Inventor

Shuichi Ohara

Inventor

Hitachi, JP

Overview

17→

Patents

1984–2006

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.

Y10Sprimary

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests18%

B41MPrinting, duplicating, marking, or copying processes12%

G01NInvestigating or analysing materials by determining their chemical or physical properties9%

G02FOptical devices or arrangements for the control of light by modification of the optical properties of the media of the elements involved therein9%

C12QMeasuring or testing processes involving enzymes, nucleic acids or microorganisms6%

G02BOptical elements, systems or apparatus6%

H10DInorganic electric semiconductor devices6%

H10KOrganic electric solid-state devices6%

Y10TTechnical subjects covered by former us classification6%

B41JTypewriters3%

PatentTitleYear

7,105,244'Fuel cell power generation equipment and a device using the same'2006 6,893,832'Method for quantifying cholesterol in high density lipoprotein'2005 6,479,249'Method of determining cholesterol content of high-density lipoproteins'2002 6,194,164'Method for quantitating cholesterol present in low density lipoproteins'2001 5,910,271'Active matrix type liquid crystal display apparatus'1999 5,854,139'Organic field-effect transistor and production thereof'1998 5,705,826'Field-effect transistor having a semiconductor layer made of an organic compound'1998 5,638,465'Image inspection/recognition method, method of generating reference data for use therein, and apparatuses therefor'1997 5,313,293'Dot-matrix type display device'1994 5,157,526'Unabsorbing type polarizer, method for manufacturing the same, polarized light source using the same, and apparatus for liquid crystal display using the same'1992 5,116,148'Heat transfer ink sheet having a precoating layer which is thermally transferred prior to sublimation of an ink dye'1992 5,093,888'Optical transmitting system, optical members and polymer for same, and usage of same'1992 5,071,824'Heat transfer sheet, method for producing it, and method of heat transfer'1991 4,812,439'Color ink sheet for thermal transfer'1989 4,690,858'Thermal transfer sheet'1987 4,642,601'Humidity-sensitive element'1987 4,473,813'Humidity sensor with improved protective layering'1984

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1984–2006Patents assigned to HITACHI LTD (13)· patent assignee history

1984–2006Based in Hitachi, JP· patent location history

1987Patents assigned to NITTO ELECTRIC IND CO (1)· patent assignee history

1997Patents assigned to NIPPON TELEGRAPH & TELEPHONE (1)· patent assignee history

1997Based in Kodaira, JP· patent location history

2001–2005Patents assigned to DENKA SEIKEN KK (3)· patent assignee history

2001Based in Goshen, JP· patent location history

2002–2005Based in Gosen-shi, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
HITACHI LTD	13	1984–2006
DENKA SEIKEN KK	3	2001–2005
NIPPON TELEGRAPH & TELEPHONE	1	1997
NITTO ELECTRIC IND CO	1	1987

Locations

Location	Patents	Span
Hitachi, JP	13	1984–2006
Gosen-shi, JP	2	2002–2005
Goshen, JP	1	2001
Kodaira, JP	1	1997