Growing community of inventors

Himeji, Japan

Kunio Ishii

Average Co-Inventor Count = 5.00

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 = 10

Kunio Ishii ↔ Hideo Sawada (1 patent)Kunio Ishii ↔ Junji Kawamoto (1 patent)Kunio Ishii ↔ Hiromu Yokota (1 patent)Kunio Ishii ↔ Iwao Toyoshima (1 patent)Kunio IshiiKunio Ishii (1 patent)Hideo SawadaHideo Sawada (6 patents)Junji KawamotoJunji Kawamoto (3 patents)Hiromu YokotaHiromu Yokota (2 patents)Iwao ToyoshimaIwao Toyoshima (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Daicel Corporation (1 from 640 patents)


1 patent:

1. 4085760 - Tobacco filter

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12/21/2025
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