Growing community of inventors

Tokyo, Japan

Keisuke Okawa

Average Co-Inventor Count = 4.80

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 = 4

Keisuke OkawaKatsuhiko Watanabe (2 patents)Keisuke OkawaTakashi Nunomaki (2 patents)Keisuke OkawaHiroyuki Tominaga (2 patents)Keisuke OkawaMihoko Yamamoto (2 patents)Keisuke OkawaKenichiro Imai (2 patents)Keisuke OkawaTetsuo Morimoto (2 patents)Keisuke OkawaMasayuki Kuwata (2 patents)Keisuke OkawaTakashi Oguma (2 patents)Keisuke OkawaKo Kobayashi (2 patents)Keisuke OkawaTsuyoshi Kubo (2 patents)Keisuke OkawaKumiko Shimazaki (2 patents)Keisuke OkawaSachiyo Noguchi (2 patents)Keisuke OkawaNahoko Kaji (2 patents)Keisuke OkawaNoriko Ohtsuka (2 patents)Keisuke OkawaTakashi Kawano (1 patent)Keisuke OkawaSimon Currie (1 patent)Keisuke OkawaCurrie Simon (1 patent)Keisuke OkawaKeisuke Okawa (3 patents)Katsuhiko WatanabeKatsuhiko Watanabe (22 patents)Takashi NunomakiTakashi Nunomaki (21 patents)Hiroyuki TominagaHiroyuki Tominaga (18 patents)Mihoko YamamotoMihoko Yamamoto (15 patents)Kenichiro ImaiKenichiro Imai (15 patents)Tetsuo MorimotoTetsuo Morimoto (14 patents)Masayuki KuwataMasayuki Kuwata (12 patents)Takashi OgumaTakashi Oguma (6 patents)Ko KobayashiKo Kobayashi (3 patents)Tsuyoshi KuboTsuyoshi Kubo (2 patents)Kumiko ShimazakiKumiko Shimazaki (2 patents)Sachiyo NoguchiSachiyo Noguchi (2 patents)Nahoko KajiNahoko Kaji (2 patents)Noriko OhtsukaNoriko Ohtsuka (2 patents)Takashi KawanoTakashi Kawano (48 patents)Simon CurrieSimon Currie (2 patents)Currie SimonCurrie Simon (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Sony Corporation (2 from 58,129 patents)

2. Hitachi Industrial Equipment Systems Co., Ltd. (1 from 493 patents)


3 patents:

1. 11298962 - Ink jet recording apparatus

2. 9374494 - Recording apparatus and method, reproducing apparatus and method, and program

3. 8520086 - Recording apparatus and method, reproducing apparatus and method, and program

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12/4/2025
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