Growing community of inventors

Tokyo, Japan

Kenichi Hasegawa

Average Co-Inventor Count = 2.34

ph-index = 11

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 = 416

Kenichi HasegawaKenji Ishii (253 patents)Kenichi HasegawaHiroshi Yoshinaga (225 patents)Kenichi HasegawaToshihiko Shimokawa (147 patents)Kenichi HasegawaTakamasa Hase (133 patents)Kenichi HasegawaTakahiro Imada (129 patents)Kenichi HasegawaMasaaki Yoshikawa (128 patents)Kenichi HasegawaNaoki Iwaya (126 patents)Kenichi HasegawaYutaka Ikebuchi (122 patents)Kenichi HasegawaIppei Fujimoto (120 patents)Kenichi HasegawaYoshiki Yamaguchi (118 patents)Kenichi HasegawaNaoto Fukasawa (8 patents)Kenichi HasegawaAkira Shinshi (81 patents)Kenichi HasegawaJun Furukawa (1 patent)Kenichi HasegawaTetsuo Tokuda (65 patents)Kenichi HasegawaYasunori Ishigaya (59 patents)Kenichi HasegawaMasami Uehara (2 patents)Kenichi HasegawaTadayuki Ito (1 patent)Kenichi HasegawaRyota Yamashina (47 patents)Kenichi HasegawaShuntaroh Tamaki (43 patents)Kenichi HasegawaYoshihiro Takechi (8 patents)Kenichi HasegawaNaoto Fukasawa (6 patents)Kenichi HasegawaSeiji Matsui (5 patents)Kenichi HasegawaSatoshi Kurihara (4 patents)Kenichi HasegawaKazushige Miyake (4 patents)Kenichi HasegawaYoichiro Okoshi (3 patents)Kenichi HasegawaYasuki Sato (3 patents)Kenichi HasegawaKentarou Mizuno (3 patents)Kenichi HasegawaTakahiro Anai (3 patents)Kenichi HasegawaIppei Matsumoto (2 patents)Kenichi HasegawaKazushige Miyake (1 patent)Kenichi HasegawaYoshiaki Yamakoshi (1 patent)Kenichi HasegawaMamoru Moriya (1 patent)Kenichi HasegawaTakashi Ishizaki (1 patent)Kenichi HasegawaYoshikazu Watanabe (1 patent)Kenichi HasegawaKenichi Hirasawa (1 patent)Kenichi HasegawaEtsuyo Yamada (1 patent)Kenichi HasegawaKenji Ishi (1 patent)Kenichi HasegawaMasami Uehara (1 patent)Kenichi HasegawaToshihiro Saguchi (1 patent)Kenichi HasegawaSetsuro Kimura (1 patent)Kenichi HasegawaKuniyoshi Watanabe (1 patent)Kenichi HasegawaKenji Akifuji (1 patent)Kenichi HasegawaZen Sakaguchi (1 patent)Kenichi HasegawaMinoru Fukada (1 patent)Kenichi HasegawaToshihiko Shimokkawa (0 patent)Kenichi HasegawaKenichi Hasegawa (34 patents)Kenji IshiiKenji Ishii (253 patents)Hiroshi YoshinagaHiroshi Yoshinaga (225 patents)Toshihiko ShimokawaToshihiko Shimokawa (147 patents)Takamasa HaseTakamasa Hase (133 patents)Takahiro ImadaTakahiro Imada (129 patents)Masaaki YoshikawaMasaaki Yoshikawa (128 patents)Naoki IwayaNaoki Iwaya (126 patents)Yutaka IkebuchiYutaka Ikebuchi (122 patents)Ippei FujimotoIppei Fujimoto (120 patents)Yoshiki YamaguchiYoshiki Yamaguchi (118 patents)Naoto FukasawaNaoto Fukasawa (86 patents)Akira ShinshiAkira Shinshi (81 patents)Jun FurukawaJun Furukawa (67 patents)Tetsuo TokudaTetsuo Tokuda (65 patents)Yasunori IshigayaYasunori Ishigaya (59 patents)Masami UeharaMasami Uehara (2 patents)Tadayuki ItoTadayuki Ito (52 patents)Ryota YamashinaRyota Yamashina (47 patents)Shuntaroh TamakiShuntaroh Tamaki (43 patents)Yoshihiro TakechiYoshihiro Takechi (13 patents)Naoto FukasawaNaoto Fukasawa (24 patents)Seiji MatsuiSeiji Matsui (10 patents)Satoshi KuriharaSatoshi Kurihara (7 patents)Kazushige MiyakeKazushige Miyake (4 patents)Yoichiro OkoshiYoichiro Okoshi (8 patents)Yasuki SatoYasuki Sato (7 patents)Kentarou MizunoKentarou Mizuno (3 patents)Takahiro AnaiTakahiro Anai (3 patents)Ippei MatsumotoIppei Matsumoto (2 patents)Kazushige MiyakeKazushige Miyake (12 patents)Yoshiaki YamakoshiYoshiaki Yamakoshi (5 patents)Mamoru MoriyaMamoru Moriya (5 patents)Takashi IshizakiTakashi Ishizaki (4 patents)Yoshikazu WatanabeYoshikazu Watanabe (1 patent)Kenichi HirasawaKenichi Hirasawa (1 patent)Etsuyo YamadaEtsuyo Yamada (1 patent)Kenji IshiKenji Ishi (1 patent)Masami UeharaMasami Uehara (1 patent)Toshihiro SaguchiToshihiro Saguchi (1 patent)Setsuro KimuraSetsuro Kimura (1 patent)Kuniyoshi WatanabeKuniyoshi Watanabe (1 patent)Kenji AkifujiKenji Akifuji (1 patent)Zen SakaguchiZen Sakaguchi (1 patent)Minoru FukadaMinoru Fukada (1 patent)Toshihiko ShimokkawaToshihiko Shimokkawa (0 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Nec Display Solutions, Ltd. (13 from 426 patents)

2. Jeol Ltd. (10 from 805 patents)

3. Nec-Mitsubishi Electric Visual Systems Corporation (6 from 33 patents)

4. Nec-Mitsubishi Electric Visual Systems Co. (2 from 2 patents)

5. Murakami Corporation (1 from 190 patents)

6. Hiraoka Kogyo Kabushiki Kaisha (1 from 4 patents)

7. Seiki Kogyo Co., Ltd. (1 from 3 patents)

8. Kenichi Hasegawa & Tokimec Inc. (1 from 1 patent)

9. Ricoh Company, Ltd. (28,584 patents)


34 patents:

1. 7963488 - Stand for a thin display

2. D626960 - Display

3. D625311 - Display

4. 7621500 - Display holding device

5. 7570053 - NMR measurement method

6. D597042 - Display

7. D595715 - Display

8. D582390 - Speaker unit for computer display

9. D580934 - Computer display

10. D578530 - Computer display

11. D554120 - Computer display

12. 7245126 - NMR method and apparatus

13. D543982 - Computer display

14. D543535 - Speaker unit for computer display

15. D540321 - Computer display

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1/8/2026
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