Growing community of inventors

Hachioji, Japan

Ken-ichi Matsumoto

Average Co-Inventor Count = 3.00

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 = 7

Ken-ichi MatsumotoHirofumi Sakaguchi (1 patent)Ken-ichi MatsumotoKeiji Masuda (1 patent)Ken-ichi MatsumotoKen-ichi Matsumoto (1 patent)Hirofumi SakaguchiHirofumi Sakaguchi (10 patents)Keiji MasudaKeiji Masuda (5 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Konishiroku Photo Industry Co., Ltd. (1 from 1,252 patents)


1 patent:

1. 4367690 - Heated roller type fixing apparatus

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as of
12/9/2025
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