Growing community of inventors

Kamakura, Japan

Isoji Tabushi

Average Co-Inventor Count = 6.43

ph-index = 3

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 = 52

Isoji TabushiSadamichi Mitsumori (3 patents)Isoji TabushiHiroshi Yajima (2 patents)Isoji TabushiOsamu Akita (2 patents)Isoji TabushiTetsushi Tomizawa (2 patents)Isoji TabushiOsamu Chinone (2 patents)Isoji TabushiTetsuya Ushio (2 patents)Isoji TabushiShigeru Mitani (1 patent)Isoji TabushiYoshiya Nakatani (1 patent)Isoji TabushiNobuyuki Ishimoto (1 patent)Isoji TabushiYuji Ogiwara (1 patent)Isoji TabushiYasufumi Fujii (1 patent)Isoji TabushiIsoji Tabushi (3 patents)Sadamichi MitsumoriSadamichi Mitsumori (5 patents)Hiroshi YajimaHiroshi Yajima (17 patents)Osamu AkitaOsamu Akita (8 patents)Tetsushi TomizawaTetsushi Tomizawa (5 patents)Osamu ChinoneOsamu Chinone (3 patents)Tetsuya UshioTetsuya Ushio (2 patents)Shigeru MitaniShigeru Mitani (1 patent)Yoshiya NakataniYoshiya Nakatani (1 patent)Nobuyuki IshimotoNobuyuki Ishimoto (1 patent)Yuji OgiwaraYuji Ogiwara (1 patent)Yasufumi FujiiYasufumi Fujii (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Hitachi, Ltd. (3 from 42,508 patents)


3 patents:

1. 5331543 - Business monitoring system and method

2. 5282273 - Enterprise information system having three level hierarchy of data bases

3. 5109508 - Data base system including memorandum information and method for

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12/30/2025
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