Growing community of inventors

Nagano, Japan

Masumi Iihama

Average Co-Inventor Count = 6.00

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 = 0

Masumi IihamaTsuyoshi Hasegawa (1 patent)Masumi IihamaYoshio Nakamura (1 patent)Masumi IihamaKoichiro Ichikawa (1 patent)Masumi IihamaYoshinobu Nishimoto (1 patent)Masumi IihamaUnkai Sato (1 patent)Masumi IihamaMasumi Iihama (1 patent)Tsuyoshi HasegawaTsuyoshi Hasegawa (37 patents)Yoshio NakamuraYoshio Nakamura (31 patents)Koichiro IchikawaKoichiro Ichikawa (10 patents)Yoshinobu NishimotoYoshinobu Nishimoto (5 patents)Unkai SatoUnkai Sato (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Fujikoshi Machinery Corp. (1 from 70 patents)


1 patent:

1. 8333882 - Polishing apparatus and method of polishing work

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as of
12/7/2025
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