Growing community of inventors

Yokohama, Japan

Norio Irie

Average Co-Inventor Count = 3.16

ph-index = 4

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 = 49

Norio IrieHiroko Saito (2 patents)Norio IrieMitsuyuki Ishida (2 patents)Norio IrieKazuhiro Tobita (2 patents)Norio IrieKazuyuki Ohgi (2 patents)Norio IrieTakuji Matsumoto (1 patent)Norio IrieMasayuki Nishimura (1 patent)Norio IrieTakeshi Okoshi (1 patent)Norio IrieShigeki Nishimura (1 patent)Norio IrieHiromitsu Koizumi (1 patent)Norio IrieNaomasa Okimura (1 patent)Norio IrieKazuhiro Gotoh (1 patent)Norio IrieHideo Nagura (1 patent)Norio IrieTakuji Matsumoto (1 patent)Norio IrieNorio Irie (6 patents)Hiroko SaitoHiroko Saito (13 patents)Mitsuyuki IshidaMitsuyuki Ishida (11 patents)Kazuhiro TobitaKazuhiro Tobita (4 patents)Kazuyuki OhgiKazuyuki Ohgi (2 patents)Takuji MatsumotoTakuji Matsumoto (107 patents)Masayuki NishimuraMasayuki Nishimura (87 patents)Takeshi OkoshiTakeshi Okoshi (32 patents)Shigeki NishimuraShigeki Nishimura (19 patents)Hiromitsu KoizumiHiromitsu Koizumi (16 patents)Naomasa OkimuraNaomasa Okimura (15 patents)Kazuhiro GotohKazuhiro Gotoh (3 patents)Hideo NaguraHideo Nagura (2 patents)Takuji MatsumotoTakuji Matsumoto (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Fuji Xerox Co., Ltd. (5 from 11,665 patents)

2. Seiko Epson Corporation (1 from 33,442 patents)


6 patents:

1. 9131091 - Document reading device and image forming apparatus

2. 8908241 - Document reading device and image forming apparatus

3. 8265520 - Image forming apparatus

4. 7155148 - Image forming apparatus

5. D491979 - Toner cartridge

6. D459388 - Toner cartridge

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as of
12/25/2025
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