Hiroyasu Koyama

Person

Saitama, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Pyridinecarboxylic acid amide derivatives and pharmaceutical compos...
- Patent number 5,250,526
- Issue date Oct 5, 1993
- Nisshin Flour Milling Co., Ltd.
- Katsutoshi Miura
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Nicotinic acid derivatives and pharmaceutical compositions comprisi...
- Patent number 5,025,012
- Issue date Jun 18, 1991
- Nisshin Flour Milling Co., Ltd.
- Katsutoshi Miura
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Pyridinecarboxylic acid amide derivatives and pharmaceutical compos...
- Patent number 4,994,456
- Issue date Feb 19, 1991
- Nisshin Flour Milling Co., Ltd.
- Katsutoshi Miura
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Rhodanine derivatives and pharmaceutical compositions
- Patent number 4,897,406
- Issue date Jan 30, 1990
- Nisshin Flour Milling Co., Ltd.
- Hitoshi Inoue
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
1,4-Dihydropyridine derivatives and pharmaceutical compositions con...
- Patent number 4,877,797
- Issue date Oct 31, 1989
- Nisshin Flour Milling Co., Ltd.
- Hiroaki Satoh
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Interferon inducing, anti-vaccinia, and/or anti-influenza compositions
- Patent number 4,857,529
- Issue date Aug 15, 1989
- Nisshin Flour Milling Co., Ltd.
- Yoshiyuki Tahara
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
1,4-dihydropyridine derivatives, and pharmaceutical compositions co...
- Patent number 4,757,071
- Issue date Jul 12, 1988
- Nisshin Flour Milling Co., Ltd.
- Hiroyasu Koyama
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Nonyl prenyl-N heterocyclics
- Patent number 4,755,601
- Issue date Jul 5, 1988
- Nisshin Flour Milling Co., Ltd.
- Yoshiyuki Tahara
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Isoprenylamine derivatives
- Patent number 4,723,008
- Issue date Feb 2, 1988
- Nisshin Flour Milling Co., Ltd.
- Yoshiyuki Tahara
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Isoprenylamine derivatives
- Patent number 4,700,002
- Issue date Oct 13, 1987
- Nisshin Flour Milling Co., Ltd.
- Yoshiyuki Tahara
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Optically active isocarbostyril derivatives and a method of prepari...
- Patent number 4,659,833
- Issue date Apr 21, 1987
- Nisshin Flour Milling Co., Ltd.
- Toshihiro Takahashi
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Isoprenylamine derivatives
- Patent number 4,658,063
- Issue date Apr 14, 1987
- Nisshin Flour Milling Co., Ltd.
- Yoshiyuki Tahara
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Isoprenylamine derivatives
- Patent number 4,645,862
- Issue date Feb 24, 1987
- Nisshin Flour Milling Co., Ltd.
- Yoshiyuki Tahara
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Isoprenylamine derivatives
- Patent number 4,568,765
- Issue date Feb 4, 1986
- Nisshin Flour Milling Co., Ltd.
- Yoshiyuki Tahara
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Isoprenylic acid amide derivatives
- Patent number 4,555,365
- Issue date Nov 26, 1985
- Nisshin Flour Milling Co., Ltd.
- Yoshiyuki Tahara
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Isocarbostyril derivatives
- Patent number 4,526,893
- Issue date Jul 2, 1985
- Nisshin Flour Milling Co., Ltd.
- Toshihiro Takahashi
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Isocarbostyril derivative
- Patent number 4,517,365
- Issue date May 14, 1985
- Nisshin Flour Milling Co., Ltd.
- Hiroyasu Koyama
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Isoprenylamine derivatives
- Patent number 4,514,573
- Issue date Apr 30, 1985
- Nisshin Flour Milling Co., Ltd.
- Yoshiyuki Tahara
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Decaprenylamine derivatives
- Patent number 4,431,811
- Issue date Feb 14, 1984
- Nisshin Flour Milling Co., Ltd.
- Yoshiyuki Tahara
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Decaprenylamine derivatives
- Patent number 4,393,209
- Issue date Jul 12, 1983
- Nisshin Flour Milling Co., Ltd.
- Yoshiyuki Tahara
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Decaprenylamine derivatives
- Patent number 4,380,668
- Issue date Apr 19, 1983
- Nisshin Flour Milling Co., Ltd.
- Yoshiyuki Tahara
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Monophenylamine derivatives
- Patent number 4,340,760
- Issue date Jul 20, 1982
- Nisshin Flour Milling Co., Ltd.
- Yoshiyuki Tahara
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Decaprenylamine derivatives
- Patent number 4,324,916
- Issue date Apr 13, 1982
- Nisshin Flour Milling Co. Ltd.
- Yoshiyuki Tahara
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Nonaprenylamine derivatives
- Patent number 4,322,555
- Issue date Mar 30, 1982
- Nisshin Flour Milling Co., Ltd.
- Yoshiyuki Tahara
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Isoprenylamines
- Patent number 4,265,910
- Issue date May 5, 1981
- Nisshin Flour Milling Co., Ltd.
- Yoshiyuki Tahara
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE

Hiroyasu Koyama

Person

Patents Grantslast 30 patents

Pyridinecarboxylic acid amide derivatives and pharmaceutical compos...

Nicotinic acid derivatives and pharmaceutical compositions comprisi...

Pyridinecarboxylic acid amide derivatives and pharmaceutical compos...

Rhodanine derivatives and pharmaceutical compositions

1,4-Dihydropyridine derivatives and pharmaceutical compositions con...

Interferon inducing, anti-vaccinia, and/or anti-influenza compositions

1,4-dihydropyridine derivatives, and pharmaceutical compositions co...

Nonyl prenyl-N heterocyclics

Isoprenylamine derivatives

Isoprenylamine derivatives

Optically active isocarbostyril derivatives and a method of prepari...

Isoprenylamine derivatives

Isoprenylamine derivatives

Isoprenylamine derivatives

Isoprenylic acid amide derivatives

Isocarbostyril derivatives

Isocarbostyril derivative

Isoprenylamine derivatives

Decaprenylamine derivatives

Decaprenylamine derivatives

Decaprenylamine derivatives

Monophenylamine derivatives

Decaprenylamine derivatives

Nonaprenylamine derivatives

Isoprenylamines