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Inventor

Hiroyuki Hebiguchi

Inventor
Miyagi, JP

Overview

48→
Patents
1990–2021
Patent span
Physics
Primary field (CPC G)

Patents· 48 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 therein23%
G01RMeasuring electric variables19%
G09GArrangements or circuits for control of indicating devices using static means to present variable information16%
H10DInorganic electric semiconductor devices8%
H04BTransmission7%
H01MProcesses or means, e.g. batteries, for the direct conversion of chemical energy into electrical energy4%
Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution4%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests4%
H01LSemiconductor devices2%
H10NElectric solid-state devices not otherwise provided for2%
PatentTitleYear
11,022,631Current sensor202111,016,125Current sensor202110,254,313Noncontact voltage measurement apparatus201910,241,137Current sensor having electromagnetic shield201910,228,395Non-contact voltage measurement device201910,156,589Sensor module that switches plural sensors capable of measuring different ranges to extend dynamic range20189,638,760'Storage device state detection method'20179,562,932'Current sensor'20179,435,829'Current sensor'20169,400,315'Current sensor'20169,229,061'Electrical storage device temperature measuring method'20169,069,032'Magnetic balance type current sensor'20159,063,185'Current sensor'20158,970,214'Current sensor'20158,639,185'Communication system for wideband communications using transmission medium'20148,465,859'Current sensor'20138,421,452'Current sensor and battery with current sensor'20138,213,859'Data communication system'20128,208,852'Electronic apparatus for electric field communication'20128,185,048'Communication apparatus'20128,180,288'Communication system'20128,175,527'Portable apparatus'20127,301,517'Liquid-crystal display apparatus capable of reducing line crawling'20076,963,381'Active matrix display device with asymmetrical reflection, and insulating layer with a corrugated surface and a flat portion'20056,924,786'Active-matrix liquid crystal display suitable for high-definition display, and driving method thereof'20056,707,441'Active matrix type liquid crystal display device, and substrate for the same'20046,593,939'Image display device and driver circuit therefor'20036,583,777'Active matrix type liquid crystal display device, and substrate for the same'20036,433,764'Liquid crystal display'20026,344,842'Liquid crystal display device and a driving method therefor'20026,331,862'Image expansion display and driver'20016,323,871'Display device and its driving method'20016,295,046'Shift register unit and display device'20016,292,237'Active-matrix liquid-crystal display device and substrate therefor'20016,249,326'Active matrix type LCD in which a pixel electrodes width along a scanning line is three times its data line side width'20016,225,967'Matrix-driven display apparatus and a method for driving the same'20016,184,853'Method of driving display device'20016,137,557'Liquid crystal display device'20006,091,473'Active matrix liquid crystal display'20005,879,958'Method of producing an electro-optical device'19995,869,351'Method of producing an electro-optical device'19995,837,559'Method of producing an electro-optical device'19985,801,398'Field effect transistor'19985,726,077'Method of producing an electro-optical device'19985,598,012'Thin-film transistor with wide gate electrode and liquid crystal display incorporating same'19975,497,146'Matrix wiring substrates'19965,438,421'Orientation film of liquid crystal having bilaterally asymmetric ridges separated by grooves'19954,894,690'Thin film transistor array incorporating a shorted circuit bypass technique'1990

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1990–2019Patents assigned to ALPS ELECTRIC CO LTD (26)· patent assignee history
1990–1999Based in Sendai, JP· patent location history
1996–2000Patents assigned to FRONTEC INC (8)· patent assignee history
1997–2021Based in Miyagi, JP· patent location history
2001–2004Patents assigned to LG PHILIPS LCD CO LTD (11)· patent assignee history
2012–2014Patents assigned to HEBIGUCHI HIROYUKI (8)· patent assignee history
2013–2016Patents assigned to ALPS GREEN DEVICES CO LTD (8)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
ALPS ELECTRIC CO LTD261990–2019
LG PHILIPS LCD CO LTD112001–2004
ALPS GREEN DEVICES CO LTD82013–2016
FRONTEC INC81996–2000
HEBIGUCHI HIROYUKIself82012–2014
Locations
LocationPatentsSpan
Miyagi, JP411997–2021
Sendai, JP71990–1999