Growing community of inventors

Tokyo, Japan

Takahisa Yamada

Average Co-Inventor Count = 4.19

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 = 138

Takahisa YamadaKazuya Inoue (7 patents)Takahisa YamadaNaoto Fukasawa (6 patents)Takahisa YamadaAkio Morita (6 patents)Takahisa YamadaYoshinao Segawa (5 patents)Takahisa YamadaYasushi Itou (5 patents)Takahisa YamadaToshiyuki Yamaguchi (4 patents)Takahisa YamadaMitsuhiro Shimizu (4 patents)Takahisa YamadaNaoki Kato (3 patents)Takahisa YamadaTakayuki Okamoto (3 patents)Takahisa YamadaMikiya Takeda (3 patents)Takahisa YamadaShigenori Sakai (3 patents)Takahisa YamadaTsunao Nagasaki (3 patents)Takahisa YamadaKazuya Fukuda (3 patents)Takahisa YamadaTakuji Katsutani (2 patents)Takahisa YamadaMasayuki Ageishi (2 patents)Takahisa YamadaTerumasa Kobayashi (2 patents)Takahisa YamadaTetsuya Nagata (1 patent)Takahisa YamadaMotoyasu Utsunomiya (1 patent)Takahisa YamadaKoichi Harada (1 patent)Takahisa YamadaYuichiro Nara (1 patent)Takahisa YamadaManabu Tominaga (1 patent)Takahisa YamadaKiyotaka Fujita (1 patent)Takahisa YamadaMikiya Shimizu (1 patent)Takahisa YamadaToshihiko Miyagawa (1 patent)Takahisa YamadaTomonori Yamaguchi (1 patent)Takahisa YamadaToshiyuki Yamaguchi (1 patent)Takahisa YamadaWong Hean Peng (1 patent)Takahisa YamadaTakahisa Yamada (21 patents)Kazuya InoueKazuya Inoue (21 patents)Naoto FukasawaNaoto Fukasawa (86 patents)Akio MoritaAkio Morita (16 patents)Yoshinao SegawaYoshinao Segawa (13 patents)Yasushi ItouYasushi Itou (9 patents)Toshiyuki YamaguchiToshiyuki Yamaguchi (18 patents)Mitsuhiro ShimizuMitsuhiro Shimizu (10 patents)Naoki KatoNaoki Kato (33 patents)Takayuki OkamotoTakayuki Okamoto (25 patents)Mikiya TakedaMikiya Takeda (17 patents)Shigenori SakaiShigenori Sakai (6 patents)Tsunao NagasakiTsunao Nagasaki (5 patents)Kazuya FukudaKazuya Fukuda (3 patents)Takuji KatsutaniTakuji Katsutani (16 patents)Masayuki AgeishiMasayuki Ageishi (6 patents)Terumasa KobayashiTerumasa Kobayashi (3 patents)Tetsuya NagataTetsuya Nagata (108 patents)Motoyasu UtsunomiyaMotoyasu Utsunomiya (33 patents)Koichi HaradaKoichi Harada (28 patents)Yuichiro NaraYuichiro Nara (11 patents)Manabu TominagaManabu Tominaga (8 patents)Kiyotaka FujitaKiyotaka Fujita (8 patents)Mikiya ShimizuMikiya Shimizu (3 patents)Toshihiko MiyagawaToshihiko Miyagawa (3 patents)Tomonori YamaguchiTomonori Yamaguchi (2 patents)Toshiyuki YamaguchiToshiyuki Yamaguchi (2 patents)Wong Hean PengWong Hean Peng (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Nec Display Solutions, Ltd. (16 from 426 patents)

2. Nec Viewtechnology, Ltd. (3 from 125 patents)

3. Nec Corporation (2 from 35,658 patents)


21 patents:

1. D727997 - Projector

2. D723609 - Projector

3. D691650 - Projector

4. D691649 - Projector

5. D668284 - Projector

6. D667864 - Projector

7. D667480 - Projector

8. D659738 - Projector

9. D656173 - Projector

10. D653688 - Projector

11. D649999 - Projector

12. D579935 - Wireless adapter

13. D579934 - Wireless adapter

14. D579476 - Projector

15. D579449 - Wireless adapter

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as of
12/4/2025
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