Inventor

Nobuyuki Yasuda

Inventor

Chiba, JP

Overview

51→

Patents

1983–2018

Patent span

Electricity

Primary field (CPC H)

Patents· 51 as inventor

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

A61Pprimary

A61PSpecific therapeutic activity of chemical compounds or medicinal preparations13%

C07DHeterocyclic compounds12%

G11BInformation storage based on relative movement between record carrier and transducer11%

A61KPreparations for medical, dental or toiletry purposes7%

H03HImpedance networks, e.g. resonant circuits7%

H05KPrinted circuits5%

Y10TTechnical subjects covered by former us classification4%

G01NInvestigating or analysing materials by determining their chemical or physical properties3%

H04BTransmission3%

H04LTransmission of digital information, e.g. telegraphic communication3%

PatentTitleYear

9,965,839Apparatus for quality inspection of shafts2018 7,772,226'Condensed imidazole derivatives'2010 7,544,841'Production method of phenylethanolamine compound, and its intermediate'2009 7,238,720'Pharmaceutical use of N-carbamoylazole derivatives'2007 7,189,717'Medicinal compositions promoting bowel movement'2007 7,173,692'Device and method for optically inspecting operating holes formed in heads of screws'2007 7,160,892'Pyrimidone compounds and pharmaceutical compositions containing the same'2007 7,074,798'Xanthine derivative and DPPIV inhibitor'2006 RE039112'Purine derivatives and adenosine A2 receptor antagonists serving as preventives/remedies for diabetes'2006 6,952,461'Sampling frequency conversion apparatus'2005 6,941,445'Resampling address generator'2005 6,841,549'Condensed imidazole compounds and a therapeutic agent for diabetes mellitus'2005 6,750,232'2-aminopyridine compounds and use thereof as drugs'2004 6,701,055'Apparatus and method for cutting plastic optical fiber'2004 6,692,287'Connector'2004 6,637,105'Method of manufacturing a multilayer printed wiring board'2003 6,614,042'Workpiece inspecting device'2003 6,588,941'Connecting mechanism, optical signal cable, and optical communication cable production method'2003 6,579,868'Purine derivatives and adenosine A2 receptor antagonists serving as preventives/remedies for diabetes'2003 6,507,588'Integrated services digital network terminal adapter'2003 6,346,982'Device for examining flat workpieces'2002 6,335,969'Caller\'s telephone number storage apparatus, a personal computer, and a caller\'s telephone number storage method, and a storage medium'2002 D0451073'Plug for a cable'2001 6,069,176'Phenylethanolamine compounds useful as .beta. 3 agonists, process for producing the same, and intermediates in the production of the same'2000 5,996,044'Sampling frequency converting device and memory address control device'1999 5,936,098'Process for producing indoline compounds and intermediates for the production of the same'1999 5,925,093'Sampling frequency converting apparatus'1999 5,835,032'Sampling frequency converting device and memory address control device'1998 5,748,120'Sampling frequency converting device and memory address control device'1998 5,725,103'Bend detector'1998 5,677,326'Indoline compound and 5-HT.sub.3 receptor antagonist containing the same as active ingredient'1997 5,617,088'Sampling frequency converting device and memory address control device'1997 5,433,000'Manufacturing method for a multilayer wiring board'1995 5,402,314'Printed circuit board having through-hole stopped with photo-curable solder resist'1995 5,392,955'Ball feeding device'1995 5,386,437'Phase-locked loop circuit'1995 5,347,712'Method for manufacturing a multilayer wiring board'1994 5,311,559'Apparatus for correcting waveform distortion'1994 5,168,483'Magnetic head position control apparatus including drive means responsive to a summed signal from a capacitance detection electrode and a disk size detector means'1992 5,095,470'Capacitance detection control circuit for positioning a magnetic head close to a magneto-optical disk'1992 5,073,778'Digital to analog converter with dither using two parallel paths'1991 5,033,440'Apparatus for controlling air/fuel ratio of internal combustion engine'1991 5,012,400'DC/AC power converting apparatus including DC component remover'1991 4,776,687'Apparatus for detecting ophthalmic disease'1988 4,763,123'Signal selecting circuit for simultaneously performing plural input-output operations'1988 4,744,649'Ophthalmological measuring apparatus'1988 4,677,252'Circuit board'1987 4,504,472'1,4-Diaminocyclitol derivatives'1985 4,491,943'Method for transmitting time-sharing multidata'1985 4,449,061'Wave-shaping circuit for digital signal'1984 4,398,219'Switching apparatus for the recording and reproducing of PCM or video signals'1983

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1983–2005Patents assigned to SONY CORP (25)· patent assignee history

1983–2009Based in Tokyo, JP· patent location history

1985–2005Based in Chiba, JP· patent location history

1988Patents assigned to KOWA CO (2)· patent assignee history

1994–2003Based in Kanagawa, JP· patent location history

1995–2003Patents assigned to YUTAKA KK (3)· patent assignee history

1995–2018Based in Osaka, JP· patent location history

2003–2007Patents assigned to EISAI CO LTD (7)· patent assignee history

2003–2007Based in Ibaraki, JP· patent location history

2007–2010Patents assigned to EISAI R&D MAN CO LTD (2)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
SONY CORP	25	1983–2005
EISAI CO LTD	7	2003–2007
YUTAKA KK	3	1995–2003
EISAI R&D MAN CO LTD	2	2007–2010
KOWA CO	2	1988

Locations

Location	Patents	Span
Chiba, JP	16	1985–2005
Tokyo, JP	12	1983–2009
Osaka, JP	6	1995–2018
Ibaraki, JP	6	2003–2007
Kanagawa, JP	4	1994–2003