Growing community of inventors

Tokyo, Japan

Ken Shigeta

Average Co-Inventor Count = 2.45

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 = 18

Ken ShigetaTsutomu Okada (2 patents)Ken ShigetaYoshio Onuki (2 patents)Ken ShigetaKazuo Banju (2 patents)Ken ShigetaKiyotaka Matsuno (2 patents)Ken ShigetaShotaro Takemoto (2 patents)Ken ShigetaTatsutoshi Hashimoto (2 patents)Ken ShigetaAyano Ishioka (2 patents)Ken ShigetaNaoki Iwanaga (2 patents)Ken ShigetaKen Shigeta (3 patents)Tsutomu OkadaTsutomu Okada (71 patents)Yoshio OnukiYoshio Onuki (39 patents)Kazuo BanjuKazuo Banju (37 patents)Kiyotaka MatsunoKiyotaka Matsuno (33 patents)Shotaro TakemotoShotaro Takemoto (27 patents)Tatsutoshi HashimotoTatsutoshi Hashimoto (20 patents)Ayano IshiokaAyano Ishioka (5 patents)Naoki IwanagaNaoki Iwanaga (3 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Olympus Medical Systems Corporation (2 from 1,157 patents)

2. Olympus Corporation (1 from 8,194 patents)


3 patents:

1. 9456736 - Endoscope, and treatment instrument for endoscope

2. 8771171 - Endoscope, and treatment instrument for endoscope

3. 8556803 - Medical apparatus system

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12/26/2025
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