Growing community of inventors

Tokyo, Japan

Sojiro Tanaka

Average Co-Inventor Count = 3.50

ph-index = 7

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 = 115

Sojiro TanakaKiyoto Nishizawa (8 patents)Sojiro TanakaAkira Onodera (8 patents)Sojiro TanakaTakamichi Murayama (5 patents)Sojiro TanakaMasahiro Ueda (2 patents)Sojiro TanakaNoboru Hara (2 patents)Sojiro TanakaTakaaki Utsunomiya (2 patents)Sojiro TanakaTakahito Omori (2 patents)Sojiro TanakaHideyuki Takahashi (1 patent)Sojiro TanakaMasayuki Endo (1 patent)Sojiro TanakaNaomi Takebe (1 patent)Sojiro TanakaYumi Chihara (1 patent)Sojiro TanakaChristopher Lloyd Aoki (1 patent)Sojiro TanakaTomonori Nakai (1 patent)Sojiro TanakaSojiro Tanaka (13 patents)Kiyoto NishizawaKiyoto Nishizawa (16 patents)Akira OnoderaAkira Onodera (16 patents)Takamichi MurayamaTakamichi Murayama (17 patents)Masahiro UedaMasahiro Ueda (50 patents)Noboru HaraNoboru Hara (8 patents)Takaaki UtsunomiyaTakaaki Utsunomiya (7 patents)Takahito OmoriTakahito Omori (5 patents)Hideyuki TakahashiHideyuki Takahashi (108 patents)Masayuki EndoMasayuki Endo (19 patents)Naomi TakebeNaomi Takebe (10 patents)Yumi ChiharaYumi Chihara (1 patent)Christopher Lloyd AokiChristopher Lloyd Aoki (1 patent)Tomonori NakaiTomonori Nakai (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Bandai Co., Ltd. (13 from 126 patents)


13 patents:

1. D752155 - Toy belt

2. D746385 - Toy doll

3. D723107 - Lock-shaped toy

4. D722655 - Lock-shaped toy

5. D722656 - Lock-shaped toy

6. D721770 - Toy weapon

7. D721405 - Toy belt

8. D710463 - Toy doll

9. D710464 - Toy doll

10. D704280 - Monster-shaped toy

11. D679344 - Toy doll

12. D679345 - Toy doll

13. D662154 - Toy robot

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as of
12/6/2025
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