Growing community of inventors

Nagano, Japan

Toshio Tatai

Average Co-Inventor Count = 2.51

ph-index = 3

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 = 39

Toshio TataiTakeki Watanabe (7 patents)Toshio TataiKeiji Ohta (6 patents)Toshio TataiKazunori Takahashi (6 patents)Toshio TataiShigeyuki Nagata (2 patents)Toshio TataiChisato Hiyama (2 patents)Toshio TataiShigeki Oguchi (2 patents)Toshio TataiHiroyuki Aiyoshi (2 patents)Toshio TataiKoji Oguchi (2 patents)Toshio TataiTeruo Matsue (2 patents)Toshio TataiMamoru Mizawa (1 patent)Toshio TataiHiroshige Takeda (1 patent)Toshio TataiNaohito Nakayama (1 patent)Toshio TataiNozomi Watanabe (1 patent)Toshio TataiShigeru Inoue (1 patent)Toshio TataiToshio Tatai (22 patents)Takeki WatanabeTakeki Watanabe (13 patents)Keiji OhtaKeiji Ohta (33 patents)Kazunori TakahashiKazunori Takahashi (31 patents)Shigeyuki NagataShigeyuki Nagata (10 patents)Chisato HiyamaChisato Hiyama (8 patents)Shigeki OguchiShigeki Oguchi (5 patents)Hiroyuki AiyoshiHiroyuki Aiyoshi (5 patents)Koji OguchiKoji Oguchi (4 patents)Teruo MatsueTeruo Matsue (2 patents)Mamoru MizawaMamoru Mizawa (9 patents)Hiroshige TakedaHiroshige Takeda (5 patents)Naohito NakayamaNaohito Nakayama (3 patents)Nozomi WatanabeNozomi Watanabe (2 patents)Shigeru InoueShigeru Inoue (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Nidec Sankyo Corporation (20 from 730 patents)

2. Sankyo Seiki Mfg. Co., Ltd (2 from 264 patents)


22 patents:

1. D930649 - Scanner

2. 10939006 - Image reading device for conveying and reading card like medium

3. 10402705 - Card reader

4. D832843 - Scanner

5. 10026025 - Card reader

6. 9489547 - Card reader

7. 9460370 - Card storage and ejection module

8. 9361487 - Card reader

9. 9117101 - Medium processing apparatus and control method for medium processing apparatus

10. 9027834 - Card reader

11. 8690058 - Card reader

12. 8657202 - Card reader

13. 8528904 - Card issuing device

14. 8496172 - Sheet switch, sensing mechanism, and card reader

15. 8302857 - Tamper detection mechanism and card processing device

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as of
1/22/2026
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