Growing community of inventors

Ibaraki, Japan

Yasushi Shikata

Average Co-Inventor Count = 7.00

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 = 12

Yasushi Shikata ↔ Kentaro Yoshimatsu (2 patents)Yasushi Shikata ↔ Isao Tanaka (2 patents)Yasushi Shikata ↔ Toshio Osawa (2 patents)Yasushi Shikata ↔ Yukio Ohya (2 patents)Yasushi Shikata ↔ Yoshikazu Hasegawa (2 patents)Yasushi Shikata ↔ Toshio Seto (2 patents)Yasushi ShikataYasushi Shikata (2 patents)Kentaro YoshimatsuKentaro Yoshimatsu (16 patents)Isao TanakaIsao Tanaka (8 patents)Toshio OsawaToshio Osawa (8 patents)Yukio OhyaYukio Ohya (4 patents)Yoshikazu HasegawaYoshikazu Hasegawa (4 patents)Toshio SetoToshio Seto (3 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Eisai Company, Limited (2 from 677 patents)


2 patents:

1. 5316933 - Recombinant natural killer cell activator

2. 5185431 - Recombinant natural killer cell activator

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as of
12/18/2025
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