Growing community of inventors

Sakai, Japan

Keigo Kitajima

Average Co-Inventor Count = 1.86

ph-index = 6

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 = 158

Keigo KitajimaHirokazu Hiraoka (10 patents)Keigo KitajimaShingo Matsuo (10 patents)Keigo KitajimaKoji Ochiai (5 patents)Keigo KitajimaAbu Supian Bin Ahmad (4 patents)Keigo KitajimaKei Saito (3 patents)Keigo KitajimaTakuji Takamatsu (3 patents)Keigo KitajimaBaihaki Bin Sabtu (3 patents)Keigo KitajimaMohd Syamsul Johary Bin Ismail (3 patents)Keigo KitajimaKunio Takechi (2 patents)Keigo KitajimaMasakazu Iwabuchi (2 patents)Keigo KitajimaTaisei Morise (2 patents)Keigo KitajimaKoji Takikura (2 patents)Keigo KitajimaChun Wee Chew (2 patents)Keigo KitajimaYutaka Inoue (2 patents)Keigo KitajimaMuhamad Aidil Bin Misseri (2 patents)Keigo KitajimaTakeshi Ikuta (1 patent)Keigo KitajimaAkira Niitsuma (1 patent)Keigo KitajimaSeiji Myojo (1 patent)Keigo KitajimaYoshiyuki Furomoto (1 patent)Keigo KitajimaMotohiro Niitsuma (1 patent)Keigo KitajimaAkihiko Sato (1 patent)Keigo KitajimaMasuo Ban (1 patent)Keigo KitajimaHiroki Oogose (1 patent)Keigo KitajimaMuhd Syukri Nazry Bin Mustapha (1 patent)Keigo KitajimaKouhei Nakamura (1 patent)Keigo KitajimaTsutomu Takada (1 patent)Keigo KitajimaKouji Ochiai (1 patent)Keigo KitajimaWen Yin Lee (1 patent)Keigo KitajimaNg Keng Huat (1 patent)Keigo KitajimaOng San Cheng (1 patent)Keigo KitajimaDaichi Nakata (1 patent)Keigo KitajimaAhmad Syafiq Asyraf Ahmad Sabri (1 patent)Keigo KitajimaKoichi Kawane (1 patent)Keigo KitajimaAmi Higuchi (1 patent)Keigo KitajimaOchiai Koji (0 patent)Keigo KitajimaKeigo Kitajima (48 patents)Hirokazu HiraokaHirokazu Hiraoka (39 patents)Shingo MatsuoShingo Matsuo (13 patents)Koji OchiaiKoji Ochiai (31 patents)Abu Supian Bin AhmadAbu Supian Bin Ahmad (18 patents)Kei SaitoKei Saito (40 patents)Takuji TakamatsuTakuji Takamatsu (29 patents)Baihaki Bin SabtuBaihaki Bin Sabtu (11 patents)Mohd Syamsul Johary Bin IsmailMohd Syamsul Johary Bin Ismail (10 patents)Kunio TakechiKunio Takechi (58 patents)Masakazu IwabuchiMasakazu Iwabuchi (54 patents)Taisei MoriseTaisei Morise (12 patents)Koji TakikuraKoji Takikura (9 patents)Chun Wee ChewChun Wee Chew (7 patents)Yutaka InoueYutaka Inoue (6 patents)Muhamad Aidil Bin MisseriMuhamad Aidil Bin Misseri (2 patents)Takeshi IkutaTakeshi Ikuta (63 patents)Akira NiitsumaAkira Niitsuma (63 patents)Seiji MyojoSeiji Myojo (43 patents)Yoshiyuki FuromotoYoshiyuki Furomoto (38 patents)Motohiro NiitsumaMotohiro Niitsuma (19 patents)Akihiko SatoAkihiko Sato (13 patents)Masuo BanMasuo Ban (12 patents)Hiroki OogoseHiroki Oogose (10 patents)Muhd Syukri Nazry Bin MustaphaMuhd Syukri Nazry Bin Mustapha (7 patents)Kouhei NakamuraKouhei Nakamura (4 patents)Tsutomu TakadaTsutomu Takada (4 patents)Kouji OchiaiKouji Ochiai (4 patents)Wen Yin LeeWen Yin Lee (2 patents)Ng Keng HuatNg Keng Huat (2 patents)Ong San ChengOng San Cheng (2 patents)Daichi NakataDaichi Nakata (1 patent)Ahmad Syafiq Asyraf Ahmad SabriAhmad Syafiq Asyraf Ahmad Sabri (1 patent)Koichi KawaneKoichi Kawane (1 patent)Ami HiguchiAmi Higuchi (1 patent)Ochiai KojiOchiai Koji (0 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Shimano Inc. (47 from 3,305 patents)

2. Shimano Components (malaysia) Sdn. Bhd. (4 from 43 patents)

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

4. Shumano Components (malaysia) Sdn. Bhd. (1 from 1 patent)


48 patents:

1. 11997996 - Spool braking device for dual bearing reel

2. 10834910 - Dual-bearing reel

3. 10609917 - Dual-bearing reel

4. 10575510 - Fishing reel

5. 10477846 - Spool for fishing reel

6. 10349645 - Single-bearing reel

7. 10091979 - Dual-bearing reel and reel unit for same

8. 9763433 - Reciprocating mechanism for a fishing reel and a fishing reel

9. 9591839 - Spinning reel for fishing and a braking operation lever for the rotor braking device

10. 9497948 - Spinning reel

11. 9370173 - Spinning reel

12. 9363988 - Spinning reel

13. 9226486 - Spinning reel and spinning reel spool

14. 7967232 - Spinning-reel fishing line guide mechanism

15. 7798437 - Rotor for spinning reel

Please report any incorrect information to support@idiyas.com
idiyas.com
as of
12/25/2025
Loading…