Growing community of inventors

Nagoya, Japan

Ryuki Kan

Average Co-Inventor Count = 3.16

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 = 45

Ryuki KanTakafumi Ohto (9 patents)Ryuki KanMasayoshi Hino (7 patents)Ryuki KanAkihiro Muramatsu (5 patents)Ryuki KanOsamu Masuda (5 patents)Ryuki KanAkifumi Aono (3 patents)Ryuki KanThomas Overthun (2 patents)Ryuki KanThomas Brisebras (2 patents)Ryuki KanHortense Desodt (2 patents)Ryuki KanMartin Kay (2 patents)Ryuki KanEiichiro Hikosaka (2 patents)Ryuki KanChris Hill (2 patents)Ryuki KanSho Tanaka (1 patent)Ryuki KanYoshinobu Okada (4 patents)Ryuki KanTsuyoshi Kamibeppu (1 patent)Ryuki KanHirofumi Asada (1 patent)Ryuki KanMasayoshi Hino (0 patent)Ryuki KanRyuki Kan (16 patents)Takafumi OhtoTakafumi Ohto (9 patents)Masayoshi HinoMasayoshi Hino (9 patents)Akihiro MuramatsuAkihiro Muramatsu (18 patents)Osamu MasudaOsamu Masuda (5 patents)Akifumi AonoAkifumi Aono (10 patents)Thomas OverthunThomas Overthun (127 patents)Thomas BrisebrasThomas Brisebras (27 patents)Hortense DesodtHortense Desodt (24 patents)Martin KayMartin Kay (20 patents)Eiichiro HikosakaEiichiro Hikosaka (6 patents)Chris HillChris Hill (3 patents)Sho TanakaSho Tanaka (51 patents)Yoshinobu OkadaYoshinobu Okada (4 patents)Tsuyoshi KamibeppuTsuyoshi Kamibeppu (4 patents)Hirofumi AsadaHirofumi Asada (4 patents)Masayoshi HinoMasayoshi Hino (0 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Mitsui Chemicals, Inc. (13 from 1,788 patents)

2. Carl Zeiss Vision International Gmbh (1 from 226 patents)

3. Mutsui Chemicals, Inc. (1 from 2 patents)


16 patents:

1. 12210222 - Frame and eyewear

2. 11934045 - Eyewear, and non-transitory computer-readable recording medium

3. 11867983 - Electronic eyeglasses

4. 11614641 - Eyewear

5. 11561412 - Eyewear

6. 11513368 - Lens unit

7. 11425977 - Eyewear case

8. 11402668 - Frame component, temple, frame, and eyewear

9. 11294199 - Eyewear

10. 11294204 - Sensor module, temple, frame and eyewear

11. 10768443 - Electronic eyeglasses

12. D860304 - Eyeglasses

13. D848523 - Eyeglasses

14. D824992 - Eyeglasses

15. D816022 - Battery box

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as of
12/25/2025
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