Inventor

Kiyoshi Ishii

Inventor

Tokyo, JP

Overview

38→

Patents

1976–2017

Patent span

Performing operations

Primary field (CPC B)

Patents· 38 as inventor

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

B01Dprimary

B01DSeparation17%

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests11%

A47LDomestic washing or cleaning8%

B29CShaping or joining of plastics7%

F02MSupplying combustion engines in general with combustible mixtures or constituents thereof6%

Y10TTechnical subjects covered by former us classification6%

C08GMacromolecular compounds obtained otherwise than by reactions only involving unsaturated carbon-to-carbon bonds4%

B21DWorking or processing of sheet metal or metal tubes, rods or profiles without essentially removing material3%

B29DProducing particular articles from plastics or from substances in a plastic state3%

B29KIndexing scheme associated with subclasses b29b, b29c or b29d, relating to moulding materials or to materials for moulds, reinforcements, fillers or preformed parts, e.g. inserts3%

PatentTitleYear

9,753,437'Safety device and computation method for safety device'2017 8,799,707'Redundant system'2014 8,460,311'Intraocular lens implanting device'2013 8,372,257'Electrodeposition coating material and electrodeposition method'2013 7,451,519'Sheet holding structure and cleaner having the same'2008 7,294,852'Transparent conductive films and processes for forming them'2007 7,012,768'Optical pick-up'2006 6,869,228'Ferrule and metallic die assembly for making the same'2005 6,698,939'Method for processing an insert pipe for use in injection molding'2004 6,511,232'Insert pipe for injection molding, insert pipe processing method, and molded article'2003 6,189,180'Suction tool for an electric vacuum cleaner'2001 5,941,213'Control system for internal combustion engines'1999 5,901,411'Suction tool for an electric vacuum cleaner'1999 5,672,365'Die assembly for molding a lead screw'1997 5,533,247'Method for fabricating a lead screw made of synthetic resin material and having a core tube therein'1996 5,275,725'Flat separation membrane leaf and rotary separation apparatus containing flat membranes'1994 4,882,277'Continuous process for preparing organic acids by fermentation'1989 4,723,044'Production of dibromonitro compound'1988 4,704,205'Tubular membrane module wherein liquid flows around stay bolt'1987 4,617,034'Electric cleaner with minimum noise'1986 4,592,764'Vacuum cleaner'1986 4,533,370'Electric cleaner with minimum noise'1985 D0279981'Mobile telephone unit'1985 4,500,426'Semipermeable membrane elements'1985 4,451,370'Membrane separation element'1984 4,292,417'Semipermeable membrane'1981 4,279,846'Process for preparing semipermeable membrane having selective permeability'1981 4,274,384'Engine exhaust gas recirculation system'1981 4,249,490'Exhaust gas recirculation for engine'1981 4,249,504'Unitary assembly for control of EGR apparatus for engine'1981 4,235,208'Exhaust gas recirculation regulating system'1980 4,200,726'Semipermeable membrane of phenoxy resin containing sulfuric acid groups or salts thereof'1980 4,029,582'Poly(arylether-sulfone) semipermeable membrane comprising substituted halomethyl and/or quaternary nitrogen groups'1977 3,979,521'Method for the manufacture of fruit wines from fruit juices of low sugar content'1976 3,962,096'Separator'1976 3,950,257'Semipermeable membrane and process for the preparation thereof'1976 3,950,255'Supported semi-permeable membranes'1976 3,946,407'Manually operated photocomposing apparatus'1976

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1976–1981Patents assigned to DAICEL LTD (7)· patent assignee history

1976–2017Based in Tokyo, JP· patent location history

1976–1985Based in Saitama, JP· patent location history

1980–1999Patents assigned to HONDA MOTOR CO LTD (5)· patent assignee history

1980–1981Based in Tachikawa, JP· patent location history

1981–1994Patents assigned to DAICEL CHEM (5)· patent assignee history

1985–2008Patents assigned to SHARP KK (6)· patent assignee history

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

1987–2014Based in Hyogo, JP· patent location history

2013–2017Patents assigned to ISHII KIYOSHI (4)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
DAICEL LTD	7	1976–1981
SHARP KK	6	1985–2008
DAICEL CHEM	5	1981–1994
HONDA MOTOR CO LTD	5	1980–1999
ISHII KIYOSHIself	4	2013–2017

Locations

Location	Patents	Span
Tokyo, JP	7	1976–2017
Saitama, JP	6	1976–1985
Nishinomiya, JP	5	1985–2001
Tachikawa, JP	4	1980–1981
Hyogo, JP	3	1987–2014