Growing community of inventors

Osaka, Japan

Sigeru Tajima

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 = 0

Sigeru Tajima ↔ Kenji Yoshida (1 patent)Sigeru Tajima ↔ Keizo Ito (1 patent)Sigeru Tajima ↔ Hiroshi Ohtaka (1 patent)Sigeru Tajima ↔ Kenji Suzuki (1 patent)Sigeru Tajima ↔ Koichi Shimohara (1 patent)Sigeru TajimaSigeru Tajima (1 patent)Kenji YoshidaKenji Yoshida (14 patents)Keizo ItoKeizo Ito (12 patents)Hiroshi OhtakaHiroshi Ohtaka (7 patents)Kenji SuzukiKenji Suzuki (2 patents)Koichi ShimoharaKoichi Shimohara (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Kanebo, Limited (1 from 305 patents)


1 patent:

1. 4797400 - Piperazine compounds and anti-ulcer composition containing the same

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12/28/2025
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