YAMAKAWA; Takayuki

Patent Applications and Registrations

Patent applications and USPTO patent grants for YAMAKAWA; Takayuki.The latest application filed is for "pyrazine derivative or salt thereof, and use of same".

Company Profile

2.5.7

YAMAKAWA; Takayuki - Ashigarakami-gun JP
Yamakawa; Takayuki - Tokyo JP
Yamakawa; Takayuki - Kaisei JP
Yamakawa; Takayuki - Fukuoka 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
Pyrazine Derivative Or Salt Thereof, And Use Of Same App 20220259185 - YAMAKAWA; Takayuki ; et al.	2022-08-18
Thermoplastic Polyester Resin Composition And Molded Article Thereof App 20210301125 - Yamakawa; Takayuki ; et al.	2021-09-30
Cyclopentenyl Purine Derivative Or Salt Thereof App 20210155644 - Kuniyoshi; Hidenobu ; et al.	2021-05-27
Cyclobutyl Purine Derivative Or Salt Thereof App 20210147456 - KUNIYOSHI; Hidenobu ; et al.	2021-05-20
Method For Manufacturing Novel Nitrogen-containing Compound Or Salt Thereof And Manufacturing Intermediate Of Novel Nitrogen-containing Compound Or Salt Thereof App 20210015802 - FUKUNAGA; Hirofumi ; et al.	2021-01-21
Method For Manufacturing Novel Nitrogen-containing Compound Or Salt Thereof And Manufacturing Intermediate Of Novel Nitrogen-containing Compound Or Salt Thereof App 20180008583 - FUKUNAGA; Hirofumi ; et al.	2018-01-11
Amine derivative or salt thereof Grant 9,624,215 - Tanaka , et al. April 18, 2	2017-04-18
Novel Amine Derivative Or Salt Thereof App 20150299189 - Tanaka; Tadashi ; et al.	2015-10-22
Pump-off control method of pump jack Grant 6,599,095 - Takada , et al. July 29, 2	2003-07-29
Method and apparatus for controlling an induction motor Grant 6,121,748 - Yamakawa , et al. September 19, 2	2000-09-19
Rope steadying control method and apparatus for crane or the like Grant 5,938,052 - Miyano , et al. August 17, 1	1999-08-17
Control unit and control method for motors Grant 5,731,682 - Yamakawa March 24, 1	1998-03-24

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