Growing community of inventors

Kanagawa, Japan

Kazuhiro Ohba

Average Co-Inventor Count = 3.00

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

Kazuhiro OhbaTomohiko Sasaki (1 patent)Kazuhiro OhbaTakafumi Shimmoto (1 patent)Kazuhiro OhbaHitomi Mizutani (1 patent)Kazuhiro OhbaMitsuhiko Hirose (1 patent)Kazuhiro OhbaKeitaro Shimizu (1 patent)Kazuhiro OhbaTetsuyuki Osaki (1 patent)Kazuhiro OhbaKazuhiro Ohba (2 patents)Tomohiko SasakiTomohiko Sasaki (33 patents)Takafumi ShimmotoTakafumi Shimmoto (11 patents)Hitomi MizutaniHitomi Mizutani (6 patents)Mitsuhiko HiroseMitsuhiko Hirose (6 patents)Keitaro ShimizuKeitaro Shimizu (4 patents)Tetsuyuki OsakiTetsuyuki Osaki (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Ricoh Company, Ltd. (2 from 28,584 patents)


2 patents:

1. 11195295 - Control system, method of performing analysis and storage medium

2. 10991071 - Information processing apparatus and recording medium

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1/8/2026
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