Growing community of inventors

Tokyo, Japan

Seiichi Ozawa, Deceased

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 = 12

Seiichi Ozawa, Deceased ↔ Osamu Suzuki (1 patent)Seiichi Ozawa, Deceased ↔ Kanjiro Ishizaki (1 patent)Seiichi Ozawa, DeceasedSeiichi Ozawa, Deceased (1 patent)Osamu SuzukiOsamu Suzuki (35 patents)Kanjiro IshizakiKanjiro Ishizaki (4 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Chichibu Cement Co., Ltd. (1 from 24 patents)

2. Ozawa Concrete Industry Co., Ltd. (1 from 5 patents)


1 patent:

1. 4687614 - Process for producing a high integrity container

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as of
12/16/2025
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