Growing community of inventors

Kanagawa, Japan

Yuichi Niwa

Average Co-Inventor Count = 1.63

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 = 19

Yuichi NiwaHiroki Matsuura (2 patents)Yuichi NiwaKatsumi Shimokawa (2 patents)Yuichi NiwaKenji Togashi (1 patent)Yuichi NiwaYuichi Niwa (4 patents)Hiroki MatsuuraHiroki Matsuura (15 patents)Katsumi ShimokawaKatsumi Shimokawa (3 patents)Kenji TogashiKenji Togashi (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Ricoh Company, Ltd. (4 from 28,605 patents)


4 patents:

1. 9712690 - Information processing apparatus, information processing system, information processing method, and a computer program product

2. 8169645 - Partitioned duplex printing method based on the capacity of the output tray

3. 7885551 - Terminal apparatus, a consumables residual quantity display program, and a recording medium

4. 5371873 - Image data processing terminal equipment coupled to an external device

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1/22/2026
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