Growing community of inventors

Yokohama, Japan

Stefan Sieber

Average Co-Inventor Count = 13.00

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 = 41

Stefan SieberToshihiko Sugano (2 patents)Stefan SieberTakayuki Aoshima (2 patents)Stefan SieberYoshinori Suga (2 patents)Stefan SieberYasuo Maruyama (2 patents)Stefan SieberToru Suzuki (2 patents)Stefan SieberNaoshi Iwama (2 patents)Stefan SieberEiji Isobe (2 patents)Stefan SieberMasami Kashimoto (2 patents)Stefan SieberTaku Kato (2 patents)Stefan SieberSugio Nishimura (2 patents)Stefan SieberSatoshi Hayakawa (2 patents)Stefan SieberHisashi Shoda (2 patents)Stefan SieberStefan Sieber (2 patents)Toshihiko SuganoToshihiko Sugano (41 patents)Takayuki AoshimaTakayuki Aoshima (35 patents)Yoshinori SugaYoshinori Suga (28 patents)Yasuo MaruyamaYasuo Maruyama (23 patents)Toru SuzukiToru Suzuki (18 patents)Naoshi IwamaNaoshi Iwama (11 patents)Eiji IsobeEiji Isobe (9 patents)Masami KashimotoMasami Kashimoto (8 patents)Taku KatoTaku Kato (8 patents)Sugio NishimuraSugio Nishimura (6 patents)Satoshi HayakawaSatoshi Hayakawa (4 patents)Hisashi ShodaHisashi Shoda (4 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Mitsubishi Chemical Corporation (2 from 2,346 patents)


2 patents:

1. 6340652 - Catalysts for polymerization of &agr;-olefins, process for producing &agr;-olefin polymers, novel transition metal compounds and catalyst components for polymerization of &agr;-olefin

2. 6252097 - Transition metal compounds

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