Kaoru Hamada — 1 Patent at Kao

Kaoru Hamada has been granted 1 US patent while listed as an inventor at Kao. All of these patents were granted in 2004. Kaoru Hamada ranks #2,406,284 of 4,157,543 US inventors in our database (top 57.9%). Patent records list Kaoru Hamada in Tokyo, JP.

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Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
6810553	Disposable brush	Kazuya Otsuji, Masayuki Okawa, Yasuki Tsutsumi, Jun Yamamoto, Keiichiro Sugai +3 more	2004-11-02

Kaoru Hamada — 1 Patent

Issued Patents All Time

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