Growing community of inventors

Yachimata, Japan

Ryoji Ohgake

Average Co-Inventor Count = 4.03

ph-index = 4

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 = 59

Ryoji OhgakeHiroyuki Takashima (4 patents)Ryoji OhgakeMitsuo Okada (4 patents)Ryoji OhgakeKiyoshi Inoue (1 patent)Ryoji OhgakeToshishige Kurosawa (1 patent)Ryoji OhgakeTeruo Shimizu (1 patent)Ryoji OhgakeMasashi Murata (1 patent)Ryoji OhgakeNarihito Yamamoto (1 patent)Ryoji OhgakeTakashi Kurosawa (1 patent)Ryoji OhgakeHideo Akanuma (1 patent)Ryoji OhgakeSeiji Oda (1 patent)Ryoji OhgakeNiro Takemasa (1 patent)Ryoji OhgakeKousaku Okamura (1 patent)Ryoji OhgakeRyoji Ohgake (5 patents)Hiroyuki TakashimaHiroyuki Takashima (10 patents)Mitsuo OkadaMitsuo Okada (10 patents)Kiyoshi InoueKiyoshi Inoue (22 patents)Toshishige KurosawaToshishige Kurosawa (3 patents)Teruo ShimizuTeruo Shimizu (3 patents)Masashi MurataMasashi Murata (2 patents)Narihito YamamotoNarihito Yamamoto (2 patents)Takashi KurosawaTakashi Kurosawa (1 patent)Hideo AkanumaHideo Akanuma (1 patent)Seiji OdaSeiji Oda (1 patent)Niro TakemasaNiro Takemasa (1 patent)Kousaku OkamuraKousaku Okamura (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Nippon Oil Company (5 from 690 patents)

2. Asahi Glass Company, Limited (1 from 2,560 patents)

3. Ikari Corporation (1 from 6 patents)


5 patents:

1. 5346724 - Oil and fat composition for lubricating food processing machines and use

2. 5340596 - Method for preserving the degree of freshness of eggs

3. 5171596 - Method for fresh preservation of foodstuffs

4. 5034144 - Lubricating oil compositions for food processing machines

5. 4929372 - Lubricating oil compositions for chains

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as of
12/31/2025
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