Growing community of inventors

Tokyo-to, Japan

Handa Seiichi

Average Co-Inventor Count = 9.00

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 = 6

Handa SeiichiToshiyuki Uchida (1 patent)Handa SeiichiJoh Ebara (1 patent)Handa SeiichiNoriaki Funamoto (1 patent)Handa SeiichiYasuhisa Ehara (1 patent)Handa SeiichiKouji Amanai (1 patent)Handa SeiichiSugiyama Keisuke (1 patent)Handa SeiichiMatsuda Yuji (1 patent)Handa SeiichiKobayashi Kazuhiko (1 patent)Handa SeiichiHanda Seiichi (1 patent)Toshiyuki UchidaToshiyuki Uchida (38 patents)Joh EbaraJoh Ebara (36 patents)Noriaki FunamotoNoriaki Funamoto (35 patents)Yasuhisa EharaYasuhisa Ehara (32 patents)Kouji AmanaiKouji Amanai (9 patents)Sugiyama KeisukeSugiyama Keisuke (1 patent)Matsuda YujiMatsuda Yuji (1 patent)Kobayashi KazuhikoKobayashi Kazuhiko (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Ricoh Company, Ltd. (1 from 28,544 patents)


1 patent:

1. 7603061 - Image forming apparatus

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12/6/2025
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