Inventor

Koichi Wada

Inventor

Yokohama, JP

Overview

41→

Patents

1977–2020

Patent span

Chemistry

Primary field (CPC C)

Patents· 41 as inventor

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

H03Hprimary

H03HImpedance networks, e.g. resonant circuits8%

C08LCompositions of macromolecular compounds7%

C08FMacromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds5%

Y10TTechnical subjects covered by former us classification5%

A61KPreparations for medical, dental or toiletry purposes4%

B01JChemical or physical processes, e.g. catalysis or colloid chemistry4%

C07CAcyclic or carbocyclic compounds4%

C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients4%

H01RElectrically-conductive connections4%

A61QSpecific use of cosmetics or similar toiletry preparations3%

PatentTitleYear

D0886654Flow detector2020 8,507,908'Probe and probe card'2013 8,110,629'Flame-retardant composition'2012 8,003,615'Stable vitamin B6 derivative'2011 7,880,566'Balanced lattice filter device'2011 7,864,002'Filter device with balanced signal input and output terminals'2011 7,706,344'Mobile terminal device, control method, and mobile communication system'2010 7,522,021'Surface acoustic wave apparatus'2009 7,482,896'Surface acoustic wave apparatus'2009 7,462,973'Surface acoustic wave device'2008 7,372,347'Surface acoustic wave device'2008 7,247,674'Polymer composition and uses thereof'2007 7,243,410'Method for manufacturing a probe card'2007 7,221,074'Surface acoustic device'2007 7,182,086'Mouth guard and sheet for mouth guard'2007 7,169,849'Process for production of thermoplatic elastomer composition'2007 7,154,360'Filter using piezoelectric material'2006 7,105,600'Polymer composition'2006 7,105,599'Stretch material'2006 6,977,105'Multilayered tube and medical supply comprising multilayered tube'2005 6,873,047'Semiconductor device and manufacturing method thereof'2005 6,579,125'Clip connector, method of attaching clip connector, and assembly of clip connector and support member'2003 6,573,279'Isoquinoline derivatives or salts thereof'2003 6,534,044'Cosmetic preparation, surface-hydrophobized silica-coated metal oxide particles, sol of silica-coated metal oxide, and processes for producing these'2003 6,454,573'Board-cable connection structure'2002 6,281,277'Homogeneously surface-fluorinated metal oxide particulates, process for manufacturing the same, and use of the same'2001 6,238,237'Connector'2001 6,235,270'Cosmetics, silica-coated metal oxide powder and production method therefor'2001 6,233,095'Screen member for a reflex type screen'2001 6,028,220'Producing acrolein and acrylic acid using a supported dual activity molybdenum, iron, and bismuth based catalyst in a fixed bed multitubular reactor'2000 5,959,143'Catalysts and process for the preparation thereof'1999 5,929,275'Catalyst and process for producing unsaturated aldehyde and unsaturated acid'1999 5,568,174'Connector and printer head using the same'1996 5,546,096'Traveling-wave feeder type coaxial slot antenna'1996 5,175,414'Method and apparatus for repairing glass-lined equipment by sol-gel process'1992 5,132,800'Video camera with an accessory adapter removably interposed between a battery package and a battery mount on the camera body'1992 5,121,147'Video camera carrying handle supporting battery and accessories'1992 5,053,251'Method for repairing glass-lined equipment by sol-gel process'1991 4,853,295'Surface treated steel material particularly electroplated steel sheet'1989 4,615,776'Electrolytic decontamination process and process for reproducing decontaminating electrolyte by electrodeposition and apparatuses therefore'1986 4,014,928'Process for purifying .alpha.-amino acids'1977

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1977–2003Patents assigned to SHOWA DENKO KK (4)· patent assignee history

1977–2020Based in Tokyo, JP· patent location history

1996–2003Patents assigned to ROHM CO LTD (4)· patent assignee history

1996–2003Based in Yamagata, JP· patent location history

1999–2000Patents assigned to NIPPON KAYAKU KK (3)· patent assignee history

1999–2001Based in Kanagawa, JP· patent location history

2005–2012Based in Ibaraki, JP· patent location history

2006–2009Patents assigned to FUJITSU MEDIA DEVICES LTD (6)· patent assignee history

2006–2012Patents assigned to KURARAY CO (6)· patent assignee history

2006–2011Based in Yokohama, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
FUJITSU MEDIA DEVICES LTD	6	2006–2009
KURARAY CO	6	2006–2012
ROHM CO LTD	4	1996–2003
SHOWA DENKO KK	4	1977–2003
NIPPON KAYAKU KK	3	1999–2000

Locations

Location	Patents	Span
Yokohama, JP	8	2006–2011
Tokyo, JP	6	1977–2020
Ibaraki, JP	6	2005–2012
Yamagata, JP	4	1996–2003
Kanagawa, JP	3	1999–2001