Growing community of inventors

Nagano, Japan

Hitoshi Igarashi

Average Co-Inventor Count = 2.02

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 = 422

Hitoshi IgarashiSatoshi Nakata (16 patents)Hitoshi IgarashiMasanori Yoshida (8 patents)Hitoshi IgarashiKenji Hatada (8 patents)Hitoshi IgarashiAtsuhiko Takeuchi (4 patents)Hitoshi IgarashiYosuke Nakano (4 patents)Hitoshi IgarashiYoshimi Kubo (4 patents)Hitoshi IgarashiKoji Niioka (4 patents)Hitoshi IgarashiTadahiro Mizutani (3 patents)Hitoshi IgarashiRyoichi Tanaka (3 patents)Hitoshi IgarashiTakumi Nagashima (3 patents)Hitoshi IgarashiTomoyuki Nakano (3 patents)Hitoshi IgarashiKensuke Tamai (3 patents)Hitoshi IgarashiTakuya Yasue (3 patents)Hitoshi IgarashiYasuhiko Yoshihisa (3 patents)Hitoshi IgarashiTetsuo Suzuki (3 patents)Hitoshi IgarashiKaoru Koyama (3 patents)Hitoshi IgarashiShigeaki Shimizu (3 patents)Hitoshi IgarashiHirokazu Nunokawa (2 patents)Hitoshi IgarashiHironori Endo (2 patents)Hitoshi IgarashiAtsushi Kamijo (2 patents)Hitoshi IgarashiKeiichi Yato (2 patents)Hitoshi IgarashiHirotomo Tanaka (2 patents)Hitoshi IgarashiShinji Kanemaru (2 patents)Hitoshi IgarashiYohei Nunokawa (2 patents)Hitoshi IgarashiTakayuki Tanaka (2 patents)Hitoshi IgarashiMasahide Nomura (2 patents)Hitoshi IgarashiHisashi Miyazawa (1 patent)Hitoshi IgarashiTakao Kobayashi (1 patent)Hitoshi IgarashiKatsumi Yamada (1 patent)Hitoshi IgarashiKenji Yanagisawa (1 patent)Hitoshi IgarashiHiroto Miyauchi (1 patent)Hitoshi IgarashiKazuhisa Kawakami (1 patent)Hitoshi IgarashiHisashi Koike (1 patent)Hitoshi IgarashiHisayuki Akahane (1 patent)Hitoshi IgarashiManabu Kondo (1 patent)Hitoshi IgarashiMasahiro Isono (1 patent)Hitoshi IgarashiKazuo Otsuka (1 patent)Hitoshi IgarashiYoshiyuki Okazawa (1 patent)Hitoshi IgarashiShun Ito (1 patent)Hitoshi IgarashiTatsuya Seshimo (1 patent)Hitoshi IgarashiKenjiro Murakami (1 patent)Hitoshi IgarashiTetsuya Tamura (1 patent)Hitoshi IgarashiKenji Ekuan (1 patent)Hitoshi IgarashiMasaki Kobayashi (1 patent)Hitoshi IgarashiYukihiro Uchiyama (1 patent)Hitoshi IgarashiMasafumi Furuyama (1 patent)Hitoshi IgarashiKazuhisa Nakamura (1 patent)Hitoshi IgarashiHaruna Takahashi (1 patent)Hitoshi IgarashiHiroyuki Tajima (1 patent)Hitoshi IgarashiEiko Yanagida (1 patent)Hitoshi IgarashiNoritaka Uchibori (1 patent)Hitoshi IgarashiMitsuo Tanaka (1 patent)Hitoshi IgarashiEiji Taketsugu (1 patent)Hitoshi IgarashiSatoshi Yoshino (1 patent)Hitoshi IgarashiKatsunari Kumagai (1 patent)Hitoshi IgarashiJun Ushiama (1 patent)Hitoshi IgarashiKohei Kozaki (1 patent)Hitoshi IgarashiYoshio Arai (1 patent)Hitoshi IgarashiMitsuru Iseki (1 patent)Hitoshi IgarashiMasaaki Kinoshita (1 patent)Hitoshi IgarashiAkifumi Niwa (1 patent)Hitoshi IgarashiYoshiyuki Kimoto (1 patent)Hitoshi IgarashiFriedrich F Frenkler (1 patent)Hitoshi IgarashiNaoki Horie (1 patent)Hitoshi IgarashiKeiji Hori (1 patent)Hitoshi IgarashiTakashi Kizaki (1 patent)Hitoshi IgarashiKaneko Isao (1 patent)Hitoshi IgarashiYasuhiro Taguchi (1 patent)Hitoshi IgarashiHitoshi Igarashi (86 patents)Satoshi NakataSatoshi Nakata (72 patents)Masanori YoshidaMasanori Yoshida (26 patents)Kenji HatadaKenji Hatada (22 patents)Atsuhiko TakeuchiAtsuhiko Takeuchi (42 patents)Yosuke NakanoYosuke Nakano (33 patents)Yoshimi KuboYoshimi Kubo (25 patents)Koji NiiokaKoji Niioka (12 patents)Tadahiro MizutaniTadahiro Mizutani (144 patents)Ryoichi TanakaRyoichi Tanaka (57 patents)Takumi NagashimaTakumi Nagashima (51 patents)Tomoyuki NakanoTomoyuki Nakano (49 patents)Kensuke TamaiKensuke Tamai (32 patents)Takuya YasueTakuya Yasue (27 patents)Yasuhiko YoshihisaYasuhiko Yoshihisa (26 patents)Tetsuo SuzukiTetsuo Suzuki (19 patents)Kaoru KoyamaKaoru Koyama (4 patents)Shigeaki ShimizuShigeaki Shimizu (4 patents)Hirokazu NunokawaHirokazu Nunokawa (72 patents)Hironori EndoHironori Endo (64 patents)Atsushi KamijoAtsushi Kamijo (30 patents)Keiichi YatoKeiichi Yato (18 patents)Hirotomo TanakaHirotomo Tanaka (17 patents)Shinji KanemaruShinji Kanemaru (14 patents)Yohei NunokawaYohei Nunokawa (13 patents)Takayuki TanakaTakayuki Tanaka (11 patents)Masahide NomuraMasahide Nomura (6 patents)Hisashi MiyazawaHisashi Miyazawa (126 patents)Takao KobayashiTakao Kobayashi (71 patents)Katsumi YamadaKatsumi Yamada (59 patents)Kenji YanagisawaKenji Yanagisawa (58 patents)Hiroto MiyauchiHiroto Miyauchi (56 patents)Kazuhisa KawakamiKazuhisa Kawakami (44 patents)Hisashi KoikeHisashi Koike (42 patents)Hisayuki AkahaneHisayuki Akahane (34 patents)Manabu KondoManabu Kondo (34 patents)Masahiro IsonoMasahiro Isono (33 patents)Kazuo OtsukaKazuo Otsuka (32 patents)Yoshiyuki OkazawaYoshiyuki Okazawa (27 patents)Shun ItoShun Ito (25 patents)Tatsuya SeshimoTatsuya Seshimo (24 patents)Kenjiro MurakamiKenjiro Murakami (19 patents)Tetsuya TamuraTetsuya Tamura (16 patents)Kenji EkuanKenji Ekuan (16 patents)Masaki KobayashiMasaki Kobayashi (15 patents)Yukihiro UchiyamaYukihiro Uchiyama (14 patents)Masafumi FuruyamaMasafumi Furuyama (14 patents)Kazuhisa NakamuraKazuhisa Nakamura (14 patents)Haruna TakahashiHaruna Takahashi (13 patents)Hiroyuki TajimaHiroyuki Tajima (12 patents)Eiko YanagidaEiko Yanagida (11 patents)Noritaka UchiboriNoritaka Uchibori (11 patents)Mitsuo TanakaMitsuo Tanaka (11 patents)Eiji TaketsuguEiji Taketsugu (11 patents)Satoshi YoshinoSatoshi Yoshino (11 patents)Katsunari KumagaiKatsunari Kumagai (10 patents)Jun UshiamaJun Ushiama (9 patents)Kohei KozakiKohei Kozaki (9 patents)Yoshio AraiYoshio Arai (7 patents)Mitsuru IsekiMitsuru Iseki (5 patents)Masaaki KinoshitaMasaaki Kinoshita (5 patents)Akifumi NiwaAkifumi Niwa (4 patents)Yoshiyuki KimotoYoshiyuki Kimoto (4 patents)Friedrich F FrenklerFriedrich F Frenkler (3 patents)Naoki HorieNaoki Horie (3 patents)Keiji HoriKeiji Hori (2 patents)Takashi KizakiTakashi Kizaki (2 patents)Kaneko IsaoKaneko Isao (1 patent)Yasuhiro TaguchiYasuhiro Taguchi (1 patent)
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Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Seiko Epson Corporation (74 from 33,156 patents)

2. Nec Corporation (5 from 35,435 patents)

3. Asahi Glass Company, Limited (3 from 2,559 patents)

4. Nippon Electric Co., Ltd. (3 from 1,038 patents)

5. Max Co., Ltd. (1 from 692 patents)


86 patents:

1. 12138935 - Bottle set and bottle

2. 11794496 - Recording device and control method for recording device

3. 11691428 - Bottle set and bottle

4. 11325404 - Recording apparatus including roll body support unit

5. D944319 - Printing workroom interior

6. 11165920 - Multi-function printer

7. 10897547 - Multi-function printer

8. 10538093 - Bottle set and bottle

9. 10525746 - Recording apparatus

10. 10252536 - Recording apparatus

11. 10222734 - Medium transport apparatus and image reading apparatus

12. 10118400 - Liquid ejection system

13. 10118423 - Recording device

14. 9986116 - Image scanning apparatus

15. 9731528 - Recording apparatus

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