Growing community of inventors

Kobe, Japan

Tetsuzo Fujikawa

Average Co-Inventor Count = 2.38

ph-index = 12

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 = 489

Tetsuzo FujikawaShinichi Tamba (20 patents)Tetsuzo FujikawaMakizo Hirata (15 patents)Tetsuzo FujikawaToshiyuki Takada (6 patents)Tetsuzo FujikawaMichio Nishimura (6 patents)Tetsuzo FujikawaShigeharu Ohama (3 patents)Tetsuzo FujikawaRyoji Uda (3 patents)Tetsuzo FujikawaKichiji Misawa (3 patents)Tetsuzo FujikawaYoichi Yamaguchi (3 patents)Tetsuzo FujikawaHitomi Miyake (2 patents)Tetsuzo FujikawaMichael J O'Neill (2 patents)Tetsuzo FujikawaStephen A Braun (2 patents)Tetsuzo FujikawaYoshiteru Ueda (2 patents)Tetsuzo FujikawaHitoshi Yamamoto (2 patents)Tetsuzo FujikawaDonald Emil Niosi (2 patents)Tetsuzo FujikawaNoriyuki Ueki (2 patents)Tetsuzo FujikawaRoger W Curry (2 patents)Tetsuzo FujikawaAkira Takahashi (2 patents)Tetsuzo FujikawaJames R Titze (2 patents)Tetsuzo FujikawaYoshiro Yamane (1 patent)Tetsuzo FujikawaAkio Miguchi (1 patent)Tetsuzo FujikawaNoboru Fukui (1 patent)Tetsuzo FujikawaIchiro Tanaka (1 patent)Tetsuzo FujikawaKeisuke Tomonaga (1 patent)Tetsuzo FujikawaTomoya Kimura (1 patent)Tetsuzo FujikawaShinji Abe (1 patent)Tetsuzo FujikawaMasaru Yamamoto (1 patent)Tetsuzo FujikawaNoriaki Fujii (1 patent)Tetsuzo FujikawaYasuhiro Seto (1 patent)Tetsuzo FujikawaTamba Shinichi (1 patent)Tetsuzo FujikawaMasao Shirakawa (1 patent)Tetsuzo FujikawaYooichi Yamaguchi (1 patent)Tetsuzo FujikawaTetsuzo Fujikawa (49 patents)Shinichi TambaShinichi Tamba (54 patents)Makizo HirataMakizo Hirata (22 patents)Toshiyuki TakadaToshiyuki Takada (12 patents)Michio NishimuraMichio Nishimura (8 patents)Shigeharu OhamaShigeharu Ohama (6 patents)Ryoji UdaRyoji Uda (5 patents)Kichiji MisawaKichiji Misawa (3 patents)Yoichi YamaguchiYoichi Yamaguchi (3 patents)Hitomi MiyakeHitomi Miyake (16 patents)Michael J O'NeillMichael J O'Neill (13 patents)Stephen A BraunStephen A Braun (9 patents)Yoshiteru UedaYoshiteru Ueda (7 patents)Hitoshi YamamotoHitoshi Yamamoto (7 patents)Donald Emil NiosiDonald Emil Niosi (5 patents)Noriyuki UekiNoriyuki Ueki (4 patents)Roger W CurryRoger W Curry (3 patents)Akira TakahashiAkira Takahashi (2 patents)James R TitzeJames R Titze (2 patents)Yoshiro YamaneYoshiro Yamane (23 patents)Akio MiguchiAkio Miguchi (17 patents)Noboru FukuiNoboru Fukui (10 patents)Ichiro TanakaIchiro Tanaka (7 patents)Keisuke TomonagaKeisuke Tomonaga (3 patents)Tomoya KimuraTomoya Kimura (2 patents)Shinji AbeShinji Abe (2 patents)Masaru YamamotoMasaru Yamamoto (2 patents)Noriaki FujiiNoriaki Fujii (1 patent)Yasuhiro SetoYasuhiro Seto (1 patent)Tamba ShinichiTamba Shinichi (1 patent)Masao ShirakawaMasao Shirakawa (1 patent)Yooichi YamaguchiYooichi Yamaguchi (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Kawasaki Jukogyo Kabushiki Kaisha (47 from 3,322 patents)

2. Deere + Company (3 from 8,451 patents)


49 patents:

1. 5165485 - Edger with improved blade cover assembly

2. 5139091 - Edger with improved operating lever assembly

3. 5119879 - Edger with tubular main frame

4. 4984417 - Edger with belt braking device

5. 4962631 - Edger

6. 4935689 - Vehicle mounted engine generator system

7. 4932244 - Display device for an engine-equipped machine

8. 4917201 - Motor vehicle

9. 4889089 - Work vehicle

10. 4862981 - Internal combustion engine and devices employing same

11. 4798082 - Control-display device for an engine-equiped apparatus

12. 4762094 - Valve gear for four-cycle engine

13. 4748945 - Valve gear for use in a four-cycle engine

14. 4736717 - Valve gear for four-cycle engine

15. 4722306 - Valve gear for four-cycle engine

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12/12/2025
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