Growing community of inventors

Osaka, Japan

Masao Kojima

Average Co-Inventor Count = 1.68

ph-index = 10

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 = 311

Masao KojimaYasushi Kamada (4 patents)Masao KojimaHiroyuki Miyoshi (3 patents)Masao KojimaKoji Kuyama (3 patents)Masao KojimaTomohiko Naya (3 patents)Masao KojimaYoshihide Iteya (2 patents)Masao KojimaAlexander Hilsky (2 patents)Masao KojimaShinpei Okajima (1 patent)Masao KojimaKenji Ose (1 patent)Masao KojimaAkihiko Shoge (1 patent)Masao KojimaMasahito Hidaka (1 patent)Masao KojimaSho Koyama (1 patent)Masao KojimaYuichiro Sadanaga (1 patent)Masao KojimaMasao Kojima (21 patents)Yasushi KamadaYasushi Kamada (8 patents)Hiroyuki MiyoshiHiroyuki Miyoshi (30 patents)Koji KuyamaKoji Kuyama (29 patents)Tomohiko NayaTomohiko Naya (4 patents)Yoshihide IteyaYoshihide Iteya (9 patents)Alexander HilskyAlexander Hilsky (2 patents)Shinpei OkajimaShinpei Okajima (81 patents)Kenji OseKenji Ose (30 patents)Akihiko ShogeAkihiko Shoge (19 patents)Masahito HidakaMasahito Hidaka (13 patents)Sho KoyamaSho Koyama (3 patents)Yuichiro SadanagaYuichiro Sadanaga (3 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Shimano Inc. (16 from 3,296 patents)

2. Panasonic Corporation (3 from 16,453 patents)

3. Panasonic Intellectual Property Management Co., Ltd. (2 from 13,262 patents)


21 patents:

1. 11808284 - Blower

2. 9214840 - Fan motor, on-vehicle air conditioner using the fan motor, and method for assembling fan motor

3. 8890382 - Motor and vehicle-mounted air conditioner using same

4. 8604650 - Motor and fan motor using the same motor

5. D663411 - Impeller of an electric fan

6. 7104154 - Bicycle shift control device

7. 7013751 - Bicycle shift control device

8. 6976692 - Front suspension crown cover with connector and setting boss

9. 6902426 - Bicycle crown or crown cover with electrical connector support

10. 6647826 - Bicycle pedal

11. 6634664 - Multi-purpose mounting member for bicycle

12. 6609722 - Bicycle crown or crown cover with electrical connector support

13. 6584872 - Bicycle handle mounting member

14. 6431020 - Method of supporting gear indicators for a bicycle

15. 6332373 - Gear indicator holder for a bicycle

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as of
12/15/2025
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