Growing community of inventors

Ibaraki, Japan

Makoto Umeda

Average Co-Inventor Count = 4.00

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 = 9

Makoto Umeda ↔ Shuhei Marukawa (1 patent)Makoto Umeda ↔ Kunio Kanamaru (1 patent)Makoto Umeda ↔ Masahiro Misu (1 patent)Makoto UmedaMakoto Umeda (1 patent)Shuhei MarukawaShuhei Marukawa (26 patents)Kunio KanamaruKunio Kanamaru (18 patents)Masahiro MisuMasahiro Misu (12 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Panasonic Ev Energy Co., Ltd. (1 from 107 patents)


1 patent:

1. 7417521 - Battery pack

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1/8/2026
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