Growing community of inventors

Tochigi, Japan

Sigeme Fujiwara

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 = 6

Sigeme FujiwaraYasuhiro Kawai (3 patents)Sigeme FujiwaraKaoru Tamura (3 patents)Sigeme FujiwaraKatsuhide Koyama (3 patents)Sigeme FujiwaraIsao Utsumi (3 patents)Sigeme FujiwaraYasunori Maehara (3 patents)Sigeme FujiwaraSigeme Fujiwara (3 patents)Yasuhiro KawaiYasuhiro Kawai (33 patents)Kaoru TamuraKaoru Tamura (30 patents)Katsuhide KoyamaKatsuhide Koyama (12 patents)Isao UtsumiIsao Utsumi (5 patents)Yasunori MaeharaYasunori Maehara (4 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Fuji Photo Film Company, Limited (3 from 16,458 patents)

2. Kabushiki Kaisha Toshiba (2 from 52,766 patents)


3 patents:

1. 4901868 - Stimulable phosphor sheet stacking tray

2. 4892199 - Stimulable phosphor sheet stacking tray

3. 4787521 - Stimulable phosphor sheet stacking tray

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as of
1/9/2026
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