Growing community of inventors

Funabashi, Japan

Ryoji Sugawara

Average Co-Inventor Count = 11.00

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 = 58

Ryoji SugawaraHideshi Kawachi (2 patents)Ryoji SugawaraFumio Yoshii (2 patents)Ryoji SugawaraKeizo Makuuchi (2 patents)Ryoji SugawaraMikio Nakagawa (2 patents)Ryoji SugawaraHideo Kushida (2 patents)Ryoji SugawaraMasanobu Ishiyama (2 patents)Ryoji SugawaraYasuo Futami (2 patents)Ryoji SugawaraTakahiro Kurihara (2 patents)Ryoji SugawaraSei Nakajima (2 patents)Ryoji SugawaraGen Miyamoto (2 patents)Ryoji SugawaraRyoji Sugawara (2 patents)Hideshi KawachiHideshi Kawachi (16 patents)Fumio YoshiiFumio Yoshii (16 patents)Keizo MakuuchiKeizo Makuuchi (15 patents)Mikio NakagawaMikio Nakagawa (13 patents)Hideo KushidaHideo Kushida (10 patents)Masanobu IshiyamaMasanobu Ishiyama (5 patents)Yasuo FutamiYasuo Futami (4 patents)Takahiro KuriharaTakahiro Kurihara (2 patents)Sei NakajimaSei Nakajima (2 patents)Gen MiyamotoGen Miyamoto (2 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Mitsui Petrochemical Industries, Ltd. (2 from 1,008 patents)

2. Yoshino Kogyosho Co., Ltd. (2 from 665 patents)

3. Japan Atomic Energy Research Institute (2 from 321 patents)


2 patents:

1. 5725715 - Squeezable tubular container and process for the production thereof

2. 5565160 - Squeezable tubular container and process for the production thereof

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