Growing community of inventors

Niigata, Japan

Osamu Kubota

Average Co-Inventor Count = 7.00

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 = 9

Osamu Kubota ↔ Takashi Ishikawa (1 patent)Osamu Kubota ↔ Akihiko Kobayashi (1 patent)Osamu Kubota ↔ Yumiko Hirano (1 patent)Osamu Kubota ↔ Toshirou Minami (1 patent)Osamu Kubota ↔ Kouki Ikeuchi (1 patent)Osamu Kubota ↔ Takashi Miyahara (1 patent)Osamu KubotaOsamu Kubota (1 patent)Takashi IshikawaTakashi Ishikawa (9 patents)Akihiko KobayashiAkihiko Kobayashi (4 patents)Yumiko HiranoYumiko Hirano (1 patent)Toshirou MinamiToshirou Minami (1 patent)Kouki IkeuchiKouki Ikeuchi (1 patent)Takashi MiyaharaTakashi Miyahara (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Toshiba Ceramics Co., Ltd. (1 from 189 patents)


1 patent:

1. 6517632 - Method of fabricating a single crystal ingot and method of fabricating a silicon wafer

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as of
12/17/2025
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