Growing community of inventors

Tokyo, Japan

Hiroki Haruyama

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 = 4

Hiroki Haruyama ↔ Yoshihiro Goto (4 patents)Hiroki Haruyama ↔ Akira Saito (4 patents)Hiroki Haruyama ↔ Tetsu Koyama (4 patents)Hiroki Haruyama ↔ Hisatoshi Saito (4 patents)Hiroki Haruyama ↔ Shingo Shimada (4 patents)Hiroki HaruyamaHiroki Haruyama (5 patents)Yoshihiro GotoYoshihiro Goto (54 patents)Akira SaitoAkira Saito (42 patents)Tetsu KoyamaTetsu Koyama (32 patents)Hisatoshi SaitoHisatoshi Saito (20 patents)Shingo ShimadaShingo Shimada (8 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Oki Electric Industry Co., Ltd. (5 from 4,979 patents)


5 patents:

1. D1009988 - Toner cartridge

2. D998033 - Image drum cartridge

3. D984529 - Image drum cartridge

4. D967891 - Toner cartridge

5. 11429037 - Developer container and image forming apparatus having developer outlet for discharging developer

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idiyas.com
as of
12/28/2025
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