Kenji Nakajima

Person

Sakuramura, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Method for producing 3,4-dihydroxyphthalic acid
- Patent number 5,523,220
- Issue date Jun 4, 1996
- Director General of Agency of Industrial Science and Technology
- Akio Suemori
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Polyprenyl sulfone derivatives and process for producing the same
- Patent number 4,613,571
- Issue date Sep 23, 1986
- Esai Co., Ltd.
- Akio Sato
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Polyprenyl carboxylic acid derivatives
- Patent number 4,500,463
- Issue date Feb 19, 1985
- Eisai Co., Ltd.
- Akio Sato
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for preparing polyprenyl carboxylic acid derivatives
- Patent number 4,474,881
- Issue date Oct 2, 1984
- Eisai Co., Ltd.
- Akio Sato
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Two-functional-group-containing terpenoids, processes for the prepa...
- Patent number 4,468,458
- Issue date Aug 28, 1984
- Eisai Co., Ltd.
- Akio Sato
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Process for the preparation of polyprenyl ketone derivatives
- Patent number 4,468,459
- Issue date Aug 28, 1984
- Eisai Co., Ltd.
- Akio Sato
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Polyprenyl ketone derivatives
- Patent number 4,456,558
- Issue date Jun 26, 1984
- Eisai Co., Ltd.
- Akio Sato
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Two-functional-group-containing terpenoids, processes for the prepa...
- Patent number 4,454,330
- Issue date Jun 12, 1984
- Eisai Co., Ltd.
- Akio Sato
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Polyprenyl sulfones
- Patent number 4,449,002
- Issue date May 15, 1984
- Eisai Co., Ltd.
- Akio Sato
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Anti-ulcer composition comprising terpenoid containing two function...
- Patent number 4,435,423
- Issue date Mar 6, 1984
- Eisai Co., Ltd.
- Akio Sato
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Two-functional-group-containing terpenoids
- Patent number 4,386,227
- Issue date May 31, 1983
- Eisai Co., Ltd.
- Akio Sato
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Two-functional-group-containing terpenoids, processes for the prepa...
- Patent number 4,338,251
- Issue date Jul 6, 1982
- Eisai Co., Ltd.
- Akio Sato
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE

Kenji Nakajima

Person

Patents Grantslast 30 patents

Method for producing 3,4-dihydroxyphthalic acid

Polyprenyl sulfone derivatives and process for producing the same

Polyprenyl carboxylic acid derivatives

Process for preparing polyprenyl carboxylic acid derivatives

Two-functional-group-containing terpenoids, processes for the prepa...

Process for the preparation of polyprenyl ketone derivatives

Polyprenyl ketone derivatives

Two-functional-group-containing terpenoids, processes for the prepa...

Polyprenyl sulfones

Anti-ulcer composition comprising terpenoid containing two function...

Two-functional-group-containing terpenoids

Two-functional-group-containing terpenoids, processes for the prepa...