Growing community of inventors

Osaka, Japan

Akira Niitsuma

Average Co-Inventor Count = 1.87

ph-index = 4

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 = 70

Akira NiitsumaKunio Takechi (13 patents)Akira NiitsumaTakeshi Ikuta (7 patents)Akira NiitsumaYuichiro Ishikawa (6 patents)Akira NiitsumaSatoshi Ikebukuro (5 patents)Akira NiitsumaKei Saito (5 patents)Akira NiitsumaTakuji Takamatsu (5 patents)Akira NiitsumaShouji Nakagawa (4 patents)Akira NiitsumaHiroki Oogose (4 patents)Akira NiitsumaAtsushi Kawamata (4 patents)Akira NiitsumaHirokazu Hiraoka (3 patents)Akira NiitsumaHirokazu Hirayama (3 patents)Akira NiitsumaKen'ichi Kawasaki (3 patents)Akira NiitsumaShu Kusuda (3 patents)Akira NiitsumaHiroki Ogose (3 patents)Akira NiitsumaSatoshi Fujii (2 patents)Akira NiitsumaAbu Supian Bin Ahmad (2 patents)Akira NiitsumaKenji Yoshida (2 patents)Akira NiitsumaTakashi Komemushi (2 patents)Akira NiitsumaEtsuyoshi Watarai (1 patent)Akira NiitsumaAkira Nago (1 patent)Akira NiitsumaKeigo Kitajima (1 patent)Akira NiitsumaKoji Ochiai (1 patent)Akira NiitsumaMotohiro Niitsuma (1 patent)Akira NiitsumaNoriyuki Horiuchi (1 patent)Akira NiitsumaTetsuya Matsumoto (1 patent)Akira NiitsumaBaihaki Bin Sabtu (1 patent)Akira NiitsumaTakeshi Fujiwara (1 patent)Akira NiitsumaYouhei Toake (1 patent)Akira NiitsumaTakanori Maruoka (1 patent)Akira NiitsumaFumihide Numata (1 patent)Akira NiitsumaNorikazu Taki (1 patent)Akira NiitsumaYutaka Inoue (1 patent)Akira NiitsumaKouji Ochiai (1 patent)Akira NiitsumaKen′ichi Kawasaki (1 patent)Akira NiitsumaYuzo Shimano (1 patent)Akira NiitsumaKenji Tsubouchi (1 patent)Akira NiitsumaHirotaka Nagashima (1 patent)Akira NiitsumaYoshio Umezawa (1 patent)Akira NiitsumaSeiji Takaki (1 patent)Akira NiitsumaAtsushi Yagara (1 patent)Akira NiitsumaYoshiyuki Takemoto (1 patent)Akira NiitsumaKoichi Kawane (1 patent)Akira NiitsumaKeigo Kitajima (0 patent)Akira NiitsumaAkira Niitsuma (63 patents)Kunio TakechiKunio Takechi (58 patents)Takeshi IkutaTakeshi Ikuta (63 patents)Yuichiro IshikawaYuichiro Ishikawa (22 patents)Satoshi IkebukuroSatoshi Ikebukuro (42 patents)Kei SaitoKei Saito (40 patents)Takuji TakamatsuTakuji Takamatsu (29 patents)Shouji NakagawaShouji Nakagawa (18 patents)Hiroki OogoseHiroki Oogose (10 patents)Atsushi KawamataAtsushi Kawamata (7 patents)Hirokazu HiraokaHirokazu Hiraoka (39 patents)Hirokazu HirayamaHirokazu Hirayama (26 patents)Ken'ichi KawasakiKen'ichi Kawasaki (25 patents)Shu KusudaShu Kusuda (5 patents)Hiroki OgoseHiroki Ogose (5 patents)Satoshi FujiiSatoshi Fujii (19 patents)Abu Supian Bin AhmadAbu Supian Bin Ahmad (18 patents)Kenji YoshidaKenji Yoshida (14 patents)Takashi KomemushiTakashi Komemushi (11 patents)Etsuyoshi WataraiEtsuyoshi Watarai (107 patents)Akira NagoAkira Nago (51 patents)Keigo KitajimaKeigo Kitajima (48 patents)Koji OchiaiKoji Ochiai (31 patents)Motohiro NiitsumaMotohiro Niitsuma (19 patents)Noriyuki HoriuchiNoriyuki Horiuchi (13 patents)Tetsuya MatsumotoTetsuya Matsumoto (11 patents)Baihaki Bin SabtuBaihaki Bin Sabtu (11 patents)Takeshi FujiwaraTakeshi Fujiwara (8 patents)Youhei ToakeYouhei Toake (8 patents)Takanori MaruokaTakanori Maruoka (7 patents)Fumihide NumataFumihide Numata (7 patents)Norikazu TakiNorikazu Taki (6 patents)Yutaka InoueYutaka Inoue (6 patents)Kouji OchiaiKouji Ochiai (4 patents)Ken′ichi KawasakiKen′ichi Kawasaki (4 patents)Yuzo ShimanoYuzo Shimano (2 patents)Kenji TsubouchiKenji Tsubouchi (2 patents)Hirotaka NagashimaHirotaka Nagashima (2 patents)Yoshio UmezawaYoshio Umezawa (2 patents)Seiji TakakiSeiji Takaki (1 patent)Atsushi YagaraAtsushi Yagara (1 patent)Yoshiyuki TakemotoYoshiyuki Takemoto (1 patent)Koichi KawaneKoichi Kawane (1 patent)Keigo KitajimaKeigo Kitajima (0 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Shimano Inc. (62 from 3,293 patents)

2. Other (1 from 832,680 patents)

3. Shimano Components (malaysia) Sdn. Bhd. (1 from 43 patents)

4. Shimano Components (malaysia) Sdn. (1 from 2 patents)


63 patents:

1. 11856930 - Collar member for spinning reel

2. 11819012 - Spinning reel

3. 11761494 - Drag washer and fishing reel

4. 11751549 - Spinning reel

5. 11737439 - Spinning reel

6. 11716980 - Spinning reel

7. 11716981 - Spinning reel

8. 11395482 - Spinning reel

9. 11330809 - Spinning reel

10. 11124395 - Reel braking adjustment device and reel braking adjustment program

11. 11116195 - Spool for a dual-bearing reel

12. 10966418 - Fishing reel

13. 10575508 - Braking apparatus for dual-bearing reel

14. 10492482 - Dual-bearing reel

15. 10492483 - Dual-bearing reel

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