Growing community of inventors

Matsumoto, Japan

Masayuki Takagi

Average Co-Inventor Count = 4.16

ph-index = 10

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 = 2,146

Masayuki TakagiTakashi Takeda (106 patents)Masayuki TakagiToshiaki Miyao (102 patents)Masayuki TakagiAkira Komatsu (89 patents)Masayuki TakagiTakahiro Totani (67 patents)Masayuki TakagiTokito Yamaguchi (32 patents)Masayuki TakagiYoshitaka Hama (5 patents)Masayuki TakagiTaisuke Yamauchi (4 patents)Masayuki TakagiTakuya Ikeda (4 patents)Masayuki TakagiKazuya Kamakura (3 patents)Masayuki TakagiMitsutaka Ide (2 patents)Masayuki TakagiNoriaki Hiraide (2 patents)Masayuki TakagiKunihiko Yano (2 patents)Masayuki TakagiTakeshi Fujishiro (2 patents)Masayuki TakagiNobuhiko Yokoo (2 patents)Masayuki TakagiTakeshi Koshihara (1 patent)Masayuki TakagiToshiyuki Kasai (1 patent)Masayuki TakagiMasahide Takano (1 patent)Masayuki TakagiYoshihiro Tatara (1 patent)Masayuki TakagiFusashi Kimura (1 patent)Masayuki TakagiHideki Kato (1 patent)Masayuki TakagiYutaka Fujimaki (1 patent)Masayuki TakagiHayato Matsuki (1 patent)Masayuki TakagiKenro Yajima (1 patent)Masayuki TakagiMasayuki Takagi (121 patents)Takashi TakedaTakashi Takeda (202 patents)Toshiaki MiyaoToshiaki Miyao (106 patents)Akira KomatsuAkira Komatsu (107 patents)Takahiro TotaniTakahiro Totani (68 patents)Tokito YamaguchiTokito Yamaguchi (38 patents)Yoshitaka HamaYoshitaka Hama (13 patents)Taisuke YamauchiTaisuke Yamauchi (43 patents)Takuya IkedaTakuya Ikeda (6 patents)Kazuya KamakuraKazuya Kamakura (28 patents)Mitsutaka IdeMitsutaka Ide (56 patents)Noriaki HiraideNoriaki Hiraide (29 patents)Kunihiko YanoKunihiko Yano (26 patents)Takeshi FujishiroTakeshi Fujishiro (22 patents)Nobuhiko YokooNobuhiko Yokoo (3 patents)Takeshi KoshiharaTakeshi Koshihara (117 patents)Toshiyuki KasaiToshiyuki Kasai (77 patents)Masahide TakanoMasahide Takano (65 patents)Yoshihiro TataraYoshihiro Tatara (50 patents)Fusashi KimuraFusashi Kimura (38 patents)Hideki KatoHideki Kato (31 patents)Yutaka FujimakiYutaka Fujimaki (24 patents)Hayato MatsukiHayato Matsuki (14 patents)Kenro YajimaKenro Yajima (12 patents)
..
Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Seiko Epson Corporation (120 from 33,278 patents)

2. Sieko Epson Corporation (1 from 14 patents)


121 patents:

1. 12443042 - Head-mounted display apparatus

2. 12436396 - Virtual image display device and optical unit capable of adjusting display position of virtual image

3. 12259535 - Optical unit and image display device

4. 12002188 - Optical module and virtual image display device

5. 11769441 - Display module and display device

6. 11656469 - Light-guiding device, virtual image display apparatus, and method for manufacturing light-guiding device

7. 11657482 - Optical module and virtual image display device

8. 11640060 - Head-mounted display

9. 11570394 - Virtual image display apparatus and video device unit manufacturing method

10. 11550154 - Virtual image display device and light-guiding member

11. 11536967 - Light-guiding device, display device, and method of manufacturing light-guiding device

12. 11506895 - Light-guiding device and virtual image display apparatus

13. 11480799 - Head-mounted display

14. 11448882 - Virtual image display apparatus

15. 11435588 - Virtual image display apparatus and light-guiding device

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as of
10/22/2025
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