Growing community of inventors

Hitachi, Japan

Donsheng Li

Average Co-Inventor Count = 5.00

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

Donsheng Li ↔ Yoshitaka Iwaji (1 patent)Donsheng Li ↔ Kazuaki Tobari (1 patent)Donsheng Li ↔ Shigehisa Aoyagi (1 patent)Donsheng Li ↔ Kiyoshi Sakamoto (1 patent)Donsheng LiDonsheng Li (1 patent)Yoshitaka IwajiYoshitaka Iwaji (68 patents)Kazuaki TobariKazuaki Tobari (46 patents)Shigehisa AoyagiShigehisa Aoyagi (28 patents)Kiyoshi SakamotoKiyoshi Sakamoto (24 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Hitachi, Ltd. (1 from 42,496 patents)

2. Hitachi Industrial Equipment Systems Co., Ltd. (1 from 495 patents)

3. Hitachi Car Engineering Co., Ltd. (1 from 248 patents)


1 patent:

1. 7919941 - Semiconductor power converter

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12/29/2025
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