583,680'Chiral smectic liquid crystal display having an increased apparent tilt angle'1996 5,581,384'Process for producing a display device by deforming thermoplastic spacer particles'1996 5,568,295'Chiral smetic LCD with small pretilt angle, substrate rubbed in two opposing directions, and no cholesteric phase or tilt angle > the pretilt plus inclination angles'1996 5,557,435'Liquid crystal device and display apparatus'1996 5,543,943'Chiral smectic device subjected to a simultaneous thermal and AC field treatment'1996 5,541,752'Liquid crystal apparatus'1996 5,497,257'Ferroelectric liquid crystal device'1996 5,482,319'Passenger protection device for an automotive vehicle'1996 5,467,209'Ferroelectric liquid crystal device with particular layer thicknesses at non-pixel portions and pixel portions'1995 5,452,114'Ferroelectric liquid crystal device with grooves between electrode on one substrate, ridges on the other'1995 5,381,256'Ferroelectric liquid crystal device with fine particles on insulator, having diameter less than substrate gap'1995 5,367,634'Display method, control circuit for the same and display device'1994 5,285,304'Ferroelectric liquid crystal device having spacers including the thermosetting adhesive particles and the thermoplastic polymer particles'1994 4,533,371'Vacuum cleaner'1985

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1985–2001Based in Nara, JP· patent location history

1994–1999Patents assigned to CANON KK (27)· patent assignee history

1994–1998Patents assigned to SEIKO EPSON CORP (2)· patent assignee history

1994–2018Based in Atsugi, JP· patent location history

1994–1998Based in Suwa, JP· patent location history

1996–2006Patents assigned to MAZDA MOTOR (2)· patent assignee history

1996–1999Based in Hiratsuka, JP· patent location history

1999–2001Patents assigned to SUIDEN CO LTD (2)· patent assignee history

2008–2019Based in Kanagawa, JP· patent location history

2014–2019Patents assigned to NISSAN MOTOR (7)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
CANON KK	27	1994–1999
NISSAN MOTOR	7	2014–2019
MAZDA MOTOR	2	1996–2006
SEIKO EPSON CORP	2	1994–1998
SUIDEN CO LTD	2	1999–2001

Locations

Location	Patents	Span
Atsugi, JP	21	1994–2018
Hiratsuka, JP	10	1996–1999
Kanagawa, JP	3	2008–2019
Nara, JP	3	1985–2001
Suwa, JP	2	1994–1998