Growing community of inventors

Kyoto, Japan

Katsuyuki Watanabe

Average Co-Inventor Count = 4.59

ph-index = 5

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 = 81

Katsuyuki WatanabeTakuya Shimizu (9 patents)Katsuyuki WatanabeHiroyuki Urata (8 patents)Katsuyuki WatanabeNobuyuki Kaku (7 patents)Katsuyuki WatanabeTatsuya Ishikawa (7 patents)Katsuyuki WatanabeShinji Shibuya (5 patents)Katsuyuki WatanabeMaki Hanada (5 patents)Katsuyuki WatanabeTakatsugu Kawabata (5 patents)Katsuyuki WatanabeMegumi Kurachi (4 patents)Katsuyuki WatanabeNobuo Masuoka (3 patents)Katsuyuki WatanabeKoji Fujita (2 patents)Katsuyuki WatanabeTamaki Iwamiya (2 patents)Katsuyuki WatanabeKoji Hirata (1 patent)Katsuyuki WatanabeKazuhiko Tanaka (1 patent)Katsuyuki WatanabeSosuke Hisamatsu (1 patent)Katsuyuki WatanabeKatsuyuki Watanabe (16 patents)Takuya ShimizuTakuya Shimizu (100 patents)Hiroyuki UrataHiroyuki Urata (9 patents)Nobuyuki KakuNobuyuki Kaku (22 patents)Tatsuya IshikawaTatsuya Ishikawa (11 patents)Shinji ShibuyaShinji Shibuya (34 patents)Maki HanadaMaki Hanada (9 patents)Takatsugu KawabataTakatsugu Kawabata (5 patents)Megumi KurachiMegumi Kurachi (25 patents)Nobuo MasuokaNobuo Masuoka (129 patents)Koji FujitaKoji Fujita (27 patents)Tamaki IwamiyaTamaki Iwamiya (2 patents)Koji HirataKoji Hirata (255 patents)Kazuhiko TanakaKazuhiko Tanaka (44 patents)Sosuke HisamatsuSosuke Hisamatsu (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Maxell, Ltd. (16 from 890 patents)


16 patents:

1. 12464109 - Air floating video display apparatus

2. 11606851 - Lighting apparatus

3. 11153543 - Illuminating apparatus

4. 10997846 - Lighting apparatus

5. 10708559 - Lighting apparatus

6. 10699552 - Lighting apparatus

7. 10677448 - Lighting device

8. 10602104 - Lighting apparatus

9. 10551726 - Lighting apparatus

10. 10345689 - Lighting device

11. D848517 - Projector

12. 10262519 - Lighting apparatus

13. D844043 - Projector

14. 10171780 - Lighting apparatus

15. D828864 - Projector

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as of
1/5/2026
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