Growing community of inventors

Kanagawa, Japan

Masashi Katoh

Average Co-Inventor Count = 3.00

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 = 11

Masashi KatohHisashi Kikuchi (4 patents)Masashi KatohYuji Oshikoshi (3 patents)Masashi KatohTomoyuki Takahashi (1 patent)Masashi KatohMasashi Katoh (4 patents)Hisashi KikuchiHisashi Kikuchi (64 patents)Yuji OshikoshiYuji Oshikoshi (20 patents)Tomoyuki TakahashiTomoyuki Takahashi (94 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. 4745442 - Instant photographic method and apparatus

2. 4735886 - Instant photographic method and apparatus

3. 4677046 - Instant photographic method and apparatus

4. 4647168 - Photographic apparatus accommodating a plurality of film packs

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as of
12/29/2025
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