Growing community of inventors

Kanagawa, Japan

Masaru Ohba

Average Co-Inventor Count = 6.15

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 = 2

Masaru OhbaAkihiro Miyazaki (1 patent)Masaru OhbaNaoki Oikawa (1 patent)Masaru OhbaMunehisa Fuda (1 patent)Masaru OhbaYoichi Nishida (1 patent)Masaru OhbaYasunori Sato (1 patent)Masaru OhbaMasanobu Yoshida (1 patent)Masaru OhbaRyuhei Waragai (1 patent)Masaru OhbaYukihiko Natsui (1 patent)Masaru OhbaTakayuki Ejima (1 patent)Masaru OhbaTsuyoshi Sawamoto (1 patent)Masaru OhbaYusaku Matsumoto (1 patent)Masaru OhbaMasaru Ohba (2 patents)Akihiro MiyazakiAkihiro Miyazaki (43 patents)Naoki OikawaNaoki Oikawa (22 patents)Munehisa FudaMunehisa Fuda (20 patents)Yoichi NishidaYoichi Nishida (19 patents)Yasunori SatoYasunori Sato (8 patents)Masanobu YoshidaMasanobu Yoshida (4 patents)Ryuhei WaragaiRyuhei Waragai (3 patents)Yukihiko NatsuiYukihiko Natsui (2 patents)Takayuki EjimaTakayuki Ejima (2 patents)Tsuyoshi SawamotoTsuyoshi Sawamoto (1 patent)Yusaku MatsumotoYusaku Matsumoto (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Ricoh Company, Ltd. (1 from 28,566 patents)

2. Panasonic Corporation (1 from 16,453 patents)


2 patents:

1. 9126783 - Image forming apparatus

2. 8463106 - Contents reproducing device

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as of
12/26/2025
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