WATANABE; Fumitaka

Patent Applications and Registrations

Patent applications and USPTO patent grants for WATANABE; Fumitaka.The latest application filed is for "gas diffusion electrode medium and method for producing the same, gas diffusion electrode, membrane electrode assembly, and polymer electrolyte fuel cell".

Company Profile

7.4.10

WATANABE; Fumitaka - Otsu-shi JP
Watanabe; Fumitaka - Otsu JP
Watanabe; Fumitaka - Tsukuba JP
Watanabe, Fumitaka - Tsukuba-shi JP
Watanabe; Fumitaka - Hachiouji 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
Gas Diffusion Electrode Medium And Method For Producing The Same, Gas Diffusion Electrode, Membrane Electrode Assembly, And Polymer Electrolyte Fuel Cell App 20220200012 - UTSUNOMIYA; Masamichi ; et al.	2022-06-23
Carbon Fiber Bundle And Production Method Thereof App 20220170183 - Horinouchi; Ayanobu ; et al.	2022-06-02
Electrode and redox flow battery Grant 11,302,951 - Kajiwara , et al. April 12, 2	2022-04-12
Gas Diffusion Electrode Base Material And Production Method Therefor, And Solid Polymer Fuel Cell App 20220029170 - Utsunomiya; Masamichi ; et al.	2022-01-27
Method Of Producing Precursor Fiber For Carbon Fiber And Carbon Fiber App 20210395924 - Horinouchi; Ayanobu ; et al.	2021-12-23
Electrode, redox flow battery, and method for producing electrode Grant 10,950,867 - Kajiwara , et al. March 16, 2	2021-03-16
Micro-porous Layer And Manufacturing Method Therefor, Gas Diffusion Electrode Substrate, And Fuel Battery App 20200313200 - Utsunomiya; Masamichi ; et al.	2020-10-01
Electrode And Redox Flow Battery App 20190312295 - KAJIWARA; Kentaro ; et al.	2019-10-10
Electrode, Redox Flow Battery, And Method For Producing Electrode App 20190260033 - KAJIWARA; Kentaro ; et al.	2019-08-22
Coagulated Yarn And Manufacturing Method Thereof, Carbon Fiber Precursor Fiber, And Method Of Manufacturing Carbon Fiber App 20190194829 - Kajiwara; Kentaro ; et al.	2019-06-27
Gas Diffusion Electrode Base Material, Method For Producing Same, Gas Diffusion Electrode, Membrane Electrode Assembly And Solid App 20190165379 - KAJIWARA; Kentaro ; et al.	2019-05-30
Carbon foam, graphite foam and production processes of these Grant 6,689,336 - Kanno , et al. February 10, 2	2004-02-10
Carbon foam, graphite foam and production processes of these App 20020136680 - Kanno, Koichi ; et al.	2002-09-26
Finder optical system for single lens reflex photographic cameras Grant 4,131,355 - Kimura , et al. December 26, 1	1978-12-26

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