Growing community of inventors

Tokyo, Japan

Mark Friesen

Average Co-Inventor Count = 5.43

ph-index = 7

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 = 282

Mark FriesenHisao Morooka (18 patents)Mark FriesenHiroyuki Fujita (16 patents)Mark FriesenEiji Nagao (16 patents)Mark FriesenToni Koberling (16 patents)Mark FriesenNobuharu Tsusaka (16 patents)Mark FriesenKoichi Kawano (2 patents)Mark FriesenNobutsugu Fujino (1 patent)Mark FriesenShinichiro Mori (1 patent)Mark FriesenKensuke Iizuka (1 patent)Mark FriesenLihsuan Chou (1 patent)Mark FriesenMark Friesen (19 patents)Hisao MorookaHisao Morooka (36 patents)Hiroyuki FujitaHiroyuki Fujita (83 patents)Eiji NagaoEiji Nagao (25 patents)Toni KoberlingToni Koberling (17 patents)Nobuharu TsusakaNobuharu Tsusaka (16 patents)Koichi KawanoKoichi Kawano (5 patents)Nobutsugu FujinoNobutsugu Fujino (25 patents)Shinichiro MoriShinichiro Mori (22 patents)Kensuke IizukaKensuke Iizuka (5 patents)Lihsuan ChouLihsuan Chou (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Fujitsu Corporation (19 from 39,228 patents)


19 patents:

1. D937822 - Arithmetic and control unit

2. D910027 - Arithmetic and control unit for data processing

3. D733704 - Personal computer

4. D729235 - Personal computer

5. D726707 - Personal computer

6. D717794 - Arithmetic and control unit

7. D717293 - Arithmetic and control unit

8. D717294 - Arithmetic and control unit

9. D717297 - Arithmetic and control unit

10. D717292 - Arithmetic and control unit

11. D716801 - Arithmetic and control unit

12. D716802 - Arithmetic and control unit

13. D716794 - Personal computer

14. D715294 - Arithmetic and control unit

15. D715287 - Personal computer

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as of
12/7/2025
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