Growing community of inventors

Sendai, Japan

Hisayoshi Hayasaka

Average Co-Inventor Count = 7.70

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 = 105

Hisayoshi HayasakaMisao Kikuchi (4 patents)Hisayoshi HayasakaYasushi Kitagawa (4 patents)Hisayoshi HayasakaTadayuki Tahara (4 patents)Hisayoshi HayasakaKiyotaka Yago (4 patents)Hisayoshi HayasakaYoshinori Saito (4 patents)Hisayoshi HayasakaKenji Suzuki (3 patents)Hisayoshi HayasakaYutaka Katsuyama (3 patents)Hisayoshi HayasakaKenji Noma (3 patents)Hisayoshi HayasakaMasayuki Kimura (3 patents)Hisayoshi HayasakaYoshiyuki Sakurai (3 patents)Hisayoshi HayasakaKenji Kawasaki (3 patents)Hisayoshi HayasakaHirotomo Aso (3 patents)Hisayoshi HayasakaKunimasa Imasono (3 patents)Hisayoshi HayasakaMakoto Urano (1 patent)Hisayoshi HayasakaShin'ichiro Ohmachi (1 patent)Hisayoshi HayasakaShuji Oba (1 patent)Hisayoshi HayasakaMakiko Furuno (1 patent)Hisayoshi HayasakaMasura Watanabe (1 patent)Hisayoshi HayasakaHisayoshi Hayasaka (7 patents)Misao KikuchiMisao Kikuchi (10 patents)Yasushi KitagawaYasushi Kitagawa (6 patents)Tadayuki TaharaTadayuki Tahara (5 patents)Kiyotaka YagoKiyotaka Yago (4 patents)Yoshinori SaitoYoshinori Saito (4 patents)Kenji SuzukiKenji Suzuki (103 patents)Yutaka KatsuyamaYutaka Katsuyama (44 patents)Kenji NomaKenji Noma (22 patents)Masayuki KimuraMasayuki Kimura (5 patents)Yoshiyuki SakuraiYoshiyuki Sakurai (3 patents)Kenji KawasakiKenji Kawasaki (3 patents)Hirotomo AsoHirotomo Aso (3 patents)Kunimasa ImasonoKunimasa Imasono (3 patents)Makoto UranoMakoto Urano (1 patent)Shin'ichiro OhmachiShin'ichiro Ohmachi (1 patent)Shuji ObaShuji Oba (1 patent)Makiko FurunoMakiko Furuno (1 patent)Masura WatanabeMasura Watanabe (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Fujitsu Corporation (7 from 39,245 patents)


7 patents:

1. 5984783 - Game machine having a communication terminal for playing games over a

2. 5827120 - Network game system having communication characters for conversation

3. 5809180 - Data conversion system for line-narrowing a pattern

4. 5668950 - Network service system and communication unit for game machine and game

5. 5664778 - Network service system and communication unit for game machine and game

6. 5436982 - Data processing system

7. 5214717 - Pattern recognition data processing device using an associative matching

Please report any incorrect information to support@idiyas.com
idiyas.com
as of
1/9/2026
Loading…