Growing community of inventors

Tokyo, Japan

Wataru Okawa

Average Co-Inventor Count = 3.91

ph-index = 4

The patent ph-index is calculated by counting the number of publications for which an author has been cited by other authors at least that same number of times.

Forward Citations = 67

Wataru OkawaHirokazu Takahashi (2 patents)Wataru OkawaAtsushi Suzuki (2 patents)Wataru OkawaHidenori Yorozu (2 patents)Wataru OkawaYasuteru Eguchi (2 patents)Wataru OkawaTakuya Watanabe (2 patents)Wataru OkawaYuki Mitsui (2 patents)Wataru OkawaToru Yoshihara (1 patent)Wataru OkawaYasushi Shioya (1 patent)Wataru OkawaKazuya Otsuji (1 patent)Wataru OkawaYasushi Kajihara (1 patent)Wataru OkawaHirohisa Suzuki (1 patent)Wataru OkawaTomoshige Umeda (1 patent)Wataru OkawaShinobu Mori (1 patent)Wataru OkawaShigeyuki Ono (1 patent)Wataru OkawaWataru Okawa (6 patents)Hirokazu TakahashiHirokazu Takahashi (121 patents)Atsushi SuzukiAtsushi Suzuki (25 patents)Hidenori YorozuHidenori Yorozu (24 patents)Yasuteru EguchiYasuteru Eguchi (18 patents)Takuya WatanabeTakuya Watanabe (16 patents)Yuki MitsuiYuki Mitsui (12 patents)Toru YoshiharaToru Yoshihara (33 patents)Yasushi ShioyaYasushi Shioya (18 patents)Kazuya OtsujiKazuya Otsuji (16 patents)Yasushi KajiharaYasushi Kajihara (15 patents)Hirohisa SuzukiHirohisa Suzuki (8 patents)Tomoshige UmedaTomoshige Umeda (7 patents)Shinobu MoriShinobu Mori (6 patents)Shigeyuki OnoShigeyuki Ono (4 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Kao Corporation (6 from 3,603 patents)


6 patents:

1. 7691828 - Compositions for ameliorating fecal properties

2. 7125573 - Preventive, alleviative or remedy for hypertension

3. 6629964 - Steam-generating pad

4. 6458392 - Preventive, alleviative or remedy for hypertension

5. 5665742 - Bath medicine composition and its use in inhibiting the generation of

6. 5370867 - Bath composition

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as of
1/5/2026
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