Growing community of inventors

Hachioji, Japan

Ryoko Yoshikawa

Average Co-Inventor Count = 9.00

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 = 8

Ryoko YoshikawaTadashi Miwa (1 patent)Ryoko YoshikawaIsao Matsuoka (1 patent)Ryoko YoshikawaToru Makino (1 patent)Ryoko YoshikawaMasahiro Shigetomi (1 patent)Ryoko YoshikawaNaoto Tokutake (1 patent)Ryoko YoshikawaAkira Tai (1 patent)Ryoko YoshikawaHidehiro Kanda (1 patent)Ryoko YoshikawaWang Zhoa Yan (1 patent)Ryoko YoshikawaRyoko Yoshikawa (1 patent)Tadashi MiwaTadashi Miwa (28 patents)Isao MatsuokaIsao Matsuoka (20 patents)Toru MakinoToru Makino (16 patents)Masahiro ShigetomiMasahiro Shigetomi (10 patents)Naoto TokutakeNaoto Tokutake (9 patents)Akira TaiAkira Tai (3 patents)Hidehiro KandaHidehiro Kanda (2 patents)Wang Zhoa YanWang Zhoa Yan (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Konica Corporation (1 from 3,106 patents)


1 patent:

1. 5749031 - Developing apparatus in use with an image forming apparatus

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12/30/2025
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