Growing community of inventors

Minami-ashigara, Japan

Katsuhiro Sugiyama

Average Co-Inventor Count = 3.43

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 = 10

Katsuhiro SugiyamaTakayuki Fujiwara (4 patents)Katsuhiro SugiyamaTomohiro Nakata (4 patents)Katsuhiro SugiyamaYuji Okabe (2 patents)Katsuhiro SugiyamaKatsuhiro Sugiyama (4 patents)Takayuki FujiwaraTakayuki Fujiwara (30 patents)Tomohiro NakataTomohiro Nakata (11 patents)Yuji OkabeYuji Okabe (3 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Fuji Photo Film Company, Limited (4 from 16,458 patents)


4 patents:

1. 7246768 - Method of processing web edge

2. 6793169 - Web winding apparatus, method of and apparatus for processing web edge, and web processing apparatus

3. 6672530 - Method of and apparatus for winding film, method of and apparatus for supplying film roll core, and method of and apparatus for inspecting appearance of film roll

4. 6497384 - Method of and apparatus for winding film, method of and apparatus for supplying film roll core, and method of and apparatus for inspecting appearance of film roll

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as of
12/6/2025
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