Growing community of inventors

Tokyo, Japan

Mari Osuga

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 = 0

Mari OsugaHiroshi Kawakami (1 patent)Mari OsugaTomoki Kariya (1 patent)Mari OsugaYoshiki Tomura (1 patent)Mari OsugaKatsuhiro Shimada (1 patent)Mari OsugaMari Osuga (1 patent)Hiroshi KawakamiHiroshi Kawakami (35 patents)Tomoki KariyaTomoki Kariya (2 patents)Yoshiki TomuraYoshiki Tomura (2 patents)Katsuhiro ShimadaKatsuhiro Shimada (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Hitachi, Ltd. (1 from 42,517 patents)


1 patent:

1. 12344506 - Elevator passenger car and elevator having same car

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1/12/2026
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