Growing community of inventors

Nagano, Japan

Tetsuo Imai

Average Co-Inventor Count = 2.00

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 = 20

Tetsuo Imai ↔ Eiki Maruyama (1 patent)Tetsuo Imai ↔ Toshio Yamazaki (1 patent)Tetsuo ImaiTetsuo Imai (2 patents)Eiki MaruyamaEiki Maruyama (6 patents)Toshio YamazakiToshio Yamazaki (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Maruyama Industrial Co., Ltd. (2 from 6 patents)


2 patents:

1. D287755 - Ultrasonic humidifier

2. D283835 - Combined bidet toilet seat and cover

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as of
12/21/2025
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