Growing community of inventors

Hachioji, Japan

Kohichi Yamaguchi

Average Co-Inventor Count = 2.44

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 = 197

Kohichi YamaguchiYasushi Hoshino (4 patents)Kohichi YamaguchiToshiki Fujisawa (4 patents)Kohichi YamaguchiSatoshi Harada (4 patents)Kohichi YamaguchiHaruyoshi Yamada (2 patents)Kohichi YamaguchiKosei Miyauchi (2 patents)Kohichi YamaguchiSeiji Tanaka (1 patent)Kohichi YamaguchiSeiichi Isoguchi (1 patent)Kohichi YamaguchiYoshiharu Takahashi (1 patent)Kohichi YamaguchiYasutoshi Fujii (1 patent)Kohichi YamaguchiKatsuya Nagaishi (1 patent)Kohichi YamaguchiKousei Miyauchi (1 patent)Kohichi YamaguchiKeiichi Kawazu (1 patent)Kohichi YamaguchiKohsei Miyauchi (1 patent)Kohichi YamaguchiKohichi Yamaguchi (7 patents)Yasushi HoshinoYasushi Hoshino (30 patents)Toshiki FujisawaToshiki Fujisawa (13 patents)Satoshi HaradaSatoshi Harada (12 patents)Haruyoshi YamadaHaruyoshi Yamada (18 patents)Kosei MiyauchiKosei Miyauchi (5 patents)Seiji TanakaSeiji Tanaka (26 patents)Seiichi IsoguchiSeiichi Isoguchi (13 patents)Yoshiharu TakahashiYoshiharu Takahashi (10 patents)Yasutoshi FujiiYasutoshi Fujii (6 patents)Katsuya NagaishiKatsuya Nagaishi (4 patents)Kousei MiyauchiKousei Miyauchi (2 patents)Keiichi KawazuKeiichi Kawazu (2 patents)Kohsei MiyauchiKohsei Miyauchi (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Konica Corporation (6 from 3,106 patents)

2. Seiko Epson Corporation (2 from 33,464 patents)

3. Other (1 from 832,880 patents)


7 patents:

1. 6335808 - Image reading apparatus

2. 6023347 - Scanner for scanning photographic images

3. 5933222 - Film scanner

4. 5757420 - Photographic image processing apparatus

5. 5748287 - Photographic film reproducing apparatus using object brightness and

6. 5043750 - Tripod for use with a camera

7. 4996549 - Film feeding control device for camera

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