Growing community of inventors

Osaka, Japan

Tsutomu Takatsuka

Average Co-Inventor Count = 2.40

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 = 36

Tsutomu TakatsukaAkira Nakao (2 patents)Tsutomu TakatsukaShigeki Mori (1 patent)Tsutomu TakatsukaChiho Makino (1 patent)Tsutomu TakatsukaNaomi Yasuda (1 patent)Tsutomu TakatsukaKazushi Ebisudani (1 patent)Tsutomu TakatsukaTsutomu Takatsuka (4 patents)Akira NakaoAkira Nakao (12 patents)Shigeki MoriShigeki Mori (7 patents)Chiho MakinoChiho Makino (2 patents)Naomi YasudaNaomi Yasuda (1 patent)Kazushi EbisudaniKazushi Ebisudani (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Sunstar Kabushiki Kaisha (4 from 35 patents)


4 patents:

1. 7300645 - Oral composition comprising isomalt and remineralizing enhancing agent

2. 6497858 - Method of remineralizing teeth

3. 6471946 - Oral composition

4. 5348738 - Oral composition with active water insoluble polymer

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as of
1/8/2026
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