Eugene Matsuda — 5 Patents at Hydril

Eugene Matsuda has been granted 5 US patents while listed as an inventor at Hydril. The first was granted in 1984 and the most recent in February 1988. Eugene Matsuda ranks #907,971 of 4,157,543 US inventors in our database (top 21.8%). Patent records list Eugene Matsuda in Laguna Hills, CA, US.

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #	Title	Co-Inventors	Date	Approx Value ⓘ
4724866	Speed control valve	Howard J. Bates, Willard D. Childs, Douglas W. J. Nayler	1988-02-16	$2,743,000
4674920	Subsea well template levelling system	A. Michael Regan	1987-06-23
4461448	Well blowout preventer, and packing element	Wai J. Huey, Fernando Murman	1984-07-24
4452421	Well blowout preventer, and packing element	Wai J. Huey, Fernando Murman	1984-06-05
4447037	Well blowout preventer, and packing element	Wai J. Huey, Fernando Murman	1984-05-08

Eugene Matsuda — 5 Patents

Issued Patents All Time

Patent Widget