Growing community of inventors

Ichinomiya, Japan

Katsumasa Ishihara

Average Co-Inventor Count = 3.00

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 = 7

Katsumasa IshiharaYoichi Kawashima (1 patent)Katsumasa IshiharaTakaaki Mizukawa (1 patent)Katsumasa IshiharaKikuko Yamanaka (1 patent)Katsumasa IshiharaEiji Funabashi (1 patent)Katsumasa IshiharaMasayuki Date (1 patent)Katsumasa IshiharaJunichi Tomiyama (1 patent)Katsumasa IshiharaKatsumasa Ishihara (2 patents)Yoichi KawashimaYoichi Kawashima (27 patents)Takaaki MizukawaTakaaki Mizukawa (6 patents)Kikuko YamanakaKikuko Yamanaka (1 patent)Eiji FunabashiEiji Funabashi (1 patent)Masayuki DateMasayuki Date (1 patent)Junichi TomiyamaJunichi Tomiyama (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Santen Pharmaceutical Co., Ltd. (1 from 282 patents)

2. Iwata Label Co., Ltd. (1 from 5 patents)

3. Miyake Inc. (1 from 4 patents)


2 patents:

1. 7868765 - Affixing method of RFID label and its affixing apparatus

2. 6746744 - Sealing label

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idiyas.com
as of
1/7/2026
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