Growing community of inventors

Saitama, Japan

Shigeki Ishizuka

Average Co-Inventor Count = 4.00

ph-index = 1

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 = 5

Shigeki Ishizuka ↔ Hisashi Ishikawa (1 patent)Shigeki Ishizuka ↔ Yoshihisa Suzuki (1 patent)Shigeki Ishizuka ↔ Anri Sakai (1 patent)Shigeki IshizukaShigeki Ishizuka (1 patent)Hisashi IshikawaHisashi Ishikawa (203 patents)Yoshihisa SuzukiYoshihisa Suzuki (3 patents)Anri SakaiAnri Sakai (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Lotte Co., Ltd. (1 from 59 patents)

2. Toyotama Perfumery Co., Ltd. (1 from 3 patents)


1 patent:

1. 5523105 - Improved mint composition and method for producing the same

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12/19/2025
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