Growing community of inventors

Inagi, Japan

Shunji Shimada

Average Co-Inventor Count = 1.80

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 = 13

Shunji ShimadaMasanori Ohkawa (2 patents)Shunji ShimadaMitsuo Watanabe (1 patent)Shunji ShimadaMitsuharu Ishii (1 patent)Shunji ShimadaShunji Shimada (3 patents)Masanori OhkawaMasanori Ohkawa (37 patents)Mitsuo WatanabeMitsuo Watanabe (84 patents)Mitsuharu IshiiMitsuharu Ishii (36 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Fujitsu Corporation (2 from 39,228 patents)

2. Fujitsu Frontech Limited (2 from 264 patents)

3. Okuwa Co., Ltd. (1 from 1 patent)


3 patents:

1. 8106775 - Checkout system, checkout system control program, and checkout system control method

2. 7549584 - Apparatus for optically reading identification information from commodity

3. 5258238 - Fuse holder for storage battery and power supply back-up system using

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as of
12/4/2025
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