Hirakawa; Kenji

Patent Applications and Registrations

Patent applications and USPTO patent grants for Hirakawa; Kenji.The latest application filed is for "lead acid storage battery".

Company Profile

0.5.3

Hirakawa; Kenji - Kyoto JP
Hirakawa; Kenji - Kyoto-shi JP
Hirakawa; Kenji - Tokyo JP
Hirakawa; Kenji - Yokohama 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
Lead acid storage battery Grant 8,323,811 - Saito , et al. December 4, 2	2012-12-04
Valve-regulated lead-acid battery and production method thereof Grant 8,257,856 - Saito , et al. September 4, 2	2012-09-04
Lead Acid Storage Battery App 20090325040 - Saito; Kazuma ; et al.	2009-12-31
Valve-regulated lead-acid battery and production method thereof App 20080199769 - Saito; Kazuma ; et al.	2008-08-21
Method for designing a manufacturing process, method for providing manufacturing process design and technology computer-aided design system Grant 7,272,460 - Akiyama , et al. September 18, 2	2007-09-18
Method for designing a manufacturing process, method for providing manufacturing process design and technology computer-aided design system App 20050113951 - Akiyama, Tatsuo ; et al.	2005-05-26
Method of manufacturing semiconductor device Grant 5,204,276 - Nakajima , et al. April 20, 1	1993-04-20
Lateral transistor structure for bipolar semiconductor integrated circuits Grant 5,065,210 - Hirakawa November 12, 1	1991-11-12

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