Inventor

Yoshio Hotta

Inventor

Atsugi, JP

Overview

1981–2020

Patent span

Physics

Primary field (CPC G)

Patents· 36 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 therein39%

G09GArrangements or circuits for control of indicating devices using static means to present variable information17%

A61BDiagnosis6%

C09DCoating compositions, e.g. paints, varnishes or lacquers6%

G01NInvestigating or analysing materials by determining their chemical or physical properties6%

Y10TTechnical subjects covered by former us classification6%

B06BMethods or apparatus for generating or transmitting mechanical vibrations of infrasonic, sonic, or ultrasonic frequency, e.g. for performing mechanical work in general4%

G01HMeasurement of mechanical vibrations or ultrasonic, sonic or infrasonic waves4%

G10KSound-producing devices4%

B41JTypewriters2%

PatentTitleYear

10,551,355Probe and subject information obtaining apparatus using the same2020 10,401,214Probe, object information acquisition apparatus, and method of manufacturing the probe2019 9,962,737Capacitance type transducer, manufacturing method therefor, and subject information acquiring apparatus2018 9,618,386'Probe, object information acquisition apparatus, and method of manufacturing the probe'2017 8,472,096'Method of manufacturing oscillator device, and optical deflector and optical instrument with oscillator device'2013 6,652,086'Image erasing device, and image display apparatus and image recording apparatus equipped with the image erasing device'2003 6,379,001'Image display apparatus, and ink and image erasing method for use in the apparatus'2002 5,835,248'Method of making ferroelectric liquid crystal device using particles to create an unevenness on alignment layer or underlying insulating layer'1998 5,822,031'Liquid crystal device'1998 5,815,130'Chiral smectic liquid crystal display and method of selectively driving the scanning and data electrodes'1998 5,815,131'Liquid crystal apparatus'1998 5,786,879'Liquid crystal device with different pretilt in peripheral portion'1998 5,764,327'Ferroelectric liquid crystal device with uneven surface under alignment film and process for production'1998 5,675,354'Liquid crystal apparatus'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 5,581,384'Process for producing a display device by deforming thermoplastic spacer particles'1996 5,541,752'Liquid crystal apparatus'1996 5,497,257'Ferroelectric liquid crystal device'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 5,406,397'Rubbing apparatus, apparatus for producing liquid crystal device and method for producing liquid crystal device'1995 5,381,256'Ferroelectric liquid crystal device with fine particles on insulator, having diameter less than substrate gap'1995 5,321,419'Display apparatus having both refresh-scan and partial-scan'1994 5,285,304'Ferroelectric liquid crystal device having spacers including the thermosetting adhesive particles and the thermoplastic polymer particles'1994 5,283,564'Liquid crystal apparatus with temperature-dependent pulse manipulation'1994 5,276,542'Ferroelectric liquid crystal apparatus having temperature compensation control circuit'1994 5,267,065'Liquid crystal apparatus'1993 4,802,740'Liquid crystal alignment layer containing polyvinyl-alcohol and titanium-alkoxide'1989 4,740,060'Electro-optical device having heat-bondable and non-heat-bondable gap controllers'1988 4,614,407'Electrooptical device having fixed translucent indicia'1986 4,591,240'Liquid crystal display element having colored resin masking layer'1986 4,569,574'Optical modulation device with masking structure and method of driving the same'1986 4,561,725'Electro-optical device having homogeneous alignment layer hardened with cross-linking agents'1985 4,277,525'Liquid compositions for forming silica coating films'1981

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1985–2020Patents assigned to CANON KK (35)· patent assignee history

1985Based in Atsui, JP· patent location history

1986–1998Based in Atsugi, JP· patent location history

1989Based in Kanagawa, JP· patent location history

2002Based in Hadano, JP· patent location history

2003–2020Based in Kamakura, JP· patent location history

2013Patents assigned to AKIYAMA TAKAHIRO (1)· patent assignee history

2013Patents assigned to FUJII KAZUNARI (1)· patent assignee history

2013Patents assigned to HOTTA YOSHIO (1)· patent assignee history

2013Patents assigned to KATO TAKAHISA (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
CANON KK	35	1985–2020
AKIYAMA TAKAHIRO	1	2013
FUJII KAZUNARI	1	2013
HOTTA YOSHIOself	1	2013
KATO TAKAHISA	1	2013

Locations

Location	Patents	Span
Atsugi, JP	26	1986–1998
Kamakura, JP	6	2003–2020
Hadano, JP	1	2002
Kanagawa, JP	1	1989
Atsui, JP	1	1985