Kawahara; Kazufumi

Patent Applications and Registrations

Patent applications and USPTO patent grants for Kawahara; Kazufumi.The latest application filed is for "highly heat-resistant resin composite including chemically modified, fine cellulose fibers".

Company Profile

2.4.6

Kawahara; Kazufumi - Tokyo JP
Kawahara; Kazufumi - Hiroshima 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
Highly Heat-Resistant Resin Composite Including Chemically Modified, Fine Cellulose Fibers App 20210222006 - Ono; Hirofumi ; et al.	2021-07-22
Resin composite film including cellulose microfiber layer Grant 10,703,070 - Saito , et al.	2020-07-07
Fine Cellulose Fiber Sheet App 20190257032 - KAWAHARA; Kazufumi ; et al.	2019-08-22
Fine cellulose fiber sheet Grant 10,323,354 - Kawahara , et al.	2019-06-18
Resin Composite Film Including Cellulose Microfiber Layer App 20190118508 - Saito; Yamato ; et al.	2019-04-25
Tsunami breakwater wall of retaining wall structure supported by steel pipe piles and its construction method Grant 9,574,313 - Kawahara , et al. February 21, 2	2017-02-21
Fine Cellulose Fiber Sheet App 20160177512 - KAWAHARA; Kazufumi ; et al.	2016-06-23
Tsunami breakwater wall of multilayered steel pipe pile structure and its construction method Grant 8,931,976 - Kawahara , et al. January 13, 2	2015-01-13
Tsunami Breakwater Wall of Retaining Wall Structure Supported By Steel Pipe Piles and Its Construction Method App 20140133911 - Kawahara; Kazufumi ; et al.	2014-05-15
Tsunami Breakwater Wall of Multilayered Steel Pipe Pile Structure And Its Construction Method App 20140133912 - Kawahara; Kazufumi ; et al.	2014-05-15

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