Growing community of inventors

Yokohama, Japan

Fumihiko Watanabe

Average Co-Inventor Count = 2.83

ph-index = 8

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 = 210

Fumihiko WatanabeAtsushi Saito (6 patents)Fumihiko WatanabeTakeshi Ono (5 patents)Fumihiko WatanabeAkio Okubo (5 patents)Fumihiko WatanabeYasuyuki Shinada (4 patents)Fumihiko WatanabeYasuhiko Ikeda (1 patent)Fumihiko WatanabeAkiro Okubo (1 patent)Fumihiko WatanabeFumihiko Watanabe (10 patents)Atsushi SaitoAtsushi Saito (63 patents)Takeshi OnoTakeshi Ono (93 patents)Akio OkuboAkio Okubo (26 patents)Yasuyuki ShinadaYasuyuki Shinada (24 patents)Yasuhiko IkedaYasuhiko Ikeda (43 patents)Akiro OkuboAkiro Okubo (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Canon Kabushiki Kaisha (10 from 90,809 patents)


10 patents:

1. 5988787 - Ink jet apparatus having a recording unit cartridge including a

2. 5623289 - Facsimile apparatus with ink ejection recording means recoverable prior

3. 5548309 - Apparatus and method for wiping an ink jet recording head with control

4. 5481290 - Recording apparatus

5. 5481283 - Recovery system and ink jet recording apparatus provided with said

6. 5471230 - Capping means and ink jet recording apparatus using the same

7. 5404229 - Facsimile apparatus with ink ejection recording means recoverable

8. 5229792 - Image communication apparatus

9. 5206666 - Ink jet recording apparatus

10. 5166707 - Ink jet recording apparatus having easy-access recording medium

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1/9/2026
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