Growing community of inventors

Tottori, Japan

Shigeyuki Tanaka

Average Co-Inventor Count = 1.00

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 = 0

Shigeyuki TanakaShigeyuki Tanaka (1 patent)
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Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Sanyo Electric Co., Ltd. (1 from 8,782 patents)

2. Tottori Sanyo Electric Co., Ltd. (1 from 143 patents)


1 patent:

1. 7734300 - Portable telephone performing a predetermined operation based on location information

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