Growing community of inventors

Tokyo, Japan

Kuniko Takahashi

Average Co-Inventor Count = 4.00

ph-index = 2

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 = 10

Kuniko Takahashi ↔ Katsuya Takigawa (2 patents)Kuniko Takahashi ↔ Ken Sawada (1 patent)Kuniko Takahashi ↔ Masanori Saito (1 patent)Kuniko Takahashi ↔ Takeshi Okido (1 patent)Kuniko Takahashi ↔ Hiroko Shimpo (1 patent)Kuniko Takahashi ↔ Katsuya Takigawa (0 patent)Kuniko TakahashiKuniko Takahashi (2 patents)Katsuya TakigawaKatsuya Takigawa (26 patents)Ken SawadaKen Sawada (44 patents)Masanori SaitoMasanori Saito (42 patents)Takeshi OkidoTakeshi Okido (26 patents)Hiroko ShimpoHiroko Shimpo (10 patents)Katsuya TakigawaKatsuya Takigawa (0 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Jx Nippon Oil Energy Corporation (1 from 331 patents)

2. Jx Nippon & Energy Corporation (1 from 1 patent)

3. Jxtg Nippon Oil & Energy Corporation (61 patents)


2 patents:

1. 9005470 - Refrigerating machine oil and working fluid composition for refrigerating machines

2. 8889031 - Working fluid composition for refrigerator machine and refrigerating machine oil

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as of
12/9/2025
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