Growing community of inventors

Saitama-ken, Japan

Masao Koseki

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 = 22

Masao KosekiKang Ho Choi (1 patent)Masao KosekiKiyoshi Koyama (1 patent)Masao KosekiMichio Kurakami (1 patent)Masao KosekiYasutomo Akutu (1 patent)Masao KosekiYoshiyuki Kitamura (1 patent)Masao KosekiKensuke Matsumoto (1 patent)Masao KosekiMasao Koseki (2 patents)Kang Ho ChoiKang Ho Choi (7 patents)Kiyoshi KoyamaKiyoshi Koyama (3 patents)Michio KurakamiMichio Kurakami (1 patent)Yasutomo AkutuYasutomo Akutu (1 patent)Yoshiyuki KitamuraYoshiyuki Kitamura (1 patent)Kensuke MatsumotoKensuke Matsumoto (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Sanyo Electric Co., Ltd. (2 from 8,780 patents)

2. Samsung Electronics Co., Ltd. (1 from 131,500 patents)

3. Sanyo Air-conditioners Co., Ltd. (1 from 3 patents)


2 patents:

1. 7132955 - Domestic appliance

2. 5379609 - Air conditioner having air filter

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as of
12/22/2025
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