Growing community of inventors

Ichihara, Japan

Tetsuya Hisayama

Average Co-Inventor Count = 6.00

ph-index = 2

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

Tetsuya HisayamaTakeyoshi Nishio (2 patents)Tetsuya HisayamaManabu Hirakawa (2 patents)Tetsuya HisayamaKenichi Ohkawa (2 patents)Tetsuya HisayamaYuichi Miyake (2 patents)Tetsuya HisayamaTeruhiko Doi (2 patents)Tetsuya HisayamaTetsuya Hisayama (2 patents)Takeyoshi NishioTakeyoshi Nishio (42 patents)Manabu HirakawaManabu Hirakawa (21 patents)Kenichi OhkawaKenichi Ohkawa (14 patents)Yuichi MiyakeYuichi Miyake (9 patents)Teruhiko DoiTeruhiko Doi (5 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Other (2 from 832,680 patents)


2 patents:

1. 6384122 - Thermoplastic resin composition and injection molded article thereof

2. 6204336 - High-rigidity ethylene/propylene block copolymer and process for the production thereof

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as of
12/6/2025
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