Inventor

Masahiro Aya

Inventor

Tokyo, JP

Overview

24→

Patents

1976–1986

Patent span

Chemistry

Primary field (CPC C)

Patents· 24 as inventor

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

C07Dprimary

C07DHeterocyclic compounds38%

A01NPreservation of bodies of humans or animals or plants or parts thereof36%

C07CAcyclic or carbocyclic compounds18%

C07FAcyclic, carbocyclic or heterocyclic compounds containing elements other than carbon, hydrogen, halogen, oxygen, nitrogen, sulfur, selenium or tellurium9%

PatentTitleYear

4,602,941'Herbicidally active novel substituted phenylsulfonylurea derivatives and new intermediates therefor'1986 4,586,951'Herbicidally active substituted phenylsulfonylurea derivatives'1986 4,584,396'Substituted phenoxypropionates and herbicidal compositions'1986 4,552,586'Certain 2-pyridyloxyacetanilides and their use as herbicides'1985 4,545,944'Herbicidally active novel substituted phenylsulfonylurea derivatives and intermediates therefor'1985 4,530,717'Synergistic herbicidal mixtures of substituted phenylsulfonylurea derivatives and benzthiazol-2-yl-oxyacetic acid N-methylanilide'1985 4,514,210'Herbicidally active methyl-substituted tetrahydro-2-pyrimidinone derivatives'1985 4,500,342'Herbicidally active substituted phenylsulfonylurea derivatives and intermediates therefor'1985 4,474,600'Herbicidally active novel substituted phenylsulfonylurea derivatives'1984 4,441,913'Substituted phenoxypropionates and herbicidal compositions'1984 4,431,441'Pyrazolyl acrylates and herbicidal use'1984 4,402,731'Herbicidally active novel substituted tetrahydropyrimidinones'1983 4,391,629'2-Pyridyloxyacetanilides and their use as herbicides'1983 4,384,881'Herbicidally active novel benzazol-2-yloxyacetanilides'1983 4,132,543'Promoting selective growth of rice in paddies'1979 4,132,542'Organic(thio) phosphoric acid ester compounds and herbicidal compositions'1979 4,059,430'Organic (thio) phosphoric acid ester compounds and herbicidal compositions'1977 4,039,313'Herbicidal methods using 4-chlorobenzyl-N,N-hexamethylenethiolcarbamate'1977 4,029,646'Benzyl N,N-hexamethylenethiolcarbamate compounds and herbicidal compositions'1977 4,005,071'P-Chlorobenzyl N,N-hexamethylenethiolcarbamate'1977 3,996,039'Synergistic herbicidal compositions'1976 3,996,041'Novel amidoth ionophosphoric acid esters and their use as herbicides'1976 3,978,107'Novel cyclohexyl carbamates and herbicidal and acaricidal compositions'1976 3,948,631'Phosphoro-amido-thioates'1976

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1976–1979Patents assigned to BAYER AG (10)· patent assignee history

1976–1986Based in Tokyo, JP· patent location history

1976–1986Based in Kodaira, JP· patent location history

1983–1986Patents assigned to NIHON TOKUSHU NOYAKU SEIZO KK (14)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
NIHON TOKUSHU NOYAKU SEIZO KK	14	1983–1986
BAYER AG	10	1976–1979

Locations

Location	Patents	Span
Tokyo, JP	20	1976–1986
Kodaira, JP	4	1976–1986