Growing community of inventors

Yokohama, Japan

Hirotaka Matsumoto

Average Co-Inventor Count = 1.24

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 = 36

Hirotaka MatsumotoMayumi Goto (3 patents)Hirotaka MatsumotoYoshio Horiuchi (2 patents)Hirotaka MatsumotoSanehiro Furuichi (1 patent)Hirotaka MatsumotoAkira Saito (1 patent)Hirotaka MatsumotoTakashi Sakairi (1 patent)Hirotaka MatsumotoTaku Sasaki (1 patent)Hirotaka MatsumotoKen Kumagai (1 patent)Hirotaka MatsumotoKenichi Takasaki (1 patent)Hirotaka MatsumotoKotaro Shima (1 patent)Hirotaka MatsumotoTadahiko Nakamura (1 patent)Hirotaka MatsumotoYohkichi Sasatani (1 patent)Hirotaka MatsumotoGary Martin Johnston (1 patent)Hirotaka MatsumotoDavid Paul Charboneau (1 patent)Hirotaka MatsumotoHirotaka Matsumoto (19 patents)Mayumi GotoMayumi Goto (12 patents)Yoshio HoriuchiYoshio Horiuchi (53 patents)Sanehiro FuruichiSanehiro Furuichi (92 patents)Akira SaitoAkira Saito (48 patents)Takashi SakairiTakashi Sakairi (33 patents)Taku SasakiTaku Sasaki (30 patents)Ken KumagaiKen Kumagai (23 patents)Kenichi TakasakiKenichi Takasaki (16 patents)Kotaro ShimaKotaro Shima (16 patents)Tadahiko NakamuraTadahiko Nakamura (10 patents)Yohkichi SasataniYohkichi Sasatani (10 patents)Gary Martin JohnstonGary Martin Johnston (9 patents)David Paul CharboneauDavid Paul Charboneau (5 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Toshiba Tec Kabushiki Kaisha (12 from 6,174 patents)

2. Kabushiki Kaisha Toshiba (10 from 52,711 patents)

3. International Business Machines Corporation (5 from 164,108 patents)

4. Other (2 from 832,680 patents)


19 patents:

1. 11932281 - Configuring and controlling an automated vehicle to perform user specified operations

2. 10852681 - Image forming apparatus and control method

3. 10571843 - Image forming apparatus and control method

4. 10574616 - Processing messages input from a plurality of clients

5. 10295945 - Image forming apparatus and control method

6. 10091153 - Processing messages

7. 10042302 - Image forming apparatus and control method

8. 9280120 - Decolorizing apparatus and method of controlling heat source units

9. 9047408 - Monitoring software execution

10. 7908588 - Program presentation with reviewer feedback maintenance

11. 7228097 - Image forming apparatus

12. 7110690 - Image forming apparatus and method of controlling a heating unit

13. 7092652 - Device and method for controlling the turn-on time of plural heater lamps

14. 7046937 - Fixing device of image forming apparatus employing electro-photographic process and controlling method of the same

15. 6915098 - Toner fixing device for an image forming apparatus

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12/3/2025
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