Nishiyama; Ryuzo

Patent Applications and Registrations

Patent applications and USPTO patent grants for Nishiyama; Ryuzo.The latest application filed is for "trifluoromethyl-2-pyridinone or pyridinthione compounds and process for the preparation of the same".

Company Profile

0.13.0

Nishiyama; Ryuzo - Osaka JP
Nishiyama; Ryuzo - Takatsuki JP

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Trifluoromethyl-2-pyridinone or pyridinthione compounds and process for the preparation of the same Grant 4,546,191 - Nishiyama , et al. October 8, 1	1985-10-08
Process for producing a .beta.-trifluoromethylpyridine Grant 4,417,055 - Nishiyama , et al. November 22, 1	1983-11-22
Pyridylanilines Grant 4,331,670 - Nishiyama , et al. May 25, 1	1982-05-25
N-benzoyl N-pyridyloxy phenyl urea Grant 4,310,530 - Nishiyama , et al. January 12, 1	1982-01-12
Process for producing pyridine derivatives having a trifluoromethyl group at .beta.-position thereof Grant 4,288,599 - Nishiyama , et al. September 8, 1	1981-09-08
Process for producing 2-chloro-5-trichloromethyl pyridine Grant 4,241,213 - Nishiyama , et al. December 23, 1	1980-12-23
Pyridine-2-thio, -2-sulfinyl, and -2-sulfonyl sulfonanilide compounds useful as a herbicidal component Grant 4,218,237 - Nishiyama , et al. August 19, 1	1980-08-19
N-Benzoyl-N'-pyridyloxy phenyl urea and insecticidal compositions thereof Grant 4,173,637 - Nishiyama , et al. * November 6, 1	1979-11-06
N-Benzoyl-N'-pyridyloxy phenyl urea and insecticidal compositions thereof Grant 4,173,638 - Nishiyama , et al. * November 6, 1	1979-11-06
2-Phenoxy-5-trifluoromethylpyridine compounds and process for preparation thereof Grant 4,152,328 - Nishiyama , et al. May 1, 1	1979-05-01
3,5-Dichloropyridyl-2-oxy-phenoxy malonic acids and derivatives and herbicidal use thereof Grant 4,140,520 - Nishiyama , et al. February 20, 1	1979-02-20
Herbicidal compound, herbicidal composition containing the same, and method of use thereof Grant 4,105,435 - Nishiyama , et al. August 8, 1	1978-08-08
Method for controlling growth of tobacco suckers Grant 3,989,502 - Nishiyama , et al. November 2, 1	1976-11-02

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