Growing community of inventors

Tokyo, Japan

Masakazu Kokubu

Average Co-Inventor Count = 6.00

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 = 12

Masakazu Kokubu ↔ Kiichiro Sakamoto (2 patents)Masakazu Kokubu ↔ Haruo Takase (2 patents)Masakazu Kokubu ↔ Kaoru Uchiyama (2 patents)Masakazu Kokubu ↔ Kazushige Uenaka (2 patents)Masakazu Kokubu ↔ Masuo Akimoto (2 patents)Masakazu KokubuMasakazu Kokubu (2 patents)Kiichiro SakamotoKiichiro Sakamoto (32 patents)Haruo TakaseHaruo Takase (23 patents)Kaoru UchiyamaKaoru Uchiyama (21 patents)Kazushige UenakaKazushige Uenaka (15 patents)Masuo AkimotoMasuo Akimoto (4 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Fuji Photo Film Company, Limited (2 from 16,458 patents)


2 patents:

1. 4843412 - Film supplying apparatus

2. 4831401 - Film supplying apparatus

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idiyas.com
as of
12/12/2025
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