Inventor

Katsuhiko Ueno

Inventor

Tsukuba, JP

Overview

22→

Patents

1988–2012

Patent span

Chemistry

Primary field (CPC C)

Patents· 22 as inventor

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

H04Nprimary

H04NPictorial communication, e.g. television14%

G01NInvestigating or analysing materials by determining their chemical or physical properties12%

B01JChemical or physical processes, e.g. catalysis or colloid chemistry8%

C08FMacromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds8%

C12NMicroorganisms or enzymes8%

C07CAcyclic or carbocyclic compounds5%

C07DHeterocyclic compounds5%

G11BInformation storage based on relative movement between record carrier and transducer5%

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests5%

B01DSeparation3%

PatentTitleYear

8,313,902'Magnetic fine particles having lower critical solution temperature'2012 8,194,143'Digital camera apparatus and recording method thereof'2012 7,732,550'Stimuli-responsive polymer utilizing keto-enol tautomerization and stimuli-responsive separating material and chemical-releasing capsule comprising the same'2010 7,695,905'Magnetic fine particles having lower critical solution temperature'2010 7,483,566'Digital picture signal processing apparatus, method thereof, digital picture recording apparatus, method thereof, transmitting method thereof, and data record medium thereof'2009 7,393,698'Magnetic fine particles and process for producing the same'2008 7,195,925'Polymer having an upper critical solution temperature'2007 7,052,917'Polymerizable biotin derivatives, biotin polymer, and polymer responsive to avidin stimulation'2006 6,961,460'Dual mode digital picture signal processing'2005 6,863,437'Temperature-responsive polymer/polymer complex'2005 6,858,694'Stimuli-responsive polymer utilizing keto-enol tautomerization and stimuli-responsive separating material and chemical-releasing capsule comprising the same'2005 6,852,819'Stimuli-responsive polymer utilizing keto-enol tautomerization and stimuli-responsive separating material and chemical-releasing capsule comprising the same'2005 6,805,793'Separatory material with the use of stimulus-responsive polymer and separation method by using the separatory material'2004 6,738,092'Camera apparatus and method for associating digital picture files with thumbnail images'2004 6,690,881'Digital camera apparatus and recording method thereof'2004 6,641,735'Separatory material with the use of stimulus-responsive polymer and separation method by using the separatory material'2003 6,214,163'Super microfibrillated cellulose, process for producing the same, and coated paper and tinted paper using the same'2001 6,183,596'Super microfibrillated cellulose, process for producing the same, and coated paper and tinted paper using the same'2001 5,748,237'Backlighting and color control arrangement for LCD type video camera viewfinder having multiple backlighting sources'1998 5,699,115'Electronic viewfinder having means for turning off a display device'1997 4,816,928'Apparatus for recording reproducing a still image and corresponding audio information in respective tracks on a disk with the audio compressed on segments of a track'1989 4,777,537'Signal recording apparatus and method'1988

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1988–2012Patents assigned to SONY CORP (9)· patent assignee history

1988Based in Tokyo, JP· patent location history

1989–2012Based in Kanagawa, JP· patent location history

2001Based in Mishima, JP· patent location history

2003–2010Patents assigned to AGENCY IND SCIENCE TECHN (5)· patent assignee history

2003–2006Patents assigned to JAPAN CHEMICAL INNOVATION INST (5)· patent assignee history

2003–2006Based in Ibaraki, JP· patent location history

2005–2010Patents assigned to CHISSO CORP (5)· patent assignee history

2005–2010Patents assigned to NAT INST OF ADVANCED IND SCIEN (3)· patent assignee history

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

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
SONY CORP	9	1988–2012
AGENCY IND SCIENCE TECHN	5	2003–2010
CHISSO CORP	5	2005–2010
JAPAN CHEMICAL INNOVATION INST	5	2003–2006
NAT INST OF ADVANCED IND SCIEN	3	2005–2010

Locations

Location	Patents	Span
Tsukuba, JP	8	2005–2012
Kanagawa, JP	8	1989–2012
Ibaraki, JP	3	2003–2006
Mishima, JP	2	2001
Tokyo, JP	1	1988