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Oxfordshire, United Kingdom

John Barker

Average Co-Inventor Count = 13.00

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 = 4

John BarkerTakashi Kondo (2 patents)John BarkerRyo Suzuki (2 patents)John BarkerShingo Nakatani (2 patents)John BarkerGareth Neil Brace (2 patents)John BarkerSho Kouyama (2 patents)John BarkerSteve Courtney (2 patents)John BarkerChris Yarnold (2 patents)John BarkerOsamu Ichihara (2 patents)John BarkerAkira Imagawa (2 patents)John BarkerStuart Flanagan (2 patents)John BarkerElise Gadouleau (2 patents)John BarkerAnthony Richardson (2 patents)John BarkerGareth Brace (1 patent)John BarkerAnthony Richardson (1 patent)John BarkerRyo Suzuki (1 patent)John BarkerSteve Courtney (1 patent)John BarkerAkira Imagawa (1 patent)John BarkerOsamu Ichihara (1 patent)John BarkerTakashi Kondo (1 patent)John BarkerJohn Barker (2 patents)Takashi KondoTakashi Kondo (54 patents)Ryo SuzukiRyo Suzuki (33 patents)Shingo NakataniShingo Nakatani (9 patents)Gareth Neil BraceGareth Neil Brace (9 patents)Sho KouyamaSho Kouyama (7 patents)Steve CourtneySteve Courtney (6 patents)Chris YarnoldChris Yarnold (6 patents)Osamu IchiharaOsamu Ichihara (6 patents)Akira ImagawaAkira Imagawa (6 patents)Stuart FlanaganStuart Flanagan (6 patents)Elise GadouleauElise Gadouleau (5 patents)Anthony RichardsonAnthony Richardson (2 patents)Gareth BraceGareth Brace (4 patents)Anthony RichardsonAnthony Richardson (4 patents)Ryo SuzukiRyo Suzuki (5 patents)Steve CourtneySteve Courtney (4 patents)Akira ImagawaAkira Imagawa (4 patents)Osamu IchiharaOsamu Ichihara (4 patents)Takashi KondoTakashi Kondo (8 patents)
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Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Ono Pharmaceutical Co., Ltd. (2 from 575 patents)


2 patents:

1. 10717738 - Pyrimidinone and its derivatives inhibiting factor XIa

2. 9732085 - Pyridinone and pyrimidinone derivatives as factor Xia

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as of
12/30/2025
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