Growing community of inventors

Tokyo, Japan

Hisashi Kato

Average Co-Inventor Count = 2.40

ph-index = 6

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 = 102

Hisashi KatoMasakazu Iwasa (4 patents)Hisashi KatoYoshio Kudo (4 patents)Hisashi KatoTakahiro Irita (1 patent)Hisashi KatoAkifumi Tsukimori (1 patent)Hisashi KatoDaiji Okai (1 patent)Hisashi KatoNobuyuki Yoshiba (1 patent)Hisashi KatoYukihisa Yuasa (1 patent)Hisashi KatoHisashi Kato (7 patents)Masakazu IwasaMasakazu Iwasa (12 patents)Yoshio KudoYoshio Kudo (5 patents)Takahiro IritaTakahiro Irita (33 patents)Akifumi TsukimoriAkifumi Tsukimori (2 patents)Daiji OkaiDaiji Okai (1 patent)Nobuyuki YoshibaNobuyuki Yoshiba (1 patent)Yukihisa YuasaYukihisa Yuasa (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Fuji Photo Film Company, Limited (4 from 16,458 patents)

2. Honda Giken Kogyo Kabushiki Kaisha (1 from 10,092 patents)

3. Ntt Docomo, Inc. (1 from 4,705 patents)

4. Renesas Technology Corp. (1 from 3,781 patents)

5. Kabushiki Kaisha Arai Gakkiten (1 from 1 patent)


7 patents:

1. 7673163 - Semiconductor integrated circuit device with power source areas

2. 4782732 - Split tremolo device

3. 4721090 - Blow-by gas recirculating apparatus

4. 4297384 - Method of developing electrostatic latent image

5. 4281622 - Apparatus for developing electrostatic latent image

6. 4192232 - Electrostatic image recording method and apparatus therefor

7. 4187774 - Electrostatic print marking apparatus

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as of
12/13/2025
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