Inventor

Hironori Ikuta

Inventor

Ibaraki, JP

Overview

28→

Patents

1981–2010

Patent span

Chemistry

Primary field (CPC C)

Patents· 28 as inventor

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

C07Dprimary

C07DHeterocyclic compounds36%

A61PSpecific therapeutic activity of chemical compounds or medicinal preparations31%

C07CAcyclic or carbocyclic compounds15%

B60SServicing, cleaning, repairing, supporting, lifting, or manoeuvring of vehicles, not otherwise provided for4%

C07FAcyclic, carbocyclic or heterocyclic compounds containing elements other than carbon, hydrogen, halogen, oxygen, nitrogen, sulfur, selenium or tellurium4%

F16CShafts4%

Y10TTechnical subjects covered by former us classification4%

A61KPreparations for medical, dental or toiletry purposes1%

PatentTitleYear

7,772,226'Condensed imidazole derivatives'2010 7,238,720'Pharmaceutical use of N-carbamoylazole derivatives'2007 7,112,593'N-aryl-substituted cyclic amine derivative and medicine containing the same as active ingredient'2006 7,074,798'Xanthine derivative and DPPIV inhibitor'2006 6,599,917'Quinuclidine compounds and drugs containing the same as the active ingredient'2003 5,801,180'Quinazoline derivatives'1998 5,719,303'Phosphonic acid derivatives'1998 5,716,993'Anthranilic acid derivatives'1998 5,693,652'Benzimidazoles for ischemic heart conditions'1997 5,668,136'Trisubstituted benzene derivatives, composition and methods of treatment'1997 5,576,322'Anti-ischemic 2,4-diaminoquinazolines'1996 5,453,524'Phosphorus-containing isoprenoid derivatives'1995 5,206,403'Diphenylethylene derivatives, pharmaceutical compositions containing same and treatment methods'1993 5,182,301'Diphenylethylene derivatives pharmaceutical compositions containing same and treatment methods'1993 5,103,010'Diphenylethylene derivatives, pharmaceutical compositions containing same and treatment method'1992 5,064,848'Benzophenone oxime ether compounds, pharmaceutical compositions and treatment methods'1991 5,034,418'Diphenylethylene derivatives, pharmaceutical compositions containing same and treatment methods'1991 4,978,767'Diphenylethylene derivative and pharmaceutical use'1990 4,954,523'Benzophenone oxime ether compounds, pharmaceutical compositions and treatment methods'1990 4,886,834'Diphenyl-methane compounds useful in the treatment of diseases caused by aggregation of platelets or formation of thrombus'1989 4,833,160'3-(3,5-di-tert-butyl-4-hydroxy benzylidene)-2-pyrrolidone and substituted derivatives thereof'1989 4,468,394'Cephalosporin compounds'1984 4,415,567'7.alpha.-Methoxycephalosporin derivatives, and antibacterial drugs containing the same'1983 4,352,801'Cephem derivatives and antibacterial agents comprising said compounds'1982 4,344,944'7-.alpha.-methoxycephalosporin derivatives, and antibacterial drugs onctaining the same'1982 4,331,606'N-(Substituted chromone-3-carbonyl)-phenylglycine derivatives'1982 4,309,354'Chromone derivatives'1982 4,285,940'Cephalosporin derivatives, and antibacterial drugs comprising said derivatives'1981

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1981–2006Patents assigned to EISAI CO LTD (26)· patent assignee history

1981–1984Based in Tokyo, JP· patent location history

1989–2006Based in Ibaraki, JP· patent location history

1989–2010Based in Ushiku, 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
EISAI CO LTD	26	1981–2006
EISAI R&D MAN CO LTD	2	2007–2010

Locations

Location	Patents	Span
Ibaraki, JP	11	1989–2006
Ushiku, JP	10	1989–2010
Tokyo, JP	7	1981–1984